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.
Durand is a village in Winnebago County, Illinois, United States. It is part of the Rockford, Illinois Metropolitan Statistical Area The population was 1,443 at the 2010 census, up from 1,081 in 2000.
Cherry Valley Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 19,831 and it contained 8,415 housing units.
Rockford Township is located in Winnebago County, Illinois, United States. As of the 2010 census, its population was 178,527 and it contained 78,714 housing units. It is the largest township, in terms of area, in Illinois. The city of Rockford, along with the villages of Cherry Valley and New Milford are all located in Rockford Township.
Durand Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 2,394 and it contained 1,035 housing units.
Harlem Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 40,158 and it contained 16,025 housing units.
Laona Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 1,250 and it contained 707 housing units.
Owen Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 3,803 and it contained 1,546 housing units.
Harrison Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 670 and it contained 273 housing units.
Pecatonica Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 4,355 and it contained 1,750 housing units.
Rockton Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 16,441 and it contained 6,822 housing units.
Roscoe Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 19,694 and it contained 7,497 housing units.
Seward Township is located in Winnebago County, Illinois. As of the 2010 census, its population was 917 and it contained 394 housing units.
Shirland Township is located in Winnebago County, Illinois. It includes the unincorporated community of Shirland.
Warren Township is one of twenty-three townships in Jo Daviess County, Illinois, USA. As of the 2010 census, its population was 1,601, and it contained 770 housing units. Its name changed from Courtland Township in 1865.
Big Rock Township is located in Kane County, Illinois. As of the 2010 census, its population was 1,859 and it contained 717 housing units. Most of its land use is agricultural.
Allen Township is one of thirty-seven townships in LaSalle County, Illinois, USA. As of the 2010 census, its population was 584 and it contained 259 housing units. Allen Township was formed from Bruce Township on an unknown date. The township bears the name of Allen Stevens, a pioneer settler.
Crescent Township is one of twenty-six townships in Iroquois County, Illinois, USA. As of the 2010 census, its population was 590 and it contained 275 housing units. Crescent Township was originally named Logan Township when it formed from Belmont Township on September 17, 1868. The named was then changed to Grenard Township in September 1869, and finally to Crescent Township on an unknown date.
Pigeon Grove Township is one of twenty-six townships in Iroquois County, Illinois, USA. As of the 2010 census, its population was 1,155 and it contained 570 housing units. Pigeon Grove Township was formed from portions of Loda Township and Fountain Creek in September 1875.
Rio Township is one of twenty-one townships in Knox County, Illinois, USA. As of the 2010 census, its population was 518 and it contained 235 housing units.
