Filed Maps: You can search for Napa County Assessment Maps (AS) (these are assessment district maps, not assessor map book pages), Parcel Maps (PM), Records of Survey (RS) and Subdivision Maps (RM) filed with our Recorder Division by title, date filed, map data (book number, page number), by map number or by location. To order a filed map page which costs $4.00 you can either send a check for that amount made out to Napa County to Napa County Recorder 1127 1st St Ste A Napa CA 94559-2952 or call 707-253-4247 and leave a credit card number. There is an additional $7 3rd party processing fee for using a credit card.

Assessor Parcel Maps: Please use the tab below marked Assessor Map to search by MapBook (the first three digits of the assessor parcel number) and Page (the next two digits of the assessor parcel number) - example APN 058-204-035 is map 05820. To order a map page which costs $2.00 you can either send a check for that amount made out to Napa County to Napa County Assessor 1127 1st St Ste A Napa CA 94559-2952 or call 707-253-4457 and leave a credit card number. There is an additional $7 3rd party processing fee for using a credit card.

Corner Record: Corner Records are filed and indexed by the County Surveyor located at Public Works. Corner Records facilitate the perpetuation of monuments originally shown on previously recorded maps. You can search for a Corner Record by surveyor name or corner record number. There is no charge to print a corner record. If you are unable to locate a corner record online or have any other questions regarding these documents, please contact the County Surveyor at publicworks@countyofnapa.org or (707) 253-4351.

Map Subscriptions: Subscriptions for online access to filed maps and assessor parcel maps are also available for customers regularly needing filed or assessor maps. The charge for maps is the same by subscription but you can download the maps directly and be charged automatically. Please complete an Online Map Access Sign-Up application.