PUBLIC REGISTRY INFORMATION

637 registered sex offenders in St. Clair County, Illinois

See the October 2026 registry snapshot for St. Clair County and search the map near a specific address.

Registry snapshot

October 2026
Registry records
637
Registry source
Illinois Sex Offender Registry

This is a snapshot. Check the official registry for current information.

Registry statistics

Population and rate comparison
Registry records per 10,000 residents
25.1
1% above the Illinois statewide rateIllinois: 24.8 per 10,000
Population estimate
253,694
About 1 registry record per
398 residents
Rank by registry rate#92 of 102 Illinois counties

U.S. Census Bureau, ACS 5-year estimate.

About this snapshot

The October 2026 snapshot lists 637 registry records in St. Clair County, Illinois. With an estimated population of 253,694, that is 25.1 registry records per 10,000 residents. This is 1% above the Illinois statewide rate (24.8 per 10,000).

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Cities near St. Clair County

LocationRegistry recordsPopulation estimateRecords per 10,000
Belleville13641,37032.9
Cahokia Heights7517,10643.8
Cahokia34——
E St Louis29——
Swansea2914,71019.7
Dupo223,87956.7
Troy1611,64713.7
Marissa131,232105.5
Mascoutah138,81614.7
Lebanon114,47424.6
Brooklyn9729123.5
East Carondelet8233343.3
Alorton5——
Cahokia Hgts3——
Cahokia Hts3——
Barnhart1——
Bellville1——
Cahokia Hghts1——
Estlouis1——
St Libory1——

ZIP codes near St. Clair County

LocationRegistry recordsPopulation estimateRecords per 10,000
ZIP code 622069612,95974.1
ZIP code 62205726,459111.5
ZIP code 62203635,465115.3
ZIP code 622265628,25519.8
ZIP code 622205319,15227.7
ZIP code 62204504,055123.3
ZIP code 622694835,92313.4
ZIP code 622214429,87514.7
ZIP code 622084316,82125.6
ZIP code 62207406,98457.3
ZIP code 62201384,92177.2
ZIP code 62060273,55875.9
ZIP code 622581210,43711.5
ZIP code 62240111,79661.2
ZIP code 62236614,1544.2
ZIP code 6226463,09719.4
ZIP code 6229364,43313.5
ZIP code 62059572968.6
ZIP code 6224326,4183.1
ZIP code 6228524,2394.7

Other counties in Illinois

LocationRegistry recordsPopulation estimateRecords per 10,000
Sangamon County911194,94746.7
Tazewell County572130,29043.9
Jefferson County57036,550156.0
Vermilion County55472,38676.5
Christian County54433,538162.2
Coles County25646,77754.7
Johnson County22013,376164.5
Stephenson County21143,76848.2
Union County9016,99753.0
Douglas County8219,75141.5
White County8013,61958.7
Wayne County7215,97345.1
Washington County6713,62749.2
Warren County5816,44735.3
Monroe County5335,03615.1
Wabash County5211,11946.8
Cumberland County4910,33447.4
Stark County415,30877.2
Jasper County359,18038.1
Hardin County153,60541.6

Each area shows its own total. City, county, and ZIP totals can overlap. Population figures, where shown: U.S. Census Bureau, ACS 5-year estimate.

Frequently asked questions

How many registered sex offenders are listed in St. Clair County?

The October 2026 snapshot lists 637 registry records in St. Clair County, Illinois. Counts may differ from official registry totals. Check the official registry for current details.

How do city, county, and ZIP totals relate?

City, county, and ZIP boundaries can overlap, so the same registry record may appear in more than one area.

How can I check registry information near an address?

Open the free interactive map, enter an address, and choose a search radius. Verify identity and current status with the official registry.

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