LA County Departments Directory
Find a Department
Los Angeles County is made up of diverse communities and behind them are over 30 departments dedicated to keeping our region healthy, safe, vibrant, and thriving. Browse the departments below to find services, support, and opportunities designed for you and your family.
AGING & DISABILITIES
Serves older adults, dependent adults, and people with disabilities by coordinating long-term services, protection from abuse, and community supports.
AGRICULTURAL COMMISSIONER / WEIGHTS & MEASURES
Enforces measurement accuracy, inspects scales and meters, regulates pesticides, and protects consumers and the environment.
ALTERNATE PUBLIC DEFENDER
Alternate Public Defender attorneys represent persons charged with a crime who cannot afford to hire a private attorney and where the Public Defender has a conflict of interest.
ANIMAL CARE & CONTROL
Oversees animal shelters, enforces animal welfare laws, and works to protect stray and abandoned animals in LA County.
ARTS & CULTURE
Promotes arts, culture, and creative expression across the county through funding, public programs, and partnerships.
ASSESSOR
Values real property for taxation and maintains property assessment data for Los Angeles County.
AUDITOR – CONTROLLER
Values real property for taxation and maintains property assessment data for Los Angeles County.
BEACHES & HARBORS
Maintains county beaches, marinas, and coastal facilities and regulates public access to shoreline areas.
CHILD SUPPORT SERVICES
Assists custodial parents in obtaining and enforcing child support from noncustodial parents.
CHILDREN & FAMILY SERVICES
Constantly striving to keep children safe and families resilient with assistance from the community, and identifying loving, temporary homes for youth during times of need.
CONSUMER & BUSINESS AFFAIRS
Protects consumers and businesses through enforcement of consumer laws, mediation, and public education.
DISTRICT ATTORNEY
Prosecutes felony and misdemeanor crimes on behalf of the people of Los Angeles County.
ECONOMIC OPPORTUNITY
Creates quality jobs, helps small businesses and high-road employers start and grow, and build vibrant communities and spaces.
FIRE DEPARTMENT
Provides firefighting, emergency medical response, disaster preparedness, and fire prevention services.
HEALTH SERVICES
Delivers medical services through hospitals, clinics, and community health programs.
HUMAN RESOURCES
Manages hiring, benefits, wellness, and development for the County workforce.
JUSTICE CARE AND OPPORTUNITIES
Coordinates justice system reform, alternatives to incarceration, and services for individuals involved in the justice system.
MEDICAL EXAMINER
Conducts investigations into deaths, performs autopsies, and determines causes of death in the county.
MENTAL HEALTH
Provides mental health services, crisis intervention, and community-based treatment programs.
MILITARY & VETERANS AFFAIRS
Supports veterans, service members, and their families with benefits, programs, and resources.
MUSEUM OF ART
Manages the Los Angeles County Museum of Art, curating art exhibits and educational programming.
NATURAL HISTORY MUSEUM
Operates the Natural History Museum of LA County, showcasing natural science collections and research.
PARKS & RECREATION
Manages parks, recreational facilities, and community programs throughout LA County.
PROBATION
Supervises individuals on probation, supports rehabilitation, and oversees juvenile services.
PUBLIC DEFENDER
Provides legal representation to individuals who cannot afford private attorneys in criminal cases.
PUBLIC HEALTH
Focuses on preventing disease and promoting health via community health programs, epidemiology, and health education.
PUBLIC SOCIAL SERVICES
Offers social services such as welfare benefits, job training, and support for low-income families.
PUBLIC WORKS
Builds and maintains infrastructure like roads, bridges, and flood control systems for the county.
REGISTRAR-RECORDER / COUNTY CLERK
Manages elections, voter registration, and vital records (births, deaths, marriages) in Los Angeles County.
SHERIFF
Provides law enforcement, patrol services, and manages county jails and public safety operations.
TREASURER AND TAX COLLECTOR
Collects property taxes, manages county funds, and oversees revenue operations.
YOUTH DEVELOPMENT
Designs and implements programs to support youth through education, training, and community engagement.
