Last Updated:
2025-Q3
Parcels in County:
50,982
Parcel data available to download as a GDB, GeoPackage, Shapefile, Excel, CSV, or Google Earth KML file.
All purchased data comes with six months of access, including any updates, at no additional cost.
Key attribute coverage for Napa County
The percentage of Napa County parcels containing the following key attributes:
Owner: 100%
Parcel Number: 100%
Acreage (Calculated): 100%
Site Address: 86.9%
Mailing Address: 99.6%
All available attributes in Napa County
Parcel Number
Site Address
Owner
Building Size
Neighborhood Code
Land Use Code
Land Use Class
Acreage (deeded)
Acreage (calculated)
Perimeter
Municipality
School District
Zip Code
Flood Zone
Flood Zone Subtype
Census Tract
Census Block Group
Census Block
Land Market Value
Mail Name
Mail Address1
Mail Address2
Mail Address3
Legal Desc1
Year Built
Bedrooms
Fullbath
Halfbath
Buildings
Addr Sec Unit Num
Place Gnis Code
Land Cover
Elevation
Owner Occupied
Robust Id
Usps Residential
Plss Description
Plss Township
Plss Range
Plss Section
Crop Cover
Acreage Adjacent With Sameowner
Flood Zones
Nearest Transmission Line Dist Ft
Nearest Substation Dist Ft
Derived Geom Properties
Municipalities Respresented in Napa County
Angwin CCD: 2,098
Lake Berryessa CCD: 2,309
Calistoga CCD: 2,850
Napa CCD: 39,887
St. Helena CCD: 3,823
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