PUBLIC REGISTRY INFORMATION

58 registered sex offenders in Warren County, Illinois

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

Registry snapshot

October 2026
Registry records
58
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
35.3
42% above the Illinois statewide rateIllinois: 24.8 per 10,000
Population estimate
16,447
About 1 registry record per
284 residents
Rank by registry rate#77 of 102 Illinois counties

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

About this snapshot

The October 2026 snapshot lists 58 registry records in Warren County, Illinois. With an estimated population of 16,447, that is 35.3 registry records per 10,000 residents. This is 42% above the Illinois statewide rate (24.8 per 10,000).

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Cities near Warren County

LocationRegistry recordsPopulation estimateRecords per 10,000
Chicago4,8832,711,22618.0
Galesburg23629,48180.1
Macomb4914,89432.9
Monmouth148,58116.3
Aledo133,66835.4
Abingdon113,44331.9
Oquawka111,059103.9
Roseville882397.2
Avon669486.5
Gridley41,39028.8
Gerlaw3——
Keithsburg349061.2
La Harpe21,27315.7
Little York237952.8
Prairie City237852.9
Wataga271028.2
Abongdon1——
Alexis181412.3
Berwick1——
Cameron128035.7

ZIP codes near Warren County

LocationRegistry recordsPopulation estimateRecords per 10,000
ZIP code 6062133328,301117.7
ZIP code 6140114330,58046.8
ZIP code 614555017,31728.9
ZIP code 614621410,45813.4
ZIP code 61231134,96226.2
ZIP code 61410123,83831.3
ZIP code 61469111,81860.5
ZIP code 6147371,27954.7
ZIP code 6141541,45927.4
ZIP code 6174442,15718.5
ZIP code 61442350459.5
ZIP code 6144731,02029.4
ZIP code 61435227173.8
ZIP code 61453267729.5
ZIP code 61470248841.0
ZIP code 6148821,08418.5
ZIP code 6141211,3927.2
ZIP code 61417118254.9
ZIP code 61423163815.7
ZIP code 61478142023.8

Other counties in Illinois

LocationRegistry recordsPopulation estimateRecords per 10,000
Will County1,329701,46218.9
Winnebago County1,206283,29242.6
McLean County506171,55629.5
Adams County30264,75446.6
Williamson County29866,87644.6
Randolph County22930,05876.2
Whiteside County22554,94740.9
Saline County11723,21350.4
Woodford County10538,31227.4
Bond County9816,71658.6
White County8013,61958.7
Wayne County7215,97345.1
Washington County6713,62749.2
Piatt County5916,69535.3
Greene County5711,68348.8
Marshall County5211,64744.6
Jersey County3921,27418.3
Alexander County354,87571.8
Pope County283,73974.9
Henderson County216,19333.9

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 Warren County?

The October 2026 snapshot lists 58 registry records in Warren 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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