Kay County

Parcel & Property Data

30,459Total Parcels

$97,456Avg. Market Value

589,234Total Acres (measured from parcel boundaries)

About This Data

LandBrief holds 30,459 parcel records for Kay 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 Kay County assessor roll dated July 2026, loaded August 2026. See data sources for every county’s vintage.

Explore Kay County

Kay County by the Numbers

Median parcel size: 0.32 acres
measured from mapped boundaries
90th-percentile parcel: 79.1 acres
County land area: 588,550 acres
U.S. Census measurement
Communities: 800
3.8% of parcels outside any incorporated place
Median assessed value: $50,020
99% of parcels carry a value

Who Owns Kay County?

Share of the county’s 30,459 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	73.2%
Companies & organizations	11.7%
Trusts & estates	7.1%
Government	6.5%
Other / unclassified	1.5%

The largest owner on record is STATE OF OKLAHOMA with 361 parcels — see the full landowner leaderboard.

Parcel Records (~30,459 total)

Showper page

Parcel ID	Owner	Address	City	Acreage	Market Value
5000-00-054-006-0-000-00	ONE GAS, INC	—	Tulsa	0.01 †	—
0360-00-009-004-0-000-00	CITY OF PONCA CITY	—	Ponca City	0.01 †	$1,955
7400-34-027-02E-1-004-00	SOUTHWESTERN BELL TELEPHONE CO	—	Unincorporated	0.00 †	—
0360-00-001-003-0-002-00	CITY OF PONCA CITY	—	Ponca City	0.02 †	$3,400
1320-00-026-018-0-000-00	STATE OF OKLAHOMA	—	Ponca City	0.02 †	$1,008
1430-00-016-028-0-000-00	ONE GAS, INC	—	Tulsa	0.01 †	—
8000-03-025-02E-1-006-00	STATE OF OKLAHOMA	—	Unincorporated	0.01 †	$75
1320-00-001-032-0-000-00	STATE OF OKLAHOMA	—	Ponca City	0.00 †	$1,540
1340-00-005-006-0-001-00	TORRES, MAURICIO ALHENA	71 STONERIDGE	Ponca City	0.01 †	$417
90	—	—	Ponca City	0.00 †	—

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All 30,459 parcels in Kay 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 Kay County?

The Kay County assessor roll on file records 30,459 parcels across 800 communities, with 3.8% lying outside any incorporated place.

Who owns the most land in Kay County?

STATE OF OKLAHOMA holds 361 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Kay County?

Measured from mapped boundaries, the median parcel is 0.32 acres, and nine parcels in ten are under 79.1 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Kay County is government-owned?

Government entities — federal, state, and local — hold 6.5% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Kay 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 (800)

30,459 parcels across 800 communities in Kay County.