Osage County

Parcel & Property Data

12,449Total Parcels
Avg. Market Value
445,169Total Acres (measured from parcel boundaries)

LandBrief holds 12,449 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 June 2025, loaded August 2026. See data sources for every county’s vintage.

Explore Osage County

Osage County by the Numbers

Median parcel size
3.6 acres
measured from mapped boundaries
90th-percentile parcel
120.8 acres
County land area
451,524 acres
U.S. Census measurement
Communities
11
58.8% of parcels outside any incorporated place

Who Owns Osage County?

Share of the county’s 12,449 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
Individuals77.2%
Companies & organizations9.0%
Trusts & estates12.6%
Government0.7%
Other / unclassified0.5%

The largest owner on record is U S A CORP OF ENGINEERS KC DIST - MELVERN with 90 parcels — see the full landowner leaderboard.

Parcel Records (~12,449 total)

per page
Parcel IDOwnerAddressCityAcreage
0700193104001003010CHRISTENSEN, DAVID M TALEISHA S5376 E US 56 HWY, BURLINGAME, KS 66524Unincorporated6.45 †
0700241902001002000HINCK, LONNIE G KIMBERLYE 137TH ST, Carbondale, KS 66414Unincorporated9.38 †
0700241903001001010OSAGE COUNTY FIRE DIST #1E 137TH ST, Carbondale, KS 66414Unincorporated0.42 †
0700241903001002090BAKER, MICHAEL L LESLIE C474 E 141ST ST, Carbondale, KS 66414Unincorporated4.33 †
0700241903001002130VALENTINE, CALVIN13729 S PROST RD, Carbondale, KS 66414Unincorporated3.41 †
0700241903001002140RAMSDELL, JUSTIN EMILY380 E 138TH TER, Carbondale, KS 66414Unincorporated3.33 †
0700241903001002150BATTERTON, CASEYS PROST RD, Carbondale, KS 66414Unincorporated3.60 †
0700241903001003000GOLDWATER, KYLE SAVANNA13822 S PROST RD, Carbondale, KS 66414Unincorporated8.43 †
0700241903001004000CUNNINGHAM, VIRGINIA DAVID13790 S PROST RD, Carbondale, KS 66414Unincorporated2.09 †
0700241903002003000PICKETT, RANDALL J K LS TOPEKA AVE, Carbondale, KS 66414Unincorporated8.68 †
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All 12,449 parcels in Osage 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 Osage County?

The Osage County assessor roll on file records 12,449 parcels across 11 communities, with 58.8% lying outside any incorporated place.

Who owns the most land in Osage County?

U S A CORP OF ENGINEERS KC DIST - MELVERN holds 90 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Osage County?

Measured from mapped boundaries, the median parcel is 3.6 acres, and nine parcels in ten are under 120.8 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Osage 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 Osage 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 (11)

12,449 parcels across 11 communities in Osage County.