Jefferson County
Parcel & Property Data
About This Data
LandBrief holds 7,847 parcel records for Jefferson 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 Jefferson County assessor roll dated July 2025, loaded August 2026. See data sources for every county’s vintage.
Explore Jefferson County
Jefferson County by the Numbers
- Median parcel size
- 1.6 acres
measured from mapped boundaries - 90th-percentile parcel
- 194.9 acres
- County land area
- 485,732 acres
U.S. Census measurement - Communities
- 10
44.6% of parcels outside any incorporated place - Out-of-state owners
- 16.5% of parcels
by owner mailing address
Who Owns Jefferson County?
Share of the county’s 7,847 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 | 74.4% |
| Companies & organizations | 11.4% |
| Trusts & estates | 10.3% |
| Government | 2.4% |
| Other / unclassified | 1.4% |
The largest owner on record is R T STUART RANCH LLC with 81 parcels — see the full landowner leaderboard.
Parcel Records (~7,847 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 0000-21-003-004-0-050-00 | COHOON MICHAEL G | 30132 E 1880 RD | Unincorporated | 30.19 † |
| 0000-22-003-004-0-025-00 | COHOON MICHAEL G | 30132 E 1880 RD | Unincorporated | 60.56 † |
| 0000-22-003-004-0-035-00 | SULLIVAN DONALD F | 30354 E 1880 RD | Loco | 5.00 † |
| 0000-22-003-004-0-050-00 | WILLIAMS LEAH | 30724 E 1880 RD | Loco | 10.35 † |
| 0000-22-003-004-0-020-00 | ACOSTA STORMY | 30858 E 1880 RD | Loco | 6.07 † |
| 0000-27-003-004-0-000-00 | THOMPSON MARY JANE (T-O-D) | 30500 E 1890 RD | Loco | 99.91 † |
| 0000-28-003-004-0-085-00 | LACH BETTY JOYCE & ORRY N | 29337 E 1900 RD | Loco | 14.77 † |
| 0000-28-003-004-0-080-00 | APALA TONY RANDALL | 29559 E 1900 RD | Loco | 15.36 † |
| 0000-28-003-004-0-020-00 | SMITH RYAN D ETUX | 29937 E 1900 RD | Loco | 29.77 † |
| 0000-27-003-004-0-005-00 | RAMON ERIK NATHAN ETUX | 30857 E 1900 RD | Loco | 3.10 † |
Download Jefferson County parcel data
All 7,847 parcels in Jefferson County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Jefferson County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Jefferson County?
The Jefferson County assessor roll on file records 7,847 parcels across 10 communities, with 44.6% lying outside any incorporated place.
Who owns the most land in Jefferson County?
R T STUART RANCH LLC holds 81 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Jefferson County?
Measured from mapped boundaries, the median parcel is 1.6 acres, and nine parcels in ten are under 194.9 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Jefferson County is owned from out of state?
16.5% of parcels list an owner mailing address outside OK, per the county’s own records.
How much of Jefferson County is government-owned?
Government entities — federal, state, and local — hold 2.4% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Jefferson County assessor roll dated July 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 (10)
7,847 parcels across 10 communities in Jefferson County.