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Grand Detour, IL Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 394
| Grand Detour, IL | % | Illinois | U.S. | |
| English | 194 | 93.27%, see rank | 78.40% | 79.39% |
| Spanish | 7 | 3.37%, see rank | 11.07% | 11.75% |
| Other Indo-European Languages | 7 | 3.37%, see rank | 6.60% | 4.52% |
| Asian and Pacific Islander Languages | 0 | 0.00%, see rank | 2.95% | 3.36% |
| Other | 0 | 0.00%, see rank | 0.98% | 0.99% |
ACS 2008-2012 data
Total population: 469
| Grand Detour, IL | % | Illinois | U.S. | |
| English | 210 | 89.36%, see rank | 78.51% | 79.64% |
| Spanish | 11 | 4.68%, see rank | 10.98% | 11.57% |
| Other Indo-European Languages | 14 | 5.96%, see rank | 6.73% | 4.61% |
| Asian and Pacific Islander Languages | 0 | 0.00%, see rank | 2.84% | 3.24% |
| Other | 0 | 0.00%, see rank | 0.93% | 0.94% |
ACS 2006-2010 data
Total population: 462
| Grand Detour, IL | % | Illinois | U.S. | |
| English | 208 | 93.69%, see rank | 78.83% | 79.95% |
| Spanish | 9 | 4.05%, see rank | 10.86% | 11.42% |
| Other Indo-European Languages | 5 | 2.25%, see rank | 6.72% | 4.60% |
| Asian and Pacific Islander Languages | 0 | 0.00%, see rank | 2.73% | 3.14% |
| Other | 0 | 0.00%, see rank | 0.85% | 0.89% |
* 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.