Williamson County
Parcel Data
Price: $200.00
Last Updated:
2026-Q3
Parcels in County:
290,677
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 Williamson County
The percentage of Williamson County parcels containing the following key attributes:
Owner: 99%
Parcel Number: 100%
Acreage (Calculated): 100%
Site Address: 97.6%
Mailing Address: 98.9%
All available attributes in Williamson County
Parcel Number
Owner
Neighborhood Code
Acreage (deeded)
Zip Code
Flood Zone
Flood Zone Subtype
Census Tract
Census Block
Mail Address1
Mail Address3
Legal Desc1
Legal Desc2
Buildings
Land Cover
Elevation
Owner Occupied
Robust Id
Usps Residential
Alt Id 1
Crop Cover
Acreage Adjacent With Sameowner
Municipalities Respresented in Williamson County
Florence CCD: 19,187
Round Rock-Georgetown CCD: 127,285
Granger CCD: 3,651
Jarrell CCD: 16,767
Cedar Park-Liberty Hill CCD: 69,375
Taylor CCD: 54,131
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