Download Jefferson County, Washington GIS parcel data - 32,754 parcels with owner names, site & mailing addresses, acreage, land use, and sale values. Instant delivery in Shapefile, FileGDB, GeoPackage, GeoJSON & CSV. $100 per county.
Data freshness: Source data as of 2026-04-08; last loaded into LandAI on 2026-05-11.
Every purchase includes all five export formats (Shapefile, FileGDB, GeoPackage, GeoJSON & CSV), standardized to the LandAI parcel schema with WGS84 (EPSG:4326) geometry. After checkout you choose which formats to generate and download them for 45 days.
Field completeness measured across 32,754 active parcels (Source data as of 2026-04-08; last loaded into LandAI on 2026-05-11):
| Field | Coverage |
|---|---|
| Owner names | 97.7% |
| Site addresses | 83.4% |
| Owner mailing addresses | 97.5% |
| Land use | 100% |
| Market total value | 97.7% |
These are 5 of the 48 standardized fields in the LandAI parcel schema. Live per-field completeness for every field is shown on this page's interactive view.
Jefferson County, Washington has 32,754 active parcels in the LandAI dataset (source data as of 2026-04-08).
Every parcel includes the standardized LandAI schema: parcel ID and geometry plus owner names (97.7%), site addresses (83.4%), owner mailing addresses (97.5%), land use (100%), market total value (97.7%), and more.
Shapefile, FileGDB, GeoPackage, GeoJSON & CSV. Every $100 county purchase includes all five formats; you choose which to generate after checkout and can re-download for 45 days.
Source data as of 2026-04-08; last loaded into LandAI on 2026-05-11.
Yes - 97.7% of Jefferson County parcels include a normalized owner name, along with owner mailing addresses where the county provides them.
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