The Assessor Parcel Data eService provides information about a parcel. The information is based on your Fee Parcel number. The information provided is intended for personal use only. For questions about this eService please contact the Napa County Assessor.
You can search for Napa County maps filed with the County Recorder by title, date filed, map data (map type, book number, page number), by map number or by location. Alternatively, you can search for a Napa County Corner Record by number or location. Corner Records facilitate the perpetuation of monuments originally shown on previously recorded maps. Corner Records are filed and indexed by the County Surveyor.