San Luis Obispo County, California Voting-age Population By Race and Ethnicity from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 231.74K voting-age population of San Luis Obispo County, CA residents comprised of 48.00K residents who identified as Hispanic or Latino (20.71%), and 183.75K residents who identified as Non-Hispanic (79.29%).

Race: The White Alone voting-age population was the largest racial group in San Luis Obispo County, CA, with a voting-age population of 168.77K (72.83%). The Two Or More Races voting-age population was the second largest racial group in San Luis Obispo County, CA, with a voting-age population of 26.47K (11.42%). The Some Other Race Alone voting-age population was the third largest racial group in San Luis Obispo County, CA, with a voting-age population of 20.45K (8.82%). The smallest racial group in San Luis Obispo County, CA was Native Hawaiian And Pacific Islander Alone with a voting-age population of 332 (0.14%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in San Luis Obispo County, CA, with a voting-age population of 158.61K (68.44%). The Hispanic - Some Other Race Alone voting-age population was the second largest ethnic group in San Luis Obispo County, CA, with a voting-age population of 19.15K (8.26%). The Hispanic - Two or More Races voting-age population was the third largest ethnic group in San Luis Obispo County, CA, with a voting-age population of 16.67K (7.19%). The smallest ethnic group in San Luis Obispo County, CA was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 50 (0.02%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in San Luis Obispo County, California from the 2020 decennial census.

You can see similar information for other California counties and also for the state of California.

San Luis Obispo County, CA Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
San Luis Obispo County, CA Voting-age Racial Groups in Census 2020
Total Voting-age Population:
San Luis Obispo County, CA Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
San Luis Obispo County, CA Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 4069 1.76
White Alone 168770 72.83
American Indian and Alaska Native Alone 2493 1.08
Asian Alone 9169 3.96
Native Hawaiian And Pacific Islander Alone 332 0.14
Some Other Race Alone 20445 8.82
Two Or More Races 26466 11.42
San Luis Obispo County, CA Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 158608 68.44
Hispanic - Some Other Race Alone 19150 8.26
Hispanic - Two or More Races 16669 7.19
Hispanic - White Alone 10162 4.39
Non-Hispanic - Two or More Races 9797 4.23
Non-Hispanic - Asian Alone 8884 3.83
Non-Hispanic - Black Alone 3918 1.69
Hispanic - American Indian & Alaska Native 1531 0.66
Non-Hispanic - Some Other Race Alone 1295 0.56
Non-Hispanic - American Indian & Alaska Native 962 0.42
Hispanic - Asian Alone 285 0.12
Non-Hispanic - Native Hawaiian & Pac. Islander 282 0.12
Hispanic - Black Alone 151 0.07
Hispanic - Native Hawaiian & Pac. Islander 50 0.02