Warren County

Parcel & Property Data

27,202Total Parcels

$153,150Avg. Market Value

257,928Total Acres

About This Data

LandBrief holds 27,202 parcel records for Warren 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 Warren County assessor roll dated July 2026, loaded August 2026. See data sources for every county’s vintage.

Explore Warren County

Largest landownersWho holds the most land in Warren County, by total acreage.
Largest parcelsThe biggest individual tracts in the county, ranked by size.
Highest-value parcelsThe most valuable properties on the roll, by assessed market value.

Warren County by the Numbers

Median parcel size: 1.6 acres
measured from mapped boundaries
90th-percentile parcel: 21.8 acres
County land area: 274,299 acres
U.S. Census measurement
Communities: 36
11.1% of parcels outside any incorporated place
Median assessed value: $102,580
98% of parcels carry a value

Who Owns Warren County?

Share of the county’s 27,202 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	66.4%
Companies & organizations	16.6%
Trusts & estates	15.2%
Government	0.9%
Other / unclassified	0.9%

The largest owner on record is LAKE SHERWOOD ESTATES ASSOCIATION with 686 parcels — see the full landowner leaderboard.

Parcel Records (~27,202 total)

Showper page

Parcel ID	Owner	Address	City	Acreage	Market Value
09200000005000000	HOPE EDUCATIONAL & RESEARCH CE	LOST CREEK RD	Marthasville	821.18	$117,660
08060000001000000	MO CONSERVATION COMMISSION	TOWER RD	Warren County	661.71	$1,323,420
08040000001000000	MO CONSERVATION COMMISSION	TOWER RD	Warren County	653.60	$1,307,200
08050000002000000	MO CONSERVATION COMMISSION	TOWER RD	Warren County	649.46	$1,298,920
10300000002000000	WAL OAK HAVEN INC	LITTLE DRY FORK CREEK RD	Warrenton	592.52	$200,750
12040000001000000	DAVIS FAMILY TRUST	TUQUE CREEK RD	Unincorporated	591.76	$60,610
09080000001000000	CONSERVATION COMMISSION	—	Unincorporated	578.39	—
11290000004000000	SPOON HOLLOW RESERVE FOUNDATION	21461 HIGHWAY O	Warren County	568.59	$856,150
06190000002000000	LUDY MARK & PAMELA ET AL	28400 LUDY LN	Jonesburg	542.89	$106,640
09250000006000000	MEREMONTE LLC	MEREMONTE RD	Warrenton	531.04	$115,460

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All 27,202 parcels in Warren 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 Warren County?

The Warren County assessor roll on file records 27,202 parcels across 36 communities, with 11.1% lying outside any incorporated place.

Who owns the most land in Warren County?

LAKE SHERWOOD ESTATES ASSOCIATION holds 686 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Warren County?

Measured from mapped boundaries, the median parcel is 1.6 acres, and nine parcels in ten are under 21.8 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Warren County is government-owned?

Government entities — federal, state, and local — hold 0.9% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Warren 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.