County Departments

Agricultural Commissioner / Sealer of Weights and Measures Airport Animal Services Assessor Auditor - Controller Board of Supervisors Building Inspection Child Support Services Clerk of the Board Communications Conservation, Development & Planning Corrections County Counsel County Executive Office County Fire Department District Attorney Elections Emergency Services Environmental Management Health & Human Services Human Resources Information Technology Services Library Probation Public Defender Public Health Public Works Recorder - County Clerk Records Management Sheriff Social Services Training And Employment Center Treasurer-Tax Collector UC Cooperative Extension

Special Districts

Flood Control & Water Conservation District LAFCO Napa County Mosquito Abatement District Napa County Transportation Planning Agency Napa Sanitation Distirct