Maps

Click here for an interactive online website application for viewing city and special district jurisdictional boundaries and spheres of influence.

Cities

• City of American Canyon  
• City of Calistoga
• City of Napa                                                                                
• City of St. Helena
• Town of Yountville

Special Districts

• American Canyon Fire Protection District                                     
• Circle Oaks County Water District
• Congress Valley Water District                                                                      
• County Service Area No. 3                               
• County Service Area No. 4                                                                     
• Lake Berryessa Resort Improvement District                                           
• Los Carneros Water District                                                                      
• Monticello Public Cemetery District
• Napa Berryessa Resort Improvement District                                   
• Napa County Flood Control and Water Conservation District    
• Napa County Mosquito Abatement District  
• Napa County Resource Conservation District
• Napa County Regional Park and Open Space District                
• Napa River Reclamation District #2109                                       
• Napa Sanitation District                          
• Pope Valley Cemetery District                                                       
• Silverado Community Services District                                          
• Spanish Flat Water District

City and County Planning Maps

• Napa County General Plan Land Use
• Napa County Agriculutral Lands Not Subject to Measures J or P  
• Napa County Zoning
• City of American Canyon Circulation Element
• City of American Canyon General Plan
• City of American Canyon Urban Limit Line
• City of American Canyon Zoning
• City of American Canyon Priority Development Area
• City of Calistoga General Plan
• City of Calistoga Zoning
• City of Napa General Plan
• City of Napa Rural Urban Limit Line
• City of Napa Zoning
• City of St. Helena General Plan
• City of St. Helena Zoning
• Town of Yountville General Plan
• Town of Yountville Zoning

Other Maps

• City of American Canyon Outside Sewer Service Area
• City of American Canyon Outside Water Service Area
• City of Napa Islands
• Napa County Important Farmland