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Ontario, CA Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 166,892
| Ontario, CA | % | California | U.S. | |
| English | 18,749 | 41.04%, see rank | 57.63% | 79.39% |
| Spanish | 23,645 | 51.76%, see rank | 25.11% | 11.75% |
| Other Indo-European Languages | 1,021 | 2.24%, see rank | 5.77% | 4.52% |
| Asian and Pacific Islander Languages | 2,128 | 4.66%, see rank | 10.40% | 3.36% |
| Other | 137 | 0.30%, see rank | 1.09% | 0.99% |
ACS 2008-2012 data
Total population: 165,260
| Ontario, CA | % | California | U.S. | |
| English | 19,105 | 42.69%, see rank | 58.28% | 79.64% |
| Spanish | 22,208 | 49.63%, see rank | 24.75% | 11.57% |
| Other Indo-European Languages | 1,068 | 2.39%, see rank | 5.78% | 4.61% |
| Asian and Pacific Islander Languages | 2,183 | 4.88%, see rank | 10.14% | 3.24% |
| Other | 187 | 0.42%, see rank | 1.05% | 0.94% |
ACS 2006-2010 data
Total population: 165,215
| Ontario, CA | % | California | U.S. | |
| English | 20,669 | 45.42%, see rank | 58.93% | 79.95% |
| Spanish | 21,539 | 47.34%, see rank | 24.56% | 11.42% |
| Other Indo-European Languages | 1,054 | 2.32%, see rank | 5.64% | 4.60% |
| Asian and Pacific Islander Languages | 2,012 | 4.42%, see rank | 9.86% | 3.14% |
| Other | 229 | 0.50%, see rank | 1.01% | 0.89% |
ACS 2005-2009 data
Total population: 170,734
| Ontario, CA | % | California | U.S. | |
| English | 21,534 | 45.66%, see rank | 59.60% | 80.35% |
| Spanish | 22,206 | 47.08%, see rank | 24.44% | 11.21% |
| Other Indo-European Languages | 1,097 | 2.33%, see rank | 5.62% | 4.62% |
| Asian and Pacific Islander Languages | 2,045 | 4.34%, see rank | 9.34% | 2.95% |
| Other | 284 | 0.60%, see rank | 1.00% | 0.87% |
US Census 2000 data
Total population: 158,007
| Ontario, CA | % | California | U.S. | |
| English | 20,384 | 47.00%, see rank | 62.22% | 81.14% |
| Spanish | 19,775 | 45.60%, see rank | 22.40% | 10.21% |
| Other Indo-European Languages | 1,230 | 2.84%, see rank | 5.84% | 5.22% |
| Asian and Pacific Islander Languages | 1,708 | 3.94%, see rank | 8.55% | 2.61% |
| Other | 270 | 0.62%, 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.