LandBrief

Washington County

Parcel & Property Data

117,401Total Parcels
—Avg. Market Value
242,970Total Acres

About This Data

LandBrief holds 117,401 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 August 2025, loaded August 2026. See data sources for every county’s vintage.

Explore Washington County

Washington County by the Numbers

Median parcel size
0.29 acres
measured from mapped boundaries
90th-percentile parcel
4 acres
County land area
246,242 acres
U.S. Census measurement
Communities
31
2.3% of parcels outside any incorporated place
Out-of-state owners
3.6% of parcels
by owner mailing address

Who Owns Washington County?

Share of the county’s 117,401 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 typeShare of parcels
Individuals77.8%
Companies & organizations9.8%
Trusts & estates7.0%
Government5.2%
Other / unclassified0.2%

The largest owner on record is WASHINGTON COUNTY with 1,230 parcels — see the full landowner leaderboard.

Parcel Records (~117,401 total)

per page
Parcel IDOwnerAddressCityAcreage
2503120410002DALE P MCCULLOUGH 2024 IRREV TRS15810 SQUARE LAKE TRL NStillwater820.99
1803120410002TRUST FOR PUBLIC LAND INC—Unincorporated656.90
2302921210001WASHINGTON COUNTY2525 KEATS AVE NLake Elmo485.61
2202921410001WASHINGTON COUNTY—Lake Elmo408.41
1002820440004BELWIN CONSERVANCY1553 STAGECOACH TRL SAfton337.72
0302820430002BELWIN CONSERVANCY671 STAGECOACH TRL SAfton326.50
3402820430001AFTON STATE PARK—Afton314.13
2702921110001WASHINGTON COUNTY1786 KEATS AVE NLake Elmo267.98
1403120310002MANITOU FUND14220 OSTLUND TRL NMarine On Saint Croix263.12
0402820320002BELWIN CONSERVANCY795 INDIAN TRL SAfton246.91
Page 1 of 11741

Download Washington County parcel data

All 117,401 parcels in Washington County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.

Get Washington County on FreeParcelData →

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Frequently Asked Questions

How many parcels are in Washington County?

The Washington County assessor roll on file records 117,401 parcels across 31 communities, with 2.3% lying outside any incorporated place.

Who owns the most land in Washington County?

WASHINGTON COUNTY holds 1,230 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 0.29 acres, and nine parcels in ten are under 4 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Washington County is owned from out of state?

3.6% of parcels list an owner mailing address outside MN, per the county’s own records.

How much of Washington County is government-owned?

Government entities — federal, state, and local — hold 5.2% 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 August 2025. 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 (31)

117,401 parcels across 31 communities in Washington County.