Decatur Metro Area Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 109,833
| Decatur Area | % | Illinois | U.S. | |
| English | 43,147 | 95.56%, see rank | 78.40% | 79.39% |
| Spanish | 944 | 2.09%, see rank | 11.07% | 11.75% |
| Other Indo-European Languages | 594 | 1.32%, see rank | 6.60% | 4.52% |
| Asian and Pacific Islander Languages | 335 | 0.74%, see rank | 2.95% | 3.36% |
| Other | 133 | 0.29%, see rank | 0.98% | 0.99% |
ACS 2008-2012 data
Total population: 110,558
| Decatur Area | % | Illinois | U.S. | |
| English | 43,214 | 95.87%, see rank | 78.51% | 79.64% |
| Spanish | 980 | 2.17%, see rank | 10.98% | 11.57% |
| Other Indo-European Languages | 557 | 1.24%, see rank | 6.73% | 4.61% |
| Asian and Pacific Islander Languages | 242 | 0.54%, see rank | 2.84% | 3.24% |
| Other | 81 | 0.18%, see rank | 0.93% | 0.94% |
ACS 2006-2010 data
Total population: 110,719
| Decatur Area | % | Illinois | U.S. | |
| English | 42,970 | 95.60%, see rank | 78.83% | 79.95% |
| Spanish | 1,035 | 2.30%, see rank | 10.86% | 11.42% |
| Other Indo-European Languages | 579 | 1.29%, see rank | 6.72% | 4.60% |
| Asian and Pacific Islander Languages | 292 | 0.65%, see rank | 2.73% | 3.14% |
| Other | 71 | 0.16%, see rank | 0.85% | 0.89% |
ACS 2005-2009 data
Total population: 108,772
| Decatur Area | % | Illinois | U.S. | |
| English | 44,216 | 95.56%, see rank | 79.10% | 80.35% |
| Spanish | 1,063 | 2.30%, see rank | 10.68% | 11.21% |
| Other Indo-European Languages | 559 | 1.21%, see rank | 6.82% | 4.62% |
| Asian and Pacific Islander Languages | 346 | 0.75%, see rank | 2.58% | 2.95% |
| Other | 85 | 0.18%, see rank | 0.82% | 0.87% |
* 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.