Departments & Agencies

Showing: 1 – 60 of 60

Agricultural Division
Acts under the jurisdiction and direction of the California Department of Food and Agriculture (CDFA), and the California Department of Pesticide Regulation (DPR), and works in cooperation with various federal, state, regional and local agencies.
Agricultural Preservation & Open Space District
Use a sales tax for the purchase of conservation easements to protect agricultural lands and preserve open space.
Agriculture, Weights and Measures Department
Enforces the laws and regulations of the California Food and Agriculture Code and the California Code.
Air Quality (Northern Sonoma County)
Serving the Northern and Coastal regions of Sonoma County, The Northern Sonoma County Air Pollution Control District (NSCAPCD) is one of 35 California air quality districts established to regulate emissions that can be detrimental to the health, safety, and welfare of the public.
Animal Services
We are committed to serving the public in the care and well being of animals, both domestic and livestock, throughout the unincorporated areas of Sonoma County, the city of Santa Rosa and the town of Windsor.
Animal Services is a part of Health Services.
Assessor's Office
Assessor and is responsible for providing accurate and timely property assessments and for determining eligibility for various property tax exemptions and exclusions.
Assessor's Office is a part of Clerk • Recorder • Assessor • Registrar of Voters.
Auditor-Controller Treasurer-Tax Collector
Provides quality financial services, oversight and accountability.
Board of Supervisors
The Board of Supervisors sits as the governing board of Sonoma County and of various special jurisdictions.
Board of Supervisors - District 1
Location: Southeast
The City of Santa Rosa (Bennett Valley, Rincon Valley and the community of Oakmont), City of Sonoma and the adjacent unincorporated communities of Kenwood, Agua Caliente, Glen Ellen, El Verano, Boyes Hot Springs, Schellville and Vineburg.
Board of Supervisors - District 2
Location: Southwest
The City of Petaluma, City of Cotati, a portion of Rohnert Park and the unincorporated communities of Penngrove, Two Rock and Bloomfield.
Board of Supervisors - District 3
Location: Central
Most of central Santa Rosa and the City of Rohnert Park (east of Highway 101).
Board of Supervisors - District 4
Location: Northeast
Northwest Santa Rosa (Fulton and Larkfield-Wikiup area), Town of Windsor, City of Healdsburg, community of Geyserville and the City of Cloverdale.
Board of Supervisors - District 5
Northwest Sonoma County: Sonoma County coast, lower Russian River area, Sebastopol and the west and southwest Santa Rosa areas (extending into Highway 101).
Charles M. Schulz - Sonoma County Airport (STS)
The Charles M. Schulz - Sonoma County Airport (STS) offers nonstop service to and from Los Angeles, Seattle, Portland, and San Diego, as well as amenities such as affordable parking, shorter lines, and fine dining.
Child Support Services (DCSS)
The Department of Child Support Services (DCSS) establishes and enforces court orders for child support, paternity and medical coverage; Assists with locating the parents; Collects and distributes support payments; Maintains accounting records of all payments made and past due; Modifies court orders when appropriate; and provides legal and case management services to ensure child and medical support orders are maintained.
Clerk • Recorder • Assessor • Registrar of Voters
Provide better-integrated, efficient, and public-focused services to you, the Sonoma County taxpayer.
Clerk-Recorder's Office
The County Clerk-Recorder Division of the Sonoma County Clerk-Recorder-Assessor Department has a variety of duties, including issuing marriage licenses, filing fictitious business name statements, processing notary bonds, handling environmental documents, performing civil marriage ceremonies, recording documents including deeds, maps and liens as well as maintaining cross-reference indexes for these documents. The recorded documents are open for public inspection.
Clerk-Recorder's Office is a part of Clerk • Recorder • Assessor • Registrar of Voters.
Coastal Valleys EMS Agency
The Coastal Valleys Emergency Medical Services (EMS) system has been designed to incorporate these agencies and facilities into a dynamic emergency medical care delivery system that is focused on rapid access to emergency locations, patient assessment, stabilization of patients and their transportation.
Community Development Commission
The Community Development Commission is dedicated to promoting decent and affordable housing.
County Administrator's Office
The County Administrator’s Office assists the Board of Supervisors in managing, directing and coordinating.
County Counsel
The County Counsel's Office is committed to providing the highest quality legal representation.
Courts - Superior Court of Sonoma County
Find info for Jury Duty, Traffic Tickets, Court Calendars, Recently Filed Cases and Family Law.
District Attorney
Responsible to prosecute all criminal matters in the County of Sonoma
Economic Development Board
Dedicated to helping your business to succeed. Whether you are a small start-up or established company looking to grow.
Emergency Management Division
The Emergency Management Division of the Fire and Emergency Services Department is responsible for the planning, coordination of response, recovery, and mitigation activities related to county-wide emergencies and disasters; serving as the primary coordination point for emergency management's communication flow between the Federal, State, and local levels; developing emergency operation plans for the county, cities, and districts; conducting training and educational outreach programs related to emergency preparedness; and sponsoring emergency management training.
Emergency Management Division is a part of Fire and Emergency Services.
Employment and Training
The Employment and Training Division provides job search, employment and training services for Sonoma County residents and employers.
Environmental Health and Safety
Our programs promote health and quality of life by preventing or controlling those diseases or deaths that result from interactions between people and the places they live, work and play.
Environmental Health and Safety is a part of Health Services.
Fairgrounds
Famous for its top quality horse racing, stunning flower show, and constant innovations in family entertainment.
Family Youth and Children's Division
Family, Youth and Children's Services help ensure the safety and well-being of Sonoma County children and teens. They investigate reports of child abuse, neglect or abandonment and provide compassionate care with foster parents or group homes. Day or night through the 24-hour hotline, staff respond to reports of abuse and neglect. FYC staff members also train the community about child abuse prevention and mandated reporting.
Fire Operations and Training Division
Fire Operations and Training Division provides training, personal protective equipment, and support to over 200 first responder volunteers. In addition, over 75 volunteers serve as Board Members and support staff. These dedicated individuals serve the community where they live to provide public safety services to residents and visitors every day.
Fire Operations and Training Division is a part of Fire and Emergency Services.
Fire Prevention
Fire Prevention Division, is primarily responsible for programs, procedures, and projects for preventing the outbreak of fires within the unincorporated areas of the county and for minimizing the danger to persons and damage to property caused by fires that do occur. In addition to code enforcement, the Fire Prevention Division staff is responsible for hazardous materials incident response, fire investigations and emergency scene management support at emergencies.
Fire Prevention is a part of Fire and Emergency Services.
Fire and Emergency Services
Dedicated to protecting our communities, our wild land, and our environment from the negative impacts of fire, medical emergency situations, hazardous materials release, and natural and human caused disasters.
General Services
Provides services to other County departments that in turn provide services directly to the public.
Grand Jury
Independent Institution with the principal function of overseeing all aspects of county, special- Districts and city Government.
Health Services
Promoting and protecting the health and well-being of every member of our community.
Human Resources Department
The employees of the Human Resources Department are eager and ready to help you learn about our services and the employment opportunities here at Sonoma County.
Human Services Department Economic Assistance Division
Sonoma County individuals and families can apply for help to pay for food, housing, medical and dental care, and other vital supportive services.
Human Services Department
Search or train for jobs, apply to receive money for food or medical care, learn more about veterans benefits and services, report child or elder abuse, become a foster parent or adopt a Sonoma County child.
Independent Office of Law Enforcement Review and Outreach
Providing all members of the public with effective and independent review of the Sonoma County Sheriff’s Office, making policy recommendations to improve the performance, and maintaining continual engagement with members of the public in Sonoma County.
Information Systems Department
The Information Systems Department is responsible for providing leadership,support and coordination of technological efforts in most County departments.
Integrated Waste
The TPW Integrated Waste Division owns the Sonoma County Central Landfill, which houses facilities for recycling, material reuse and natural gas and electrical generation. It owns five refuse transfer stations, oversees the regulation of two commercial hauling companies and maintains closed landfills.
LAFCO - Local Agency Formation Commission
The Local Agency Formation Commission (LAFCO) was created by State law in 1963 to regulate the boundaries of cities and special districts.
Law Library
The Sonoma County Public Law Library, is a reference resource for legal research, supported by the community and open to the general public.
Permit & Resource Management Department
Customer-focused services for the orderly development of real property, balanced with resource stewardship under the Sonoma County General Plan. Permit Sonoma (PRMD) is the central department for issuing Building, Planning, Well & Septic, etc. permits, as well as handling Code Enforcement, for unincorporated areas of Sonoma County.
Probation Department
Dedicated to protecting our diverse community, supporting crime victims and their rights, and providing justice through accountability and rehabilitation of offenders.
Public Defender
Has the mandated responsibility of defending any person who is not financially able to employ counsel.
Purchasing
We purchase and lease goods, contract for professional services, engage independent contractors and contract for construction services on behalf of the County and its Departments. The Purchasing Division also manages personal property declared surplus to County needs.
Purchasing is a part of General Services.
Regional Parks
From the ocean to the redwoods to the Russian River, our parks are here for you to enjoy.
Registrar of Voters
The Registrar of Voters Office performs a range of election-related duties, in addition to other public services that increase citizen participation and education.
Registrar of Voters is a part of Clerk • Recorder • Assessor • Registrar of Voters.
Road Maintenance & Construction
Road Maintenance and Construction is a division of the Department of Transportation & Public Works (TPW). The TPW Roads Division strives to maintain Sonoma County roads safe and passable.
SCERA - Sonoma County Employees' Retirement Association
SCERA is administered by the Board of Retirement (Board) to provide retirement, disability, death, and survivor benefits for its employees under the California State Government Code, Section 31450 et.seq. (County Employees' Retirement Law of 1937) and the California Public Employees Pension Reform Act of 2013.
Sheriff's Office
Commit to provide professional, firm, fair and compassionate law enforcement and detention services with integrity and respect.
Sonoma County Transit
Sonoma County Transit provides provides high-quality yet cost-effective local and intercity public transportation throughout most of the major communities in Sonoma County, as well as Novato and San Rafael in Marin County.
Sonoma County Transportation Authority
The SCTA RCPA acts as the countywide planning and programming agency for transportation and coordinates climate protection activities countywide.
Transportation & Public Works
A commitment to provide quality transportation and public works services within Sonoma County in a responsive and professional manner.
UC Cooperative Extension
In Sonoma County, the UC Cooperative Extension academic staff is at the forefront of change, working to preserve agriculture, helping communities shape wise public policy, and strengthening community development and leadership in our youth and adults.
Waste Management Agency
It’s our job to inform local residents and businesses of ways they can help reduce, reuse and recycle their solid waste and properly dispose of hazardous materials.
Water Agency
Development of a secure, clean and renewable energy portfolio to insulate the region’s water supply from outside supply and price shocks, ensuring reliability.
Water Districts
The Department of Transportation & Public Works (TPW) administers water service to four small districts: Fitch Mountain, Freestone, Jenner, and Salmon Creek.
Weights and Measures
Weights and Measures is committed to protecting the economic health of the community by preserving and maintaining confidence in the accuracy of weighing and measuring instruments, product standards, and business practices used in commerce.
Weights and Measures is a part of Agriculture, Weights and Measures Department.

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