PUBLIC REGISTRY INFORMATION

1,206 registered sex offenders in Winnebago County, Illinois

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

Registry snapshot

October 2026
Registry records
1,206
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
42.6
72% above the Illinois statewide rateIllinois: 24.8 per 10,000
Population estimate
283,292
About 1 registry record per
235 residents
Rank by registry rate#57 of 102 Illinois counties

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

About this snapshot

The October 2026 snapshot lists 1,206 registry records in Winnebago County, Illinois. With an estimated population of 283,292, that is 42.6 registry records per 10,000 residents. This is 72% above the Illinois statewide rate (24.8 per 10,000).

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Cities near Winnebago County

LocationRegistry recordsPopulation estimateRecords per 10,000
Springfield770113,33067.9
Rushville4592,7471,670.9
Aurora346179,89819.2
Ina3141,5602,012.8
Canton25113,144191.0
Pontiac15811,294139.9
Dekalb9240,44322.7
Belvidere9124,75236.8
Loves Park4923,50220.8
Ashland14999140.1
Caledonia6226265.5
Byron53,74313.4
Capron51,31138.1
Shannon377238.9
Las Cruces2——
Milledgeville21,21816.4
Beebranch1——
Belvibeny1——
Belvideer1——
Kingston Mines118254.9

ZIP codes near Winnebago County

LocationRegistry recordsPopulation estimateRecords per 10,000
ZIP code 6256844015,952275.8
ZIP code 6008525472,34135.1
ZIP code 618341867,821237.8
ZIP code 629951856,339291.8
ZIP code 6064914748,05630.6
ZIP code 6012310348,37921.3
ZIP code 6011510042,53623.5
ZIP code 608049082,79710.9
ZIP code 600985833,13017.5
ZIP code 601105238,55813.5
ZIP code 600504431,78113.8
ZIP code 604434420,66321.3
ZIP code 610684414,78829.8
ZIP code 600334112,99931.5
ZIP code 601333336,7329.0
ZIP code 61061236,76634.0
ZIP code 601721424,1415.8
ZIP code 601421229,6924.0
ZIP code 61072411,2853.5
ZIP code 614663263114.1

Other counties in Illinois

LocationRegistry recordsPopulation estimateRecords per 10,000
Lake County1,257714,22317.6
McHenry County517312,59116.5
Lee County33433,86998.6
Adams County30264,75446.6
Williamson County29866,87644.6
Boone County19753,23037.0
Logan County17327,71362.4
Brown County1536,322242.0
Bureau County13932,86642.3
Woodford County10538,31227.4
Bond County9816,71658.6
Edgar County9316,53556.2
McDonough County9326,92034.5
Mason County8512,74566.7
Cass County7112,78455.5
Carroll County5915,57637.9
Stark County415,30877.2
Alexander County354,87571.8
Gallatin County254,81951.9
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 Winnebago County?

The October 2026 snapshot lists 1,206 registry records in Winnebago 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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