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San Luis Obispo, CA Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 45,911
| San Luis Obispo, CA | % | California | U.S. | |
| English | 13,920 | 77.96%, see rank | 57.63% | 79.39% |
| Spanish | 2,413 | 13.51%, see rank | 25.11% | 11.75% |
| Other Indo-European Languages | 900 | 5.04%, see rank | 5.77% | 4.52% |
| Asian and Pacific Islander Languages | 612 | 3.43%, see rank | 10.40% | 3.36% |
| Other | 10 | 0.06%, see rank | 1.09% | 0.99% |
ACS 2008-2012 data
Total population: 45,328
| San Luis Obispo, CA | % | California | U.S. | |
| English | 14,860 | 80.86%, see rank | 58.28% | 79.64% |
| Spanish | 2,133 | 11.61%, see rank | 24.75% | 11.57% |
| Other Indo-European Languages | 699 | 3.80%, see rank | 5.78% | 4.61% |
| Asian and Pacific Islander Languages | 643 | 3.50%, see rank | 10.14% | 3.24% |
| Other | 43 | 0.23%, see rank | 1.05% | 0.94% |
ACS 2006-2010 data
Total population: 44,959
| San Luis Obispo, CA | % | California | U.S. | |
| English | 16,235 | 82.27%, see rank | 58.93% | 79.95% |
| Spanish | 2,054 | 10.41%, see rank | 24.56% | 11.42% |
| Other Indo-European Languages | 629 | 3.19%, see rank | 5.64% | 4.60% |
| Asian and Pacific Islander Languages | 757 | 3.84%, see rank | 9.86% | 3.14% |
| Other | 59 | 0.30%, see rank | 1.01% | 0.89% |
ACS 2005-2009 data
Total population: 43,766
| San Luis Obispo, CA | % | California | U.S. | |
| English | 16,296 | 83.23%, see rank | 59.60% | 80.35% |
| Spanish | 1,988 | 10.15%, see rank | 24.44% | 11.21% |
| Other Indo-European Languages | 439 | 2.24%, see rank | 5.62% | 4.62% |
| Asian and Pacific Islander Languages | 802 | 4.10%, see rank | 9.34% | 2.95% |
| Other | 54 | 0.28%, see rank | 1.00% | 0.87% |
US Census 2000 data
Total population: 44,174
| San Luis Obispo, CA | % | California | U.S. | |
| English | 15,366 | 82.36%, see rank | 62.22% | 81.14% |
| Spanish | 1,658 | 8.89%, see rank | 22.40% | 10.21% |
| Other Indo-European Languages | 835 | 4.48%, see rank | 5.84% | 5.22% |
| Asian and Pacific Islander Languages | 707 | 3.79%, see rank | 8.55% | 2.61% |
| Other | 90 | 0.48%, 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.