Adams County

Parcel & Property Data

12,073Total Parcels
Avg. Market Value
1,228,772Total Acres (measured from parcel boundaries)

LandBrief holds 12,073 parcel records for Adams 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 Adams County assessor roll dated November 2017, loaded August 2026. See data sources for every county’s vintage.

Explore Adams County

Adams County by the Numbers

Median parcel size
3.6 acres
measured from mapped boundaries
90th-percentile parcel
327.9 acres
County land area
1,231,993 acres
U.S. Census measurement
Communities
11
48.0% of parcels outside any incorporated place

Who Owns Adams County?

Share of the county’s 12,073 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
Individuals69.2%
Companies & organizations21.4%
Trusts & estates4.9%
Government2.9%
Other / unclassified1.6%

The largest owner on record is WASHINGTON STATE OF (LEASES ONLY) with 127 parcels — see the full landowner leaderboard.

Parcel Records (~12,073 total)

per page
Parcel IDOwnerAddressCityAcreage
2733130110002COYLE JAMES L1022 E 2NDUnincorporated38.84 †
1733120510901LUND ERIC M101 E 2ND StLind0.72 †
1733120650018LT&T INTERNATIONAL INC1018 E 2ND StLind2.44 †
1733120510904A B C REAL ESTATE INC103 E 2ND StLind0.40 †
1733120510620POND MERLE W106 E 2ND StLind0.24 †
1733120510909WAHL JAMES A117 E 2ND StLind0.16 †
1733120510913WALLACE BRYCE M & SANDRA121 E 2ND StLind0.16 †
1733120510717HUSKY OIL COMPANY202 E 2ND StLind0.16 †
1733120511001DEWITT RANDALL S & JEANETTE A203 E 2ND StLind0.32 †
1733120510719DEVORE BARBARA E ELLIS204 E 2ND StLind0.16 †
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Download Adams County parcel data

All 12,073 parcels in Adams County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.

Get Adams County on FreeParcelData →

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Frequently Asked Questions

How many parcels are in Adams County?

The Adams County assessor roll on file records 12,073 parcels across 11 communities, with 48.0% lying outside any incorporated place.

Who owns the most land in Adams County?

WASHINGTON STATE OF (LEASES ONLY) holds 127 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Adams County?

Measured from mapped boundaries, the median parcel is 3.6 acres, and nine parcels in ten are under 327.9 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Adams County is government-owned?

Government entities — federal, state, and local — hold 2.9% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Adams County assessor roll dated November 2017. 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 (11)

12,073 parcels across 11 communities in Adams County.