Jasper County

Parcel & Property Data

15,891Total Parcels

—Avg. Market Value

309,655Total Acres

About This Data

LandBrief holds 15,891 parcel records for Jasper 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 Jasper County assessor roll dated July 2025, loaded August 2026. See data sources for every county’s vintage.

Explore Jasper County

Largest landownersWho holds the most land in Jasper County, by total acreage.
Largest parcelsThe biggest individual tracts in the county, ranked by size.
Out-of-state ownersWho owns Jasper County from somewhere else, and where they live.

Jasper County by the Numbers

Median parcel size: 10.4 acres
measured from mapped boundaries
90th-percentile parcel: 42.7 acres
County land area: 316,553 acres
U.S. Census measurement
Communities: 18
62.2% of parcels outside any incorporated place
Out-of-state owners: 5.0% of parcels
by owner mailing address

Who Owns Jasper County?

Share of the county’s 15,891 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	73.6%
Companies & organizations	6.7%
Trusts & estates	16.6%
Government	2.5%
Other / unclassified	0.6%

The largest owner on record is CITY OF NEWTON with 85 parcels — see the full landowner leaderboard.

Parcel Records (~15,891 total)

Showper page

Parcel ID	Owner	Address	City	Acreage
83-16-03-100-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	—	Unincorporated	651.59
83-11-26-100-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	—	Unincorporated	640.00
83-11-27-100-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	—	Unincorporated	640.00
83-11-34-100-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	—	Unincorporated	640.00
83-16-10-100-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	—	Unincorporated	640.00
83-11-25-100-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	—	Unincorporated	639.90
83-11-24-100-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	6725 N 500TH ST	Newton	639.00
90-08-29-100-001	STATE OF ILLINOIS DNR	13225 E ST HWY 33	Unincorporated	623.50
83-11-35-100-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	—	Unincorporated	580.00
83-11-22-200-001	ILLINOIS POWER GENERATING COMPANY % VISTRA ENERGY TAX	—	Unincorporated	517.80

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All 15,891 parcels in Jasper 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 Jasper County?

The Jasper County assessor roll on file records 15,891 parcels across 18 communities, with 62.2% lying outside any incorporated place.

Who owns the most land in Jasper County?

CITY OF NEWTON holds 85 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Jasper County?

Measured from mapped boundaries, the median parcel is 10.4 acres, and nine parcels in ten are under 42.7 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

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

5.0% of parcels list an owner mailing address outside IL, per the county’s own records.

How much of Jasper County is government-owned?

Government entities — federal, state, and local — hold 2.5% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Jasper 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 (18)

15,891 parcels across 18 communities in Jasper County.