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Waukesha County Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 392,511
| Waukesha County | % | Wisconsin | U.S. | |
| English | 139,852 | 90.88%, see rank | 90.83% | 79.39% |
| Spanish | 5,236 | 3.40%, see rank | 4.56% | 11.75% |
| Other Indo-European Languages | 6,007 | 3.90%, see rank | 2.77% | 4.52% |
| Asian and Pacific Islander Languages | 2,393 | 1.56%, see rank | 1.45% | 3.36% |
| Other | 394 | 0.26%, see rank | 0.39% | 0.99% |
ACS 2008-2012 data
Total population: 389,740
| Waukesha County | % | Wisconsin | U.S. | |
| English | 138,537 | 90.55%, see rank | 90.63% | 79.64% |
| Spanish | 5,189 | 3.39%, see rank | 4.63% | 11.57% |
| Other Indo-European Languages | 6,536 | 4.27%, see rank | 2.99% | 4.61% |
| Asian and Pacific Islander Languages | 2,348 | 1.53%, see rank | 1.35% | 3.24% |
| Other | 385 | 0.25%, see rank | 0.40% | 0.94% |
ACS 2006-2010 data
Total population: 386,130
| Waukesha County | % | Wisconsin | U.S. | |
| English | 136,942 | 90.59%, see rank | 90.64% | 79.95% |
| Spanish | 5,513 | 3.65%, see rank | 4.65% | 11.42% |
| Other Indo-European Languages | 6,369 | 4.21%, see rank | 3.09% | 4.60% |
| Asian and Pacific Islander Languages | 2,035 | 1.35%, see rank | 1.26% | 3.14% |
| Other | 302 | 0.20%, see rank | 0.36% | 0.89% |
ACS 2005-2009 data
Total population: 378,848
| Waukesha County | % | Wisconsin | U.S. | |
| English | 134,296 | 90.59%, see rank | 90.70% | 80.35% |
| Spanish | 5,486 | 3.70%, see rank | 4.58% | 11.21% |
| Other Indo-European Languages | 6,265 | 4.23%, see rank | 3.15% | 4.62% |
| Asian and Pacific Islander Languages | 1,851 | 1.25%, see rank | 1.20% | 2.95% |
| Other | 350 | 0.24%, see rank | 0.37% | 0.87% |
US Census 2000 data
Total population: 360,767
| Waukesha County | % | Wisconsin | U.S. | |
| English | 123,126 | 90.90%, see rank | 90.52% | 81.14% |
| Spanish | 4,460 | 3.29%, see rank | 4.14% | 10.21% |
| Other Indo-European Languages | 6,316 | 4.66%, see rank | 3.94% | 5.22% |
| Asian and Pacific Islander Languages | 1,198 | 0.88%, see rank | 1.03% | 2.61% |
| Other | 350 | 0.26%, see rank | 0.37% | 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.