Osage County
Parcel & Property Data
About This Data
LandBrief holds 11,646 parcel records for Osage 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 Osage County assessor roll dated July 2026, loaded August 2026. See data sources for every county’s vintage.
Explore Osage County
Osage County by the Numbers
- Median parcel size
- 5.4 acres
measured from mapped boundaries - 90th-percentile parcel
- 100.4 acres
- County land area
- 388,211 acres
U.S. Census measurement - Communities
- 39
53.4% of parcels outside any incorporated place
Who Owns Osage County?
Share of the county’s 11,646 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 |
|---|---|
| Other / unclassified | 100.0% |
Parcel Records (~11,646 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 20300800000000300 | — | 401 COUNTY ROAD 717 | Belle | 652.59 |
| 23601300000000100 | — | — | Unincorporated | 639.98 |
| 18803400000000100 | — | 225 CRAIG LANE | Unincorporated | 633.80 |
| 23101100000000100 | — | 5962 HIGHWAY P | Westphalia | 630.92 |
| 15802800000000100 | — | 450 WILLIBRAND LANE | Koeltztown | 624.25 |
| 15401700000000100 | — | 4 CEDAR LAKE LN | Westphalia | 591.86 |
| 23201000000000100 | — | — | Unincorporated | 587.45 |
| 01803300000000300 | — | 10833 HIGHWAY 100 | Chamois | 580.65 |
| 16803300000000200 | — | — | Unincorporated | 579.10 |
| 23101200000000100 | — | — | Unincorporated | 572.40 |
Download Osage County parcel data
All 11,646 parcels in Osage County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Osage County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Osage County?
The Osage County assessor roll on file records 11,646 parcels across 39 communities, with 53.4% lying outside any incorporated place.
What is the typical parcel size in Osage County?
Measured from mapped boundaries, the median parcel is 5.4 acres, and nine parcels in ten are under 100.4 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How current is this data?
It comes from the Osage County assessor roll dated July 2026. 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 (39)
11,646 parcels across 39 communities in Osage County.
- Argyle181 parcels
- Arygle1 parcels
- Belle303 parcels
- Bland130 parcels
- Bonnot Mill3 parcels
- Bonnots Bill2 parcels
- Bonnots Mill770 parcels
- Bonn Ots Mill1 parcels
- Bonntos Mill1 parcels
- Chamois910 parcels
- Freburg1 parcels
- Freebburg1 parcels
- Freebug1 parcels
- Freeburg639 parcels
- Freebutg1 parcels
- Fulton1 parcels
- Houston1 parcels
- Jefferson City44 parcels
- Jefferson City 31 parcels
- Keiltztown1 parcels
- Koelttown1 parcels
- Koeltztown52 parcels
- Koelztown3 parcels
- Linn1,359 parcels
- Loose1 parcels
- Loose Creek131 parcels
- Meta292 parcels
- Morrison144 parcels
- Mount Sterling1 parcels
- Saint Thomas7 parcels
- St Thomas20 parcels
- Unincorporated6,215 parcels
- Vienna14 parcels
- Washington1 parcels
- Wesphalia1 parcels
- Westpahlia1 parcels
- Westphali1 parcels
- Westphalia408 parcels
- Westphlia1 parcels