County
· Illinois
Winnebago County
Winnebago County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 285,350 making it the seventh most populous county in Illinois behind Cook County and its five surrounding collar counties. Its county seat is Rockford. Winnebago County is the central county of the Rockford metropolitan area.
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Cities and towns 11
- City of Loves Park pop. 23,293
- City of Rockford pop. 147,711
- City of South Beloit pop. 7,932
- Village of Cherry Valley pop. 2,897
- Village of Durand pop. 1,395
- Village of Machesney Park pop. 22,709
- Village of New Milford pop. 787
- Village of Pecatonica pop. 2,059
- Village of Rockton pop. 7,781
- Village of Roscoe pop. 10,871
- Village of Winnebago pop. 2,903
Townships 14
- Township of Burritt pop. 1,086
- Township of Cherry Valley pop. 19,167
- Township of Durand pop. 2,303
- Township of Harlem pop. 38,895
- Township of Harrison pop. 603
- Township of Laona pop. 1,253
- Township of Owen pop. 3,599
- Township of Pecatonica pop. 4,109
- Township of Rockford pop. 169,321
- Township of Rockton pop. 16,006
- Township of Roscoe pop. 20,042
- Township of Seward pop. 835
- Township of Shirland pop. 956
- Township of Winnebago pop. 4,944
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 162169
- FIPS state
- 17
- FIPS county
- 201
- FIPS place
- 99201
- Census record name
- COUNTY OF WINNEBAGO
- Mailing address
- 404 ELM ST, ROCKFORD 61101