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This is a list of law enforcement agencies in the state of Arizona.
According to the US Bureau of Justice Statistics' 2008 Census of State and Local Law Enforcement Agencies, the state had 141 law enforcement agencies employing 14,591 sworn police officers, about 224 for each 100,000 residents. [1]
Youngtown Police Department [26]
Patagonia Marshal's Office [27]
Indigenous peoples of Arizona are the Native American people who currently live or have historically lived in what is now the state of Arizona. There are 22 federally recognized tribes in Arizona, including 17 with reservations that lie entirely within its borders. Reservations make up over a quarter of the state's land area. Arizona has the third largest Native American population of any U.S. state.
A state bureau of investigation (SBI) is a state-level detective agency in the United States. They are plainclothes agencies which usually investigate criminal cases involving the state and/or multiple jurisdictions. They also typically provide technical support to local agencies in the form of laboratory and/or record services, or to directly assist in the investigation of cases at the local agency's request.
The Department of Public Safety of the State of Texas, commonly known as the Texas Department of Public Safety (DPS), is a department of the state government of Texas. The DPS is responsible for statewide law enforcement and driver license administration. The Public Safety Commission oversees the DPS. However, under state law, the Governor of Texas may assume command of the department during a public disaster, riot, insurrection, formation of a dangerous resistance to enforcement of law, or to perform his constitutional duty to enforce law. The commission's five members are appointed by the governor and confirmed by the Texas Senate, to serve without pay for staggered, six-year terms. The commission formulates plans and policies for enforcing criminal, traffic and safety laws, preventing and detecting crime, apprehending law violators, and educating citizens about laws and public safety.
A law enforcement officer (LEO),, or police officer or peace officer in North American English, is a public-sector or private-sector employee whose duties primarily involve the enforcement of laws, protecting life & property, keeping the peace, and other public safety related duties. Law enforcement officers are designated certain powers & authority by law to allow them to carry out their responsibilities.
The Alaska State Troopers, officially the Division of Alaska State Troopers (AST), is the state police agency of the U.S. state of Alaska. It is a division of the Alaska Department of Public Safety (DPS). The AST is a full-service law enforcement agency that handles both traffic and criminal law enforcement. The AST is also involved in apprehending fugitives as part of the Alaska Fugitive Task Force, an inter-agency collaborative of Alaska police departments that cooperates with police agencies throughout the United States and less commonly with Interpol in apprehending wanted men and women. Unlike many lower 48 states, the AST also serves as Alaska’s primary environmental law enforcement agency; troopers assigned to the AST’s Division of Alaska Wildlife Troopers are known as "Alaska Wildlife Troopers" and primarily serve as game wardens, although they retain the same powers as other Alaskan state troopers.
The San Carlos Apache Indian Reservation, in southeastern Arizona, United States, was established in 1872 as a reservation for the Chiricahua Apache tribe as well as surrounding Yavapai and Apache bands removed from their original homelands under a strategy devised by General George Crook of setting the various Apache tribes against one another. Once nicknamed "Hell's Forty Acres" during the late 19th century due to poor health and environmental conditions, modern San Carlos Apaches operate a Chamber of Commerce, the Apache Gold and Apache Sky Casinos, a Language Preservation program, a Culture Center, and a Tribal College.
The Arizona Department of Public Safety (AZDPS) or Arizona Highway Patrol (AHP) is a state-level law enforcement agency with a primary function of patrolling and enforcing state laws on Arizona highways. Their headquarters are in Phoenix.
The Texas Highway Patrol is a division of the Texas Department of Public Safety and is the largest state-level law enforcement agency in the U.S. state of Texas. The patrol's primary duties are enforcement of state traffic laws and commercial vehicle regulation, but it is a fully empowered police agency with authority to enforce criminal law anywhere in the state. Also, they respond to emergencies on Texas’s highways. Highway patrol troopers are also responsible for patrolling the state Capitol Complex in Austin and providing security to the governor. The current Chief is Lieutenant Colonel Dwight Mathis.
The Alaska State Trooper Academy is located in Sitka, Alaska, and trains Alaska State Troopers as well as other types of law enforcement personnel. It is technically known as the Alaska Department of Public Safety Training Academy and also the DPS Academy. In addition to state troopers, it trains municipal police officers, state park rangers, fire marshals, and Village public safety officers (VPSOs).
The Department of Public Safety of the State of Nevada, commonly known as the Nevada Department of Public Safety (DPS), is a department of the state government of Nevada.
The Yavapai are a Native American tribe in Arizona. Their Yavapai language belongs to the Upland Yuman branch of the proposed Hokan language family.
Maricopa Association of Governments (MAG) is a Council of Governments (COG) that serves as the regional agency for the greater Maricopa region in Arizona, United States. This includes the Phoenix area and the neighboring urbanized area in Pinal County, containing the Town of Florence and City of Maricopa. When MAG was formed in 1967, the elected officials recognized the need for long-range planning and policy development on a regional scale. They realized that many issues such as transportation, air quality and human services affected residents beyond the borders of their individual jurisdictions.
The Maricopa County Sheriff's Office (MCSO) is the law enforcement agency that serves Maricopa County, Arizona, and is the largest sheriff's office in Arizona. The MCSO provides patrol services and criminal investigation to unincorporated areas of the county and operates the county jail system. It also serves as the primary law enforcement agency for any incorporated cities within the county that have contracted with the agency for law-enforcement services. The county sheriff is elected by the citizens and serves as the highest law enforcement official in Maricopa County. The current Sheriff of Maricopa County is Russ Skinner, appointed in 2024. As a result of policies and practices under former sheriff Joe Arpaio the MCSO has received significant critical media coverage, federal investigation, and judicial oversight.
The federal government of the United States empowers a wide range of federal law enforcement agencies to maintain law and public order related to matters affecting the country as a whole.
In the United States, the state police is a police body unique to each U.S. state, having statewide authority to conduct law enforcement activities and criminal investigations. In general, state police officers or highway patrol officers, known as state troopers, perform functions that do not fall within the jurisdiction of a county’s sheriff, such as enforcing traffic laws on state highways and interstates, overseeing security of state capitol complexes, protecting governors, training new officers for local police forces too small to operate an academy and providing technological and scientific services. They also support local police and help to coordinate multi-jurisdictional task force activity in serious or complicated cases in states that grant full police powers statewide.
The Commonwealth of the Northern Mariana Islands Department of Public Safety is a law enforcement agency and firefighting agency of the Northern Mariana Islands. It is one of the CNMI executive agencies, and as of 2015 its commissioner is Robert A. Guerrero.
The Indigenous peoples of the North American Southwest are those in the current states of Colorado, Arizona, New Mexico, Utah, and Nevada in the western United States, and the states of Sonora and Chihuahua in northern Mexico. An often quoted statement from Erik Reed (1666) defined the Greater Southwest culture area as extending north to south from Durango, Mexico to Durango, Colorado and east to west from Las Vegas, Nevada to Las Vegas, New Mexico. Other names sometimes used to define the region include "American Southwest", "Northern Mexico", "Chichimeca", and "Oasisamerica/Aridoamerica". This region has long been occupied by hunter-gatherers and agricultural people.
