Clay County

Parcel & Property Data

15,614Total Parcels
Avg. Market Value
292,575Total Acres

LandBrief holds 15,614 parcel records for Clay 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 Clay County assessor roll dated July 2025, loaded August 2026. See data sources for every county’s vintage.

Explore Clay County

Clay County by the Numbers

Median parcel size
8.4 acres
measured from mapped boundaries
90th-percentile parcel
43.3 acres
County land area
299,745 acres
U.S. Census measurement
Communities
15
25.7% of parcels outside any incorporated place
Out-of-state owners
5.4% of parcels
by owner mailing address

Who Owns Clay County?

Share of the county’s 15,614 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
Individuals73.6%
Companies & organizations9.2%
Trusts & estates14.2%
Government1.7%
Other / unclassified1.3%

The largest owner on record is CITY OF FLORA with 87 parcels — see the full landowner leaderboard.

Parcel Records (~15,614 total)

per page
Parcel IDOwnerAddressCityAcreage
1402100004LEWIS FARMS LTD PARTNERSHIP586 HEARTLEAF RD FLORA IL 62839Flora401.83
1403100016LEWIS FARMS LTD PARTNERSHIP1001 HEARTLEAF RD FLORA IL 62839Flora393.48
1120100001HOUT PAIGE AGINGER RD FLORA IL 62839Flora334.72
1222300001PARISH HOLDINGS LPHWY 50 CLAY CITY IL 62824Unincorporated320.00
1108100006HOUT ANN NGINGER RD FLORA IL 62839Flora268.40
1016200002HOUT DARRIN S & ANN NICOLELINCOLN RD FLORA IL 62839Unincorporated265.00
0626200007KREMER BRIAN E & LEONARD HHARDY HILLS RD LOUISVILLE IL 62858Unincorporated220.00
0504100006HOUT DARRIN S & ANN NCARDINAL LN FARINA IL 62838Unincorporated213.84
0330200002CLAYTON KINCAID HOLDINGS LLCOLD BIBLE GROVE RD LOUISVILLE IL 62858Louisville210.09
1034200011LEWIS FARMS LTD PARTNERSHIPHOPETREE DR FLORA IL 62839Unincorporated207.86
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Download Clay County parcel data

All 15,614 parcels in Clay County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.

Get Clay County on FreeParcelData →

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Frequently Asked Questions

How many parcels are in Clay County?

The Clay County assessor roll on file records 15,614 parcels across 15 communities, with 25.7% lying outside any incorporated place.

Who owns the most land in Clay County?

CITY OF FLORA holds 87 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Clay County?

Measured from mapped boundaries, the median parcel is 8.4 acres, and nine parcels in ten are under 43.3 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Clay County is owned from out of state?

5.4% of parcels list an owner mailing address outside IL, per the county’s own records.

How much of Clay County is government-owned?

Government entities — federal, state, and local — hold 1.7% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Clay 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 (15)

15,614 parcels across 15 communities in Clay County.