Union County
Parcel & Property Data
About This Data
LandBrief holds 14,373 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 September 2022, loaded August 2026. See data sources for every county’s vintage.
Explore Union County
Union County by the Numbers
- Median parcel size
- 1.2 acres
measured from mapped boundaries - 90th-percentile parcel
- 20.1 acres
- County land area
- 143,093 acres
U.S. Census measurement - Communities
- 4
80.0% of parcels outside any incorporated place - Median assessed value
- $63,000
96% of parcels carry a value
Who Owns Union County?
Share of the county’s 14,373 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 | 93.9% |
| Companies & organizations | 2.8% |
| Trusts & estates | 1.7% |
| Government | 0.7% |
| Other / unclassified | 1.0% |
The largest owner on record is CARMEUSE LIME STONE with 47 parcels — see the full landowner leaderboard.
Parcel Records (~14,373 total)
| Parcel ID | Owner | Address | City | Acreage | Market Value |
|---|---|---|---|---|---|
| 087032 00400 | CHUCK SWAN MANAGEMENT AREA | CHUCK SWAN | Unincorporated | 20359.00 | — |
| 087055 01100 | TENNESSEE-STATE OF | BIG RIDGE PARK RD | Unincorporated | 3557.00 | — |
| 087046 00300 | TENNESSEE VALLEY AUTHORITY | LOYSTON POINT RD | Unincorporated | 1660.00 | — |
| 087006 02300 | TENNESSEE VALLEY AUTHORITY | BRADEN CHAPEL RD | Unincorporated | 676.00 | — |
| 087006 00900 | TENNESSEE VALLEY AUTHORITY | BRADEN RD OFF | Unincorporated | 580.00 | — |
| 087003 03600 | TENNESSEE VALLEY AUTHORITY | NORTON RD N OFF | Unincorporated | 442.00 | — |
| 087054 00900 | KNOXVILLE GIRL SCOUTS | DARK HOLLOW RD N 123 | Unincorporated | 418.00 | — |
| 087073N A 01600 | BRANTLEY LINDA SHARON | UNION AVE 145 | Luttrell | 405.00 | $44,500 |
| 087073K C 01100 | MYERS WESLEY | HILL ST 104 | Luttrell | 376.00 | $88,700 |
| 087051 06500 | LAY DAVID STANLEY | WALKER FORD RD 812 | Unincorporated | 359.02 | $1,075,100 |
Download Union County parcel data
All 14,373 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 14,373 parcels across 4 communities, with 80.0% lying outside any incorporated place.
Who owns the most land in Union County?
CARMEUSE LIME STONE holds 47 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 1.2 acres, and nine parcels in ten are under 20.1 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 0.7% 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 September 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 (4)
14,373 parcels across 4 communities in Union County.