LandBrief

Washtenaw County

Parcel & Property Data

125,489Total Parcels
—Avg. Market Value
442,009Total Acres (measured from parcel boundaries)

About This Data

LandBrief holds 125,489 parcel records for Washtenaw 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 Washtenaw County assessor roll dated June 2025, loaded August 2026. See data sources for every county’s vintage.

Explore Washtenaw County

Washtenaw County by the Numbers

Median parcel size
0.26 acres
measured from mapped boundaries
90th-percentile parcel
7 acres
County land area
451,842 acres
U.S. Census measurement
Communities
22
12.2% of parcels outside any incorporated place
Out-of-state owners
2.6% of parcels
by owner mailing address

Who Owns Washtenaw County?

Share of the county’s 125,489 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
Individuals80.6%
Companies & organizations9.7%
Trusts & estates8.3%
Government1.0%
Other / unclassified0.4%

The largest owner on record is CHARTER TWP OF YPSILANTI with 414 parcels — see the full landowner leaderboard.

Parcel Records (~125,489 total)

per page
Parcel IDOwnerAddressCityAcreage
I -09-13-200-022CHRIST THE KING4004 AVE MARIA DRUnincorporated6.79 †
09-12-05-400-052PEREZ JESUS & ULRIKE175 BRIARCREST DR 110Ann Arbor0.03 †
09-12-05-400-062REED STEVEN A200 BRIARCREST DR 120Ann Arbor0.03 †
09-12-05-400-072DELAPA THOMAS R250 BRIARCREST DR 130Ann Arbor0.03 †
09-12-05-400-082ARTZ KENDALL & BURTON LEE300 BRIARCREST DR 140Ann Arbor0.03 †
09-12-05-400-092TANG YIFENG & ZHAI YAN300 BRIARCREST DR 150Ann Arbor0.03 †
09-12-05-400-102LING SONG & XU YUN350 BRIARCREST DR 160Ann Arbor0.03 †
09-12-05-400-112PEOPLES ROSLYN325 BRIARCREST DR 170Ann Arbor0.02 †
09-12-05-400-122YU EUN JA325 BRIARCREST DR 180Ann Arbor0.02 †
09-12-05-400-132GABLE LAURA A275 BRIARCREST DR 190Ann Arbor0.03 †
Page 1 of 12549

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All 125,489 parcels in Washtenaw County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.

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Frequently Asked Questions

How many parcels are in Washtenaw County?

The Washtenaw County assessor roll on file records 125,489 parcels across 22 communities, with 12.2% lying outside any incorporated place.

Who owns the most land in Washtenaw County?

CHARTER TWP OF YPSILANTI holds 414 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Washtenaw County?

Measured from mapped boundaries, the median parcel is 0.26 acres, and nine parcels in ten are under 7 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

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

2.6% of parcels list an owner mailing address outside MI, per the county’s own records.

How much of Washtenaw County is government-owned?

Government entities — federal, state, and local — hold 1.0% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Washtenaw County assessor roll dated June 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 (22)

125,489 parcels across 22 communities in Washtenaw County.