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Winnebago County Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 292,026
| Winnebago County | % | Illinois | U.S. | |
| English | 99,183 | 87.35%, see rank | 78.40% | 79.39% |
| Spanish | 8,903 | 7.84%, see rank | 11.07% | 11.75% |
| Other Indo-European Languages | 3,169 | 2.79%, see rank | 6.60% | 4.52% |
| Asian and Pacific Islander Languages | 1,769 | 1.56%, see rank | 2.95% | 3.36% |
| Other | 529 | 0.47%, see rank | 0.98% | 0.99% |
ACS 2008-2012 data
Total population: 294,433
| Winnebago County | % | Illinois | U.S. | |
| English | 99,675 | 88.12%, see rank | 78.51% | 79.64% |
| Spanish | 8,201 | 7.25%, see rank | 10.98% | 11.57% |
| Other Indo-European Languages | 3,145 | 2.78%, see rank | 6.73% | 4.61% |
| Asian and Pacific Islander Languages | 1,763 | 1.56%, see rank | 2.84% | 3.24% |
| Other | 335 | 0.30%, see rank | 0.93% | 0.94% |
ACS 2006-2010 data
Total population: 293,972
| Winnebago County | % | Illinois | U.S. | |
| English | 98,845 | 87.89%, see rank | 78.83% | 79.95% |
| Spanish | 8,231 | 7.32%, see rank | 10.86% | 11.42% |
| Other Indo-European Languages | 3,461 | 3.08%, see rank | 6.72% | 4.60% |
| Asian and Pacific Islander Languages | 1,693 | 1.51%, see rank | 2.73% | 3.14% |
| Other | 236 | 0.21%, see rank | 0.85% | 0.89% |
ACS 2005-2009 data
Total population: 295,803
| Winnebago County | % | Illinois | U.S. | |
| English | 97,414 | 87.65%, see rank | 79.10% | 80.35% |
| Spanish | 8,447 | 7.60%, see rank | 10.68% | 11.21% |
| Other Indo-European Languages | 3,502 | 3.15%, see rank | 6.82% | 4.62% |
| Asian and Pacific Islander Languages | 1,551 | 1.40%, see rank | 2.58% | 2.95% |
| Other | 230 | 0.21%, see rank | 0.82% | 0.87% |
US Census 2000 data
Total population: 278,418
| Winnebago County | % | Illinois | U.S. | |
| English | 95,034 | 88.02%, see rank | 80.34% | 81.14% |
| Spanish | 6,916 | 6.41%, see rank | 9.59% | 10.21% |
| Other Indo-European Languages | 4,425 | 4.10%, see rank | 7.06% | 5.22% |
| Asian and Pacific Islander Languages | 1,346 | 1.25%, see rank | 2.27% | 2.61% |
| Other | 245 | 0.23%, see rank | 0.74% | 0.82% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.