Free tax-delinquent county lists →
tracts.ai
St. Clair County · property records

St. Clair County property records & parcel data.

Look up property records in St. Clair County, IL — find who owns a property, plus mailing address, assessor & tax value, land use and APN. tracts pulls 147,638 parcels directly from the St. Clair County parcel layer, with the source and pull date stamped on every record. Search a live sample below, or get the full St. Clair County dataset as a bulk file or API feed.

Or ask our research agent about St. Clair County.

Tax-delinquent list

We don’t have tax-delinquent inventory for St. Clair County yet — that coverage is currently 19 Florida counties, built from county advertised certificate lists. See which counties are covered.

Search St. Clair County property records

Free property records lookup.

Find who owns a property — search by owner name, address, or APN. This is a live sample; the full dataset is available as a bulk file or through the API.

Loading St. Clair County parcels…

Start free
APNOwnerAddressLand useYearAssessed value

Looking up a single address? Run a full property report — owner, valuation, sale history and tax-delinquency status for one address, with the county source and pull date on every field.

Get the full St. Clair County dataset

The complete county file — owner, mailing, assessor value, full lineage — by bulk download or API.

Data, not leads. No spam — we only reach out about your request.

Data overview

What's in the dataset.

County
St. Clair County, IL
FIPS
17163
County seat
Belleville
Population
251,149
Data source
St. Clair County parcel layer
Source type
Verified county layer
Parcels
147,638
State coverage
51 / 102 counties
Lineage
Source + pull date on every record
St. Clair County parcel layer·Pulled June 2026
Packaged for your vertical

Same parcels, different buyer.

The same St. Clair County records, packaged for each buyer vertical.

FAQ

Common questions about St. Clair County data.

Financing a deal here? 19 hard money lenders were active in St. Clair County in 2024 see who is lending and at what rates.