Union County
Parcel & Property Data
About This Data
LandBrief holds 13,352 parcel records for Union 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 Union County assessor roll dated November 2022, loaded August 2026. See data sources for every county’s vintage.
Explore Union County
Union County by the Numbers
- Median parcel size
- 0.99 acres
measured from mapped boundaries - 90th-percentile parcel
- 79.9 acres
- County land area
- 294,884 acres
U.S. Census measurement - Communities
- 8
49.6% of parcels outside any incorporated place
Who Owns Union County?
Share of the county’s 13,352 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 | 74.3% |
| Companies & organizations | 11.8% |
| Trusts & estates | 5.3% |
| Government | 8.0% |
| Other / unclassified | 0.6% |
The largest owner on record is UNION COUNTY with 591 parcels — see the full landowner leaderboard.
Parcel Records (~13,352 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 17.24.30.1000 | LAFLEUR FARMS | — | Unincorporated | 782.12 |
| 15.00.20.7000 | DAVIS, FLOYD L | — | Unincorporated | 647.47 |
| 11.00.39.1025 | HOFFMAN, PATRICIA A | 1900 N HOFFMAN RD | Unincorporated | 641.38 |
| 15.00.21.8000 | DOUBLE DOWN FARM GP | — | Unincorporated | 547.90 |
| 05.00.37.1025 | MCCOOK LAKE IKE'S CLUB | — | Unincorporated | 365.25 |
| 19.00.18.1000 | SWANSON, EUGENE ALFRED | 47663 311 ST | Unincorporated | 350.11 |
| 19.00.24.2020 | HEEREN, ROBIN ETUX | — | Unincorporated | 319.63 |
| 16.00.07.4020 | ALSEN FARMS LLLP | — | Unincorporated | 318.91 |
| 18.00.11.4000 | MILLER, J QUINTEN | 29852 474 AVE | Unincorporated | 316.96 |
| 17.00.21.1000 | FORNIA-HOWARD, JANICE L REVO T | — | Unincorporated | 305.00 |
Download Union County parcel data
All 13,352 parcels in Union County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Union County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Union County?
The Union County assessor roll on file records 13,352 parcels across 8 communities, with 49.6% lying outside any incorporated place.
Who owns the most land in Union County?
UNION COUNTY holds 591 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Union County?
Measured from mapped boundaries, the median parcel is 0.99 acres, and nine parcels in ten are under 79.9 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Union County is government-owned?
Government entities — federal, state, and local — hold 8.0% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Union County assessor roll dated November 2022. 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)
13,352 parcels across 8 communities in Union County.