Lake County Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 703,170
| Lake County | % | Illinois | U.S. | |
| English | 174,720 | 72.24%, see rank | 78.40% | 79.39% |
| Spanish | 34,995 | 14.47%, see rank | 11.07% | 11.75% |
| Other Indo-European Languages | 19,542 | 8.08%, see rank | 6.60% | 4.52% |
| Asian and Pacific Islander Languages | 11,152 | 4.61%, see rank | 2.95% | 3.36% |
| Other | 1,437 | 0.59%, see rank | 0.98% | 0.99% |
ACS 2008-2012 data
Total population: 701,282
| Lake County | % | Illinois | U.S. | |
| English | 173,736 | 72.17%, see rank | 78.51% | 79.64% |
| Spanish | 34,610 | 14.38%, see rank | 10.98% | 11.57% |
| Other Indo-European Languages | 20,081 | 8.34%, see rank | 6.73% | 4.61% |
| Asian and Pacific Islander Languages | 10,879 | 4.52%, see rank | 2.84% | 3.24% |
| Other | 1,438 | 0.60%, see rank | 0.93% | 0.94% |
ACS 2006-2010 data
Total population: 697,179
| Lake County | % | Illinois | U.S. | |
| English | 173,761 | 72.63%, see rank | 78.83% | 79.95% |
| Spanish | 34,115 | 14.26%, see rank | 10.86% | 11.42% |
| Other Indo-European Languages | 19,511 | 8.16%, see rank | 6.72% | 4.60% |
| Asian and Pacific Islander Languages | 10,382 | 4.34%, see rank | 2.73% | 3.14% |
| Other | 1,477 | 0.62%, see rank | 0.85% | 0.89% |
ACS 2005-2009 data
Total population: 702,558
| Lake County | % | Illinois | U.S. | |
| English | 170,678 | 72.68%, see rank | 79.10% | 80.35% |
| Spanish | 33,415 | 14.23%, see rank | 10.68% | 11.21% |
| Other Indo-European Languages | 19,278 | 8.21%, see rank | 6.82% | 4.62% |
| Asian and Pacific Islander Languages | 9,952 | 4.24%, see rank | 2.58% | 2.95% |
| Other | 1,517 | 0.65%, see rank | 0.82% | 0.87% |
US Census 2000 data
Total population: 644,356
| Lake County | % | Illinois | U.S. | |
| English | 168,125 | 77.66%, see rank | 80.34% | 81.14% |
| Spanish | 23,784 | 10.99%, see rank | 9.59% | 10.21% |
| Other Indo-European Languages | 17,108 | 7.90%, see rank | 7.06% | 5.22% |
| Asian and Pacific Islander Languages | 6,194 | 2.86%, see rank | 2.27% | 2.61% |
| Other | 1,273 | 0.59%, 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.