Download Iroquois County, Illinois GIS parcel data - 27,534 parcels with owner names, site & mailing addresses, acreage, land use, and sale values. Instant delivery in Shapefile, FileGDB, GeoPackage, GeoJSON & CSV. $100 per county.
Data freshness: Latest source row date: 2025-10-24; last loaded into LandAI on 2026-06-04.
Every purchase includes all five export formats (Shapefile, FileGDB, GeoPackage, GeoJSON & CSV), standardized to the LandAI parcel schema with WGS84 (EPSG:4326) geometry. After checkout you choose which formats to generate and download them for 45 days.
Field completeness measured across 27,534 active parcels (Latest source row date: 2025-10-24; last loaded into LandAI on 2026-06-04):
| Field | Coverage |
|---|---|
| Owner names | 100% |
| Site addresses | 59.1% |
| Deeded acres | 100% |
| Calculated (GIS) acres | 100% |
| Assessed total value | 100% |
| Legal description | 100% |
These are 6 of the 48 standardized fields in the LandAI parcel schema. Live per-field completeness for every field is shown on this page's interactive view.
Iroquois County, Illinois has 27,534 active parcels in the LandAI dataset (source data as of 2025-10-24).
Every parcel includes the standardized LandAI schema: parcel ID and geometry plus owner names (100%), site addresses (59.1%), deeded acres (100%), calculated (GIS) acres (100%), assessed total value (100%), legal description (100%), and more.
Shapefile, FileGDB, GeoPackage, GeoJSON & CSV. Every $100 county purchase includes all five formats; you choose which to generate after checkout and can re-download for 45 days.
Latest source row date: 2025-10-24; last loaded into LandAI on 2026-06-04.
Yes - 100% of Iroquois County parcels include a normalized owner name, along with owner mailing addresses where the county provides them.
View Iroquois County pricing & coverage | All Illinois counties | Browse the LandAI Data Store