Washington County
Parcel & Property Data
About This Data
LandBrief holds 12,900 parcel records for Washington County, sourced from county records. Each includes the parcel boundary, and — where the county publishes them — owner, situs address, acreage, assessed values and legal description.
Data from the Washington County assessor roll dated October 2023, loaded August 2026. See data sources for every county’s vintage.
Explore Washington County
Washington County by the Numbers
- Median parcel size
- 2 acres
measured from mapped boundaries - 90th-percentile parcel
- 73.8 acres
- County land area
- 249,556 acres
U.S. Census measurement - Communities
- 8
59.7% of parcels outside any incorporated place
Who Owns Washington County?
Share of the county’s 12,900 parcels by the kind of owner on record. Classified from owner names, so the boundaries are approximate; an entity the rules cannot place counts as an individual.
| Owner type | Share of parcels |
|---|---|
| Individuals | 72.6% |
| Companies & organizations | 14.6% |
| Trusts & estates | 9.4% |
| Government | 2.2% |
| Other / unclassified | 1.1% |
The largest owner on record is CITY OF BLAIR with 79 parcels — see the full landowner leaderboard.
Parcel Records (~12,900 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 890000014 | MAVCAV, LLC | — | Unincorporated | 174.52 † |
| 890000021 | HILLTOP DAIRY, INC | — | Unincorporated | 39.97 † |
| 890000028 | THOMPSON, STEVEN A & RHONDA K | — | Unincorporated | 6.01 † |
| 890000035 | STORK, ROBERT F & SHARON K | — | Unincorporated | 12.68 † |
| 890000042 | LJWC, LLC | — | Unincorporated | 3.51 † |
| 890000049 | JOHN F CAMDEN FAMILY TRUST | — | Unincorporated | 36.42 † |
| 890000063 | VERDELL GNUSE HOLDINGS, LLC | — | Unincorporated | 51.96 † |
| 890000070 | HILLTOP DAIRY, INC | — | Unincorporated | 75.06 † |
| 890000077 | DOLL, AARON W & DOLL, MICHAEL I | — | Unincorporated | 64.18 † |
| 890000084 | NELSON, MATTHEW J & STACY M | — | Unincorporated | 6.02 † |
Download Washington County parcel data
All 12,900 parcels in Washington County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Washington County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Washington County?
The Washington County assessor roll on file records 12,900 parcels across 8 communities, with 59.7% lying outside any incorporated place.
Who owns the most land in Washington County?
CITY OF BLAIR holds 79 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Washington County?
Measured from mapped boundaries, the median parcel is 2 acres, and nine parcels in ten are under 73.8 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Washington County is government-owned?
Government entities — federal, state, and local — hold 2.2% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Washington County assessor roll dated October 2023. Counties deliver on their own schedules; the methodology page explains how records are processed and the data sources page tracks every county’s vintage.
Browse by City (8)
12,900 parcels across 8 communities in Washington County.