Who has more authority, a sheriff or police officer?

A sheriff generally has broader authority because their jurisdiction covers the entire county, including unincorporated areas and multiple towns, whereas a police officer's authority is typically limited to the city limits they serve.

Which is better for rural areas, a sheriff or police department?

A sheriff's department is better for rural areas because it provides countywide coverage, patrols unincorporated land, and manages the county jail, while police departments only serve incorporated city boundaries.

Does it cost more to fund a sheriff's office than a police department?

No, a sheriff's office is not inherently more costly to fund because its budget covers countywide jail operations and court security, whereas police departments fund only city patrol and investigations, making total costs dependent on population size.

Is it safer to call a sheriff or police in an emergency?

No, neither is safer to call in an emergency because both are certified law enforcement officers who respond to 911 calls, but you should call the agency with jurisdiction over your specific location for the fastest response.

Can a sheriff and police officer work together on the same case?

Yes, a sheriff and police officer can work together on the same case through mutual aid agreements, joint task forces, and shared jurisdiction in overlapping areas, which is common for major investigations or drug enforcement operations.

What is a common mistake people make when comparing sheriffs and police?

A common mistake is assuming a sheriff is a higher-ranking police officer, when in reality the sheriff is an elected county official with separate duties like running jails, while police chiefs are appointed city employees with no jail responsibilities.

Are the terms sheriff and police interchangeable?

No, the terms sheriff and police are not interchangeable because a sheriff is an elected county official with jail and court duties, while police are appointed city employees focused on municipal law enforcement and traffic control.

In a real-world situation, when would you deal with a sheriff instead of police?

You would deal with a sheriff instead of police when you live in an unincorporated county area, need to visit someone in the county jail, or require a court-ordered eviction or civil paper service, which police do not handle.

Can a sheriff become a police officer or vice versa?

Yes, a sheriff can become a police officer or vice versa because both roles require the same state peace officer certification, though a sheriff must win an election to hold that title while a police officer simply applies for a city job.

Difference Between

Difference Between Sheriff and Police

Written byNex Virox Team

Editorial Team

Reviewed byVarshal Nirbhavane

Senior SEO & Organic Growth Professional · 5+ years

Published: August 28, 202619 min read

Quick answer

The main difference between Sheriff and Police is that a sheriff is an elected county official responsible for countywide law enforcement, courts, and jails, while police are municipal officers appointed to enforce laws within a specific city. Sheriff is an elected county-level law enforcement leader, while Police is a city-employed law enforcement agency.

Key takeaways

Jurisdiction scope: Sheriffs operate countywide, while police departments enforce laws only within city limits.
Election vs appointment: Sheriffs are elected county officials, whereas police chiefs are appointed by city government officials.
Core duties: Sheriffs manage county jails and court security, while police patrol streets and respond to calls.
Best-fit use: Contact the sheriff for rural areas, court matters, or jail inquiries; call police for city emergencies.
Common mistake: Assuming police have county authority; they cannot legally enforce laws outside their city boundaries.

Table of Contents18 sections

Difference Between Sheriff and Police: Comparison Table

Aspect	Sheriff	Police
Definition	Elected county-level law enforcement officer with both civil and criminal duties.	Municipal or state employee focused on enforcing laws within a city or town.
Primary Purpose	Maintains county jail operations, court security, and patrols unincorporated areas.	Handles emergency response, traffic enforcement, and criminal investigation inside city limits.
Core Mechanism	Uses civil process authority to serve warrants, evictions, and court orders.	Uses patrol, dispatch, and detective units to respond to 911 calls and reported crimes.
Selection Method	Elected by county voters, typically every four years in partisan races.	Appointed by a city manager, mayor, or police commission with fixed terms.
Jurisdiction	County-wide authority covering all cities, towns, and rural unincorporated land.	Limited to the incorporated city boundary plus mutual aid agreements.
Accountability	Answerable directly to county voters who can vote the sheriff out of office.	Answerable to city government, the mayor, and an appointed police chief.
Jail Management	Operates the county jail and supervises all inmates awaiting trial or serving short sentences.	Maintains temporary holding cells for suspects awaiting transfer to county jail.
Court Duties	Provides bailiffs, serves subpoenas, and transports prisoners to court hearings.	Testifies as witnesses but rarely manages courtroom security or prisoner transport.
Patrol Area	Patrols unincorporated county land, rural highways, and towns without their own police force.	Patrols dense urban streets, business districts, and residential neighbourhoods.
Traffic Authority	Enforces traffic laws on county roads, rural highways, and unincorporated intersections.	Enforces traffic laws on city streets, local roads, and municipal parking zones.
Budget Source	Funded by county property taxes, county general fund, and state grants.	Funded by city property taxes, sales taxes, and municipal general fund.
Salary Range	Elected salary set by county board, often comparable to a mid-level city police chief.	Appointed salary set by city pay scales, typically lower than an elected sheriff.
Response Time	Rural response times often exceed 15-30 minutes due to large geographic coverage.	Urban response times typically range from 5-10 minutes in dense city areas.
Investigation Scope	Handles major crimes, cold cases, and investigations spanning multiple towns.	Handles local burglaries, assaults, and crimes contained within one city.
Forensic Access	Runs county crime lab and evidence processing for all agencies in the county.	Relies on county or state crime labs for DNA, ballistics, and toxicology analysis.
Staffing Size	Manages a county-wide force with deputies, jailers, and civil process servers.	Manages a city force with patrol officers, detectives, and community liaison units.
Training Standard	Deputies complete state POST certification plus additional jail and civil law training.	Officers complete state POST certification plus urban patrol and de-escalation training.
Equipment Focus	Prioritises patrol SUVs, jail security systems, and long-range rural communication gear.	Prioritises body cameras, in-car computers, and rapid-response urban patrol vehicles.
Community Role	Serves rural communities with limited access to other government services.	Serves dense urban populations with frequent face-to-face citizen interaction.
Special Units	Operates search and rescue teams, marine patrol, and mounted units for county terrain.	Operates SWAT teams, K-9 units, and bike patrols for city-specific threats.
Civil Enforcement	Executes evictions, wage garnishments, and property seizures ordered by courts.	Does not execute civil judgments but may assist when violence is anticipated.
Political Influence	Directly affected by county politics, party affiliation, and voter sentiment.	Indirectly affected by city council policies and mayoral directives.
Term Length	Elected for fixed terms, usually four years, with no guaranteed reappointment.	Appointed indefinitely, subject to performance reviews and city contract renewal.
Oversight Body	Overseen by county board of supervisors and state sheriff's association standards.	Overseen by city council, police oversight board, and state accreditation bodies.
Retention Rate	Deputy turnover varies widely by county budget and rural isolation factors.	Officer turnover tied to city pay, burnout, and urban stress levels.
Interagency Role	Coordinates mutual aid between all police departments within the county.	Requests county or state assistance for major incidents exceeding city capacity.
Public Perception	Viewed as a locally elected figure with direct voter accountability and visibility.	Viewed as a professional civil servant operating under municipal policy.
Limitation	Limited by county budget constraints and vast geographic patrol distances.	Limited by city boundary restrictions and inability to pursue across county lines.
Typical User	Rural residents, unincorporated area dwellers, and county court participants.	City residents, downtown commuters, and urban business owners.
Best-Fit Scenario	Choose a sheriff for rural county coverage, jail oversight, and court security needs.	Choose police for dense urban patrol, rapid 911 response, and city ordinance enforcement.

What Is Sheriff?

Sheriff is an elected county-level law enforcement officer. The sheriff leads the county sheriff's office, which patrols unincorporated areas, runs county jails, and provides court security. This role exists to ensure local communities have accountable, constitutionally-focused policing that is separate from city-level police forces.

Definition of Sheriff

Sheriff is the chief law enforcement officer of a county, directly elected by county voters to a fixed term. The sheriff holds broad statutory authority, including operating county correctional facilities, serving civil process, and executing court orders. The position combines police powers with unique civil and judicial duties that municipal police officers do not possess.

Key Characteristics of Sheriff

Characteristic	What It Means in Practice
Elected position	Voters choose the sheriff every four years, making the role directly politically accountable to county residents.
County-wide jurisdiction	Sheriff's authority covers all unincorporated areas of a county, plus towns and cities that contract for services.
Jail administration	Sheriff operates county jails, overseeing inmate custody, booking, and facility safety around the clock.
Court security duties	Sheriff's deputies guard courthouses, transport prisoners, and serve warrants issued by county judges.
Civil process service	Sheriff delivers legal documents like evictions, subpoenas, and foreclosure notices that police never handle.
Constitutional authority	Sheriff derives power from the state constitution, not just city ordinances, giving broader legal latitude.
Independent policymaking	Sheriff sets office policy without a city council or mayor, though county commissioners control the budget.
Tax-funded model	Sheriff's office is funded by county property taxes and state allocations, not city general funds.
Rural coverage focus	Sheriff patrols vast rural territories where no municipal police department exists, covering large geographic areas.
Succession stability	Sheriff can be recalled by voters mid-term, but otherwise serves a full term regardless of city politics.

Common Examples of Sheriff

Los Angeles County Sheriff's Department – the largest sheriff's office in the US, policing over 4,000 square miles and 40 contract cities.
Maricopa County Sheriff's Office – Arizona's most populous county, widely known for its controversial immigration enforcement operations.
Harris County Sheriff's Office – Texas's largest county, managing one of the biggest county jail systems in the nation.
Cook County Sheriff's Office – Illinois's largest county, operating the single-largest single-site jail in the United States.
San Diego County Sheriff's Department – California's second-largest, patrolling unincorporated areas and providing police services to 13 cities.
Miami-Dade Police Department – a sheriff-style agency that merged city and county policing into one consolidated county-wide force.
New York City Sheriff's Office – a civil enforcement agency focused on evictions, tax collection, and warrants rather than street patrol.
Clark County Sheriff's Office – Nevada's largest, serving Las Vegas metro area with combined sheriff and police department duties.
Wayne County Sheriff's Office – Michigan's largest county, providing jail, court, and patrol services across Detroit's surrounding region.
Bexar County Sheriff's Office – Texas's fourth-largest, operating a large jail and patrolling San Antonio's unincorporated suburbs.

Advantages and Limitations of Sheriff

Advantages	Limitations
Direct voter accountability means the sheriff can be removed if the public loses confidence in leadership.	Elected status makes the sheriff vulnerable to political pressure and partisan campaigning that can distract from policing duties.
County-wide jurisdiction eliminates jurisdictional disputes that slow down municipal police responses across city borders.	Large rural geographic areas stretch thin deputy resources, causing slower response times than city police in dense zones.
Jail oversight gives the sheriff full control over the entire criminal justice pipeline from arrest to incarceration.	Managing a jail creates massive liability for inmate healthcare, overcrowding, and safety violations that consume budget.
Constitutional authority allows the sheriff to enforce state laws even when local city governments disagree with enforcement priorities.	Civil process duties like evictions and foreclosures force the sheriff to carry out unpopular court orders that create community hostility.
Stable four-year terms allow long-term strategic planning without the constant turnover seen in appointed police chiefs.	A four-year term means an ineffective sheriff can remain in power for years before voters get a chance to remove them.
Contract policing lets small cities receive professional law enforcement without building their own expensive police departments.	Contract cities often complain that sheriff's deputies prioritize county needs over the specific concerns of their town.
Court security integration ensures judges, juries, and defendants are protected by the same agency that handles corrections.	Court duties pull deputies away from street patrol, reducing visible law enforcement presence in high-crime areas.
Sheriff's office can coordinate mutual aid across multiple cities during disasters, floods, or large-scale emergencies.	Mutual aid requests can strip a county of its own deputies, leaving rural areas temporarily unprotected during major incidents.
Tax-based funding provides a more stable revenue stream than city budgets that fluctuate with local sales tax collections.	County property tax limits can cap sheriff funding, leaving the office understaffed even when crime rates rise sharply.
Sheriff's independence from city government reduces the risk of political interference in specific investigations.	Lack of civilian oversight boards means sheriff's deputies face fewer external checks on use-of-force and misconduct complaints.

What Is Police?

Police are local government officers who enforce laws, prevent crime, and keep public order. They patrol assigned areas, respond to emergency calls, and investigate reported incidents. Police exist to protect citizens and maintain safety within their specific city or town jurisdiction.

Definition of Police

Police constitute a civil force granted statutory authority by a municipal or state government to enforce laws, preserve public peace, prevent and detect crime, and arrest offenders. Their legal jurisdiction is typically limited to the boundaries of their employing city, town, or county district.

Key Characteristics of Police

Characteristic	What It Means in Practice
Local jurisdiction	Authority is legally limited to the city or town that employs them.
Municipal funding	Budget comes from local property taxes and city government allocations.
City chief leadership	Operates under a police chief appointed by the mayor or city council.
General patrol duty	Officers handle routine patrols, traffic stops, and random emergency calls.
Specialised units	Departments host divisions like K-9, SWAT, narcotics, and traffic enforcement.
Direct 911 response	First responders to calls within their assigned city boundaries.
No jail administration	Arrestees are typically transferred to county jails for booking and holding.
Appointed personnel	Officers are hired employees, not elected officials.
Strict chain of command	Clear hierarchy runs from patrol officer up through sergeants and captains.
Civilian oversight	Answer to city councils, police commissions, and local civilian review boards.

Common Examples of Police

New York Police Department – the largest municipal force in the United States, serving over eight million residents.
Los Angeles Police Department – a major city force known for its patrol divisions and specialised task forces.
Chicago Police Department – the second-largest city police agency, covering a dense urban population.
London Metropolitan Police – the United Kingdom's primary city force, patrolling Greater London's streets.
Houston Police Department – a large Texas municipal agency responsible for a sprawling city area.
Phoenix Police Department – a southwestern force handling patrol and investigations across a vast desert metropolis.
Philadelphia Police Department – an East Coast city force with dedicated neighbourhood patrol districts.
San Diego Police Department – a California municipal agency focused on community policing initiatives.
Dallas Police Department – a Texas city force operating patrol, detective, and tactical divisions.
Miami Police Department – a Florida coastal city force managing tourism, traffic, and urban crime.

Advantages and Limitations of Police

Advantages	Limitations
Rapid response times to local emergencies because officers patrol nearby streets.	Jurisdiction stops at city limits, leaving response gaps in unincorporated areas.
Deep familiarity with local neighbourhoods, residents, and recurring crime patterns.	Political pressure from city councils can compromise impartial enforcement decisions.
Specialised units like SWAT and narcotics handle complex urban threats effectively.	Smaller departments lack funding for advanced training, equipment, and technology.
Direct accountability to local voters through elected city officials and review boards.	High turnover and burnout rates reduce institutional knowledge and officer experience.
Community policing builds trust through regular foot patrols and public engagement.	Budget shortfalls force reductions in patrol staffing and overtime-dependent coverage.
Clear chain of command ensures disciplined, consistent operational procedures.	City boundaries create coordination problems when crimes cross into county territory.
Traffic enforcement improves road safety and reduces accident-related fatalities.	Officers face conflicting demands between law enforcement and social service roles.
Crime data collection supports targeted prevention strategies within the city.	Civilian oversight can slow decision-making during fast-moving critical incidents.
Visible patrol presence deters opportunistic street crime in high-traffic areas.	Municipal funding dependence makes staffing vulnerable to local economic downturns.
Interagency cooperation with state and federal units extends investigative reach.	Officers lack authority in neighbouring cities, forcing reliance on mutual aid agreements.

Similarities Between Sheriff and Police

Shared Aspect	How Sheriff and Police Are Alike
Law Enforcement Role	Sheriff and police both enforce state laws and local ordinances within their assigned jurisdictions.
Primary Purpose	Sheriff and police both exist to protect lives, property, and public order in their communities.
Public Service Category	Sheriff and police are both classified as public servants funded by taxpayer dollars.
Core Inputs	Sheriff and police both require sworn officers, vehicles, radios, firearms, and training budgets.
Main Outputs	Sheriff and police both produce arrests, citations, incident reports, and court testimonies.
Primary Users	Sheriff and police both serve residents, crime victims, businesses, and visitors in their areas.
Emergency Response	Sheriff and police both respond to 911 calls involving crimes, accidents, and disturbances.
Patrol Duties	Sheriff and police both conduct routine patrols to deter crime and maintain visibility.
Traffic Enforcement	Sheriff and police both issue traffic citations and investigate vehicle collisions on roadways.
Criminal Investigation	Sheriff and police both investigate crimes, gather evidence, and interview witnesses and suspects.
Arrest Authority	Sheriff and police both possess legal authority to arrest individuals suspected of criminal activity.
Use of Force	Sheriff and police both follow similar use-of-force policies and de-escalation protocols.
Training Standards	Sheriff and police both complete state-certified police academy training and ongoing education.
Legal Constraints	Sheriff and police both operate under constitutional limits, search warrants, and probable cause rules.
Chain of Command	Sheriff and police both use a paramilitary hierarchy with ranks like sergeant and lieutenant.
Uniforms and Badges	Sheriff and police both wear identifiable uniforms, badges, and body armor while on duty.
Equipment Costs	Sheriff and police both face significant budgets for vehicles, weapons, and body cameras.
Liability Exposure	Sheriff and police both face civil lawsuits and legal liability for misconduct or negligence.
Public Scrutiny	Sheriff and police both operate under media attention and community oversight boards.
Performance Metrics	Sheriff and police both measure success through response times, clearance rates, and complaints.
Shift Workflows	Sheriff and police both work rotating shifts covering nights, weekends, and holidays.
Court Duties	Sheriff and police both testify in court and deliver evidence for criminal prosecutions.
Community Outreach	Sheriff and police both run public programs like neighborhood watch and school visits.
Interagency Cooperation	Sheriff and police both share intelligence and coordinate on multi-jurisdictional investigations.
Body Camera Use	Sheriff and police both increasingly wear body cameras to record interactions with the public.
Mental Health Calls	Sheriff and police both respond to mental health crises and partner with social workers.
Vehicle Maintenance	Sheriff and police both require regular fleet maintenance for patrol cars and emergency vehicles.
Retirement Benefits	Sheriff and police both receive pension plans and benefits after completing years of service.
Ongoing Training	Sheriff and police both complete annual recertification in firearms, first aid, and legal updates.
Long-Term Outcomes	Sheriff and police both aim for sustained crime reduction and lasting public trust.

Sheriff or Police: Which Should You Choose?

The deciding factor is geography: Sheriff serves unincorporated county areas, while Police serve city limits. If your property sits outside a town boundary, the sheriff is your primary law enforcement. Inside a city, police handle calls. Your address determines which agency responds.

When to Use Sheriff

Choose Sheriff when you live in unincorporated county land, rural areas, or small towns without a city police force. Sheriffs also manage the county jail, court security, and civil paperwork like evictions. Budgets come from the county, so coverage is broad but response times may be longer.

When to Use Police

Choose Police when you reside inside official city limits or a town with its own municipal department. Police focus on traffic enforcement, patrol, and rapid 911 response within dense urban zones. They do not run jails or serve civil court documents. City taxes fund their operations.

Common Misconceptions About Sheriff and Police

Common Myth	The Reality
A sheriff is just a police officer with a different title.	A sheriff is an elected county official with legal authority, while police officers are appointed municipal employees.
Police officers have authority everywhere in the county.	Police officers typically have jurisdiction only within their city limits, whereas a sheriff's authority covers the entire county.
The sheriff and the police chief are the same position.	A sheriff is elected by county voters, but a police chief is appointed by a city mayor or council.
Sheriffs only work in rural areas with few people.	Sheriffs operate in urban counties too, managing jails, court security, and unincorporated areas.
Police departments run the county jail, not the sheriff.	The sheriff is responsible for operating the county jail, while police departments generally do not manage jails.
A sheriff can be fired by the mayor at any time.	A sheriff cannot be fired by a mayor; only voters can remove a sheriff through an election or recall.
Police officers are elected by the public they serve.	Police officers are hired employees of a city department, not elected officials chosen by public ballot.
Sheriffs and police have identical training requirements.	Sheriffs and police both require state certification, but sheriffs add duties in civil process and jail administration.
The sheriff is always the highest-ranking officer in a city.	The sheriff is the highest law enforcement officer in the county, not within any city's police department.
Police officers can serve legal papers like evictions and subpoenas.	Serving civil papers such as evictions and subpoenas is a sheriff's duty, not a typical police responsibility.
A sheriff must have a background in military service.	A sheriff needs law enforcement experience and election victory, but military service is not a legal requirement.
Police departments protect the courthouse and judges.	Sheriff's deputies provide courthouse security and protect judges, while police patrol city streets.
Sheriffs cannot make traffic stops on state highways.	A sheriff can make traffic stops anywhere in the county, including state highways and unincorporated roads.
City police have no authority in unincorporated county land.	City police generally lack authority in unincorporated areas, which are exclusively patrolled by the sheriff.
The sheriff answers to the city council for daily operations.	The sheriff answers to county voters and the county board, not to any city council for daily operations.
Police chiefs and sheriffs both wear the same badge design.	A sheriff's badge is typically a star shape, while police badges are often shields with city names.
Sheriffs do not investigate major crimes like murder.	Sheriff's deputies investigate major crimes in unincorporated areas and often assist city police on complex cases.
Every county in the United States has a sheriff.	Most counties have a sheriff, but some states use consolidated city-county agencies instead of a sheriff.
Police officers can arrest people anywhere in the state.	Police officers generally arrest within city limits, while a sheriff can arrest anywhere in the county.
A sheriff's deputy is the same rank as a police officer.	A sheriff's deputy is a county employee under the sheriff, while a police officer works for a city department.
Sheriffs have no role in traffic enforcement on local roads.	Sheriffs enforce traffic laws on county roads and rural highways where no city police patrol exists.
The police chief is elected just like the sheriff is.	The police chief is appointed by city officials, whereas the sheriff is elected directly by county residents.
Sheriffs cannot work with federal agencies like the FBI.	Sheriffs frequently cooperate with the FBI and federal task forces on drug and violent crime investigations.
Police departments handle all emergency 911 calls in a county.	The sheriff's office handles 911 calls in unincorporated areas, while city police handle calls inside city limits.
A sheriff has no authority over city police officers.	A sheriff generally has no command over city police, but can coordinate with them during countywide emergencies.
Sheriffs are only responsible for law enforcement, not courts.	Sheriffs manage court security, transport prisoners, and serve warrants in addition to law enforcement duties.
Police officers can run for sheriff without leaving their job.	A police officer can run for sheriff, but must often take leave to avoid conflicts during the campaign.
The sheriff's office is smaller than any city police department.	Many sheriff's offices are larger than city police departments, especially in counties with multiple cities.
Sheriffs do not need to patrol because deputies do all patrol work.	Sheriffs often patrol alongside deputies in smaller counties, performing the same street duties as police officers.
Police and sheriff have the exact same powers of arrest.	Police and sheriff both arrest suspects, but sheriffs hold additional powers over civil process and county jails.

Conclusion

Difference Between Sheriff and Police comes down to jurisdiction and accountability. Sheriffs are elected county officials overseeing jails and unincorporated areas. Police serve appointed municipal departments within city limits. Choose a sheriff for countywide authority and jail operations. Choose police for city-specific law enforcement and traffic duties.

FAQs on Difference Between Sheriff and Police

What is the primary difference between a sheriff and police?: The primary difference is jurisdiction: a sheriff is an elected county official responsible for countywide law enforcement, courts, and jails, while police are municipal employees who patrol a specific city or town.
Who has more authority, a sheriff or police officer?: A sheriff generally has broader authority because their jurisdiction covers the entire county, including unincorporated areas and multiple towns, whereas a police officer's authority is typically limited to the city limits they serve.
Which is better for rural areas, a sheriff or police department?: A sheriff's department is better for rural areas because it provides countywide coverage, patrols unincorporated land, and manages the county jail, while police departments only serve incorporated city boundaries.
Does it cost more to fund a sheriff's office than a police department?: No, a sheriff's office is not inherently more costly to fund because its budget covers countywide jail operations and court security, whereas police departments fund only city patrol and investigations, making total costs dependent on population size.
Is it safer to call a sheriff or police in an emergency?: No, neither is safer to call in an emergency because both are certified law enforcement officers who respond to 911 calls, but you should call the agency with jurisdiction over your specific location for the fastest response.
Can a sheriff and police officer work together on the same case?: Yes, a sheriff and police officer can work together on the same case through mutual aid agreements, joint task forces, and shared jurisdiction in overlapping areas, which is common for major investigations or drug enforcement operations.
What is a common mistake people make when comparing sheriffs and police?: A common mistake is assuming a sheriff is a higher-ranking police officer, when in reality the sheriff is an elected county official with separate duties like running jails, while police chiefs are appointed city employees with no jail responsibilities.
Are the terms sheriff and police interchangeable?: No, the terms sheriff and police are not interchangeable because a sheriff is an elected county official with jail and court duties, while police are appointed city employees focused on municipal law enforcement and traffic control.
In a real-world situation, when would you deal with a sheriff instead of police?: You would deal with a sheriff instead of police when you live in an unincorporated county area, need to visit someone in the county jail, or require a court-ordered eviction or civil paper service, which police do not handle.
Can a sheriff become a police officer or vice versa?: Yes, a sheriff can become a police officer or vice versa because both roles require the same state peace officer certification, though a sheriff must win an election to hold that title while a police officer simply applies for a city job.