Jersey County
Parcel & Property Data
About This Data
LandBrief holds 14,619 parcel records for Jersey 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 Jersey County assessor roll dated July 2025, loaded August 2026. See data sources for every county’s vintage.
Explore Jersey County
Jersey County by the Numbers
- Median parcel size
- 0.92 acres
measured from mapped boundaries - 90th-percentile parcel
- 54.4 acres
- County land area
- 236,516 acres
U.S. Census measurement - Communities
- 14
17.1% of parcels outside any incorporated place - Out-of-state owners
- 4.9% of parcels
by owner mailing address
Who Owns Jersey County?
Share of the county’s 14,619 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 | 73.9% |
| Companies & organizations | 8.7% |
| Trusts & estates | 12.5% |
| Government | 4.1% |
| Other / unclassified | 0.8% |
The largest owner on record is STATE OF ILL-DEPT OF CONS with 150 parcels — see the full landowner leaderboard.
Parcel Records (~14,619 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 10-232-003-00 | USA DAM | STATE HWY 100 N GRAFTON IL 62037 | Unincorporated | 603.65 |
| 10-029-001-00 | POHLMAN JEREMY | COON CREEK RD GRAFTON IL 62037 | Fieldon | 567.23 |
| 10-229-001-00 | USA DAM | STUMP LAKE RD FIELDON IL 62031 | Unincorporated | 567.23 |
| 08-005-003-00 | BELL STEVE | POWERLINE RD GRAFTON IL 62037 | Grafton | 560.00 |
| 08-075-002-00 | STATE OF ILL-DEPT OF CONS | POWERLINE RD GRAFTON IL 62037 | Grafton | 560.00 |
| 10-234-004-00 | STATE OF ILL-DEPT OF CONS | 15685 CAMP OUATOGA RD GRAFTON IL 62037 | Unincorporated | 544.90 |
| 10-002-001-50 | POHLMAN JEREMY | BELT RD FIELDON IL 62031 | Fieldon | 521.60 |
| 10-002-001-00 | STATE OF ILL-DEPT OF CONS | 20303 BELT RD FIELDON IL 62031 | Fieldon | 520.20 |
| 04-007-005-00 | CROSS FAMILY FARMS LLC A/K/A HUGH CROSS FAMILY FARMS LLC | 25703 US HWY 67 JERSEYVILLE IL 62052 | Unincorporated | 500.76 |
| 08-121-005-00 | STATE OF ILL-DEPT OF CONS | GRAHAM HOLLOW RD GRAFTON IL 62037 | Grafton | 490.00 |
Download Jersey County parcel data
All 14,619 parcels in Jersey County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Jersey County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Jersey County?
The Jersey County assessor roll on file records 14,619 parcels across 14 communities, with 17.1% lying outside any incorporated place.
Who owns the most land in Jersey County?
STATE OF ILL-DEPT OF CONS holds 150 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Jersey County?
Measured from mapped boundaries, the median parcel is 0.92 acres, and nine parcels in ten are under 54.4 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Jersey County is owned from out of state?
4.9% of parcels list an owner mailing address outside IL, per the county’s own records.
How much of Jersey County is government-owned?
Government entities — federal, state, and local — hold 4.1% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Jersey 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 (14)
14,619 parcels across 14 communities in Jersey County.