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Sonoma County Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 491,790
| Sonoma County | % | California | U.S. | |
| English | 143,346 | 76.68%, see rank | 57.63% | 79.39% |
| Spanish | 29,035 | 15.53%, see rank | 25.11% | 11.75% |
| Other Indo-European Languages | 8,069 | 4.32%, see rank | 5.77% | 4.52% |
| Asian and Pacific Islander Languages | 5,418 | 2.90%, see rank | 10.40% | 3.36% |
| Other | 1,067 | 0.57%, see rank | 1.09% | 0.99% |
ACS 2008-2012 data
Total population: 483,456
| Sonoma County | % | California | U.S. | |
| English | 142,937 | 77.47%, see rank | 58.28% | 79.64% |
| Spanish | 27,507 | 14.91%, see rank | 24.75% | 11.57% |
| Other Indo-European Languages | 7,445 | 4.04%, see rank | 5.78% | 4.61% |
| Asian and Pacific Islander Languages | 5,517 | 2.99%, see rank | 10.14% | 3.24% |
| Other | 1,096 | 0.59%, see rank | 1.05% | 0.94% |
ACS 2006-2010 data
Total population: 474,047
| Sonoma County | % | California | U.S. | |
| English | 143,785 | 78.13%, see rank | 58.93% | 79.95% |
| Spanish | 26,343 | 14.31%, see rank | 24.56% | 11.42% |
| Other Indo-European Languages | 7,563 | 4.11%, see rank | 5.64% | 4.60% |
| Asian and Pacific Islander Languages | 5,191 | 2.82%, see rank | 9.86% | 3.14% |
| Other | 1,151 | 0.63%, see rank | 1.01% | 0.89% |
ACS 2005-2009 data
Total population: 464,218
| Sonoma County | % | California | U.S. | |
| English | 140,692 | 78.57%, see rank | 59.60% | 80.35% |
| Spanish | 25,299 | 14.13%, see rank | 24.44% | 11.21% |
| Other Indo-European Languages | 7,114 | 3.97%, see rank | 5.62% | 4.62% |
| Asian and Pacific Islander Languages | 4,898 | 2.74%, see rank | 9.34% | 2.95% |
| Other | 1,058 | 0.59%, see rank | 1.00% | 0.87% |
US Census 2000 data
Total population: 458,614
| Sonoma County | % | California | U.S. | |
| English | 138,730 | 80.33%, see rank | 62.22% | 81.14% |
| Spanish | 19,608 | 11.35%, see rank | 22.40% | 10.21% |
| Other Indo-European Languages | 9,384 | 5.43%, see rank | 5.84% | 5.22% |
| Asian and Pacific Islander Languages | 3,835 | 2.22%, see rank | 8.55% | 2.61% |
| Other | 1,133 | 0.66%, see rank | 0.99% | 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.