Dupage County Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 926,485
| Dupage County | % | Illinois | U.S. | |
| English | 247,260 | 73.37%, see rank | 78.40% | 79.39% |
| Spanish | 32,495 | 9.64%, see rank | 11.07% | 11.75% |
| Other Indo-European Languages | 37,584 | 11.15%, see rank | 6.60% | 4.52% |
| Asian and Pacific Islander Languages | 17,074 | 5.07%, see rank | 2.95% | 3.36% |
| Other | 2,590 | 0.77%, see rank | 0.98% | 0.99% |
ACS 2008-2012 data
Total population: 918,608
| Dupage County | % | Illinois | U.S. | |
| English | 245,714 | 73.23%, see rank | 78.51% | 79.64% |
| Spanish | 32,341 | 9.64%, see rank | 10.98% | 11.57% |
| Other Indo-European Languages | 38,123 | 11.36%, see rank | 6.73% | 4.61% |
| Asian and Pacific Islander Languages | 16,769 | 5.00%, see rank | 2.84% | 3.24% |
| Other | 2,585 | 0.77%, see rank | 0.93% | 0.94% |
ACS 2006-2010 data
Total population: 911,481
| Dupage County | % | Illinois | U.S. | |
| English | 245,538 | 73.20%, see rank | 78.83% | 79.95% |
| Spanish | 32,405 | 9.66%, see rank | 10.86% | 11.42% |
| Other Indo-European Languages | 38,142 | 11.37%, see rank | 6.72% | 4.60% |
| Asian and Pacific Islander Languages | 16,713 | 4.98%, see rank | 2.73% | 3.14% |
| Other | 2,655 | 0.79%, see rank | 0.85% | 0.89% |
ACS 2005-2009 data
Total population: 925,530
| Dupage County | % | Illinois | U.S. | |
| English | 247,262 | 73.36%, see rank | 79.10% | 80.35% |
| Spanish | 31,956 | 9.48%, see rank | 10.68% | 11.21% |
| Other Indo-European Languages | 38,673 | 11.47%, see rank | 6.82% | 4.62% |
| Asian and Pacific Islander Languages | 16,300 | 4.84%, see rank | 2.58% | 2.95% |
| Other | 2,864 | 0.85%, see rank | 0.82% | 0.87% |
US Census 2000 data
Total population: 904,161
| Dupage County | % | Illinois | U.S. | |
| English | 254,066 | 77.93%, see rank | 80.34% | 81.14% |
| Spanish | 23,277 | 7.14%, see rank | 9.59% | 10.21% |
| Other Indo-European Languages | 32,966 | 10.11%, see rank | 7.06% | 5.22% |
| Asian and Pacific Islander Languages | 13,731 | 4.21%, see rank | 2.27% | 2.61% |
| Other | 1,971 | 0.60%, 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.