PUBLIC REGISTRY INFORMATION

90 registered sex offenders in Union County, Illinois

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

Registry snapshot

October 2026
Registry records
90
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
53.0
114% above the Illinois statewide rateIllinois: 24.8 per 10,000
Population estimate
16,997
About 1 registry record per
189 residents
Rank by registry rate#38 of 102 Illinois counties

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

About this snapshot

The October 2026 snapshot lists 90 registry records in Union County, Illinois. With an estimated population of 16,997, that is 53.0 registry records per 10,000 residents. This is 114% above the Illinois statewide rate (24.8 per 10,000).

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Cities near Union County

LocationRegistry recordsPopulation estimateRecords per 10,000
Chicago4,8832,711,22618.0
Ina3141,5602,012.8
Alton21425,27984.7
Vienna1841,873982.4
Pontiac15811,294139.9
Carbondale12622,15856.9
Marion11316,83667.1
Streator9112,33073.8
Anna504,196119.2
Greenville507,23569.1
Jonesboro131,87069.5
Dongola8553144.7
Cobden71,17059.8
Tamms6589101.9
Union562480.1
Alto Pass4343116.6
Makanda461265.4
St Paul3——
Wolf Lake2——
Foristell1——

ZIP codes near Union County

LocationRegistry recordsPopulation estimateRecords per 10,000
ZIP code 628463021,7981,679.6
ZIP code 6061729074,79038.8
ZIP code 629951856,339291.8
ZIP code 6176416413,668120.0
ZIP code 6290111622,94650.6
ZIP code 6295911127,79339.9
ZIP code 613649017,96350.1
ZIP code 62906507,32968.2
ZIP code 622464610,07745.6
ZIP code 62952112,85238.6
ZIP code 62902104,13524.2
ZIP code 6292681,99840.0
ZIP code 6292072,95923.7
ZIP code 6298871,14960.9
ZIP code 62905577964.2
ZIP code 6295842,10319.0
ZIP code 62998221891.7

Other counties in Illinois

LocationRegistry recordsPopulation estimateRecords per 10,000
Will County1,329701,46218.9
Winnebago County1,206283,29242.6
Macon County585101,84957.4
Vermilion County55472,38676.5
Knox County30549,04662.2
Williamson County29866,87644.6
Whiteside County22554,94740.9
Logan County17327,71362.4
Grundy County13653,21925.6
Pike County9414,46965.0
Edgar County9316,53556.2
McDonough County9326,92034.5
White County8013,61958.7
Wayne County7215,97345.1
Washington County6713,62749.2
Clay County5913,05245.2
Warren County5816,44735.3
Wabash County5211,11946.8
Mercer County4115,49526.5
Calhoun County174,33039.3

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 Union County?

The October 2026 snapshot lists 90 registry records in Union 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?

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