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Center Cass School District 66 Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 11,561
| Center Cass School District 66 | % | Illinois | U.S. | |
| English | 3,270 | 74.28%, see rank | 78.40% | 79.39% |
| Spanish | 284 | 6.45%, see rank | 11.07% | 11.75% |
| Other Indo-European Languages | 538 | 12.22%, see rank | 6.60% | 4.52% |
| Asian and Pacific Islander Languages | 288 | 6.54%, see rank | 2.95% | 3.36% |
| Other | 22 | 0.50%, see rank | 0.98% | 0.99% |
ACS 2008-2012 data
Total population: 11,025
| Center Cass School District 66 | % | Illinois | U.S. | |
| English | 3,181 | 75.36%, see rank | 78.51% | 79.64% |
| Spanish | 224 | 5.31%, see rank | 10.98% | 11.57% |
| Other Indo-European Languages | 477 | 11.30%, see rank | 6.73% | 4.61% |
| Asian and Pacific Islander Languages | 301 | 7.13%, see rank | 2.84% | 3.24% |
| Other | 38 | 0.90%, see rank | 0.93% | 0.94% |
ACS 2006-2010 data
Total population: 10,870
| Center Cass School District 66 | % | Illinois | U.S. | |
| English | 3,228 | 78.41%, see rank | 78.83% | 79.95% |
| Spanish | 220 | 5.34%, see rank | 10.86% | 11.42% |
| Other Indo-European Languages | 352 | 8.55%, see rank | 6.72% | 4.60% |
| Asian and Pacific Islander Languages | 308 | 7.48%, see rank | 2.73% | 3.14% |
| Other | 9 | 0.22%, see rank | 0.85% | 0.89% |
ACS 2005-2009 data
Total population: 11,134
| Center Cass School District 66 | % | Illinois | U.S. | |
| English | 3,311 | 78.68%, see rank | 79.10% | 80.35% |
| Spanish | 142 | 3.37%, see rank | 10.68% | 11.21% |
| Other Indo-European Languages | 445 | 10.58%, see rank | 6.82% | 4.62% |
| Asian and Pacific Islander Languages | 297 | 7.06%, see rank | 2.58% | 2.95% |
| Other | 13 | 0.31%, 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.