Population By Race and Ethnicity in San Luis Obispo County, CA in 2023

Updated on July 31, 2024.

Based on the US Census Vintage data estimates, in 2023, the 281,639 population of San Luis Obispo County, California comprised of 71,053 people who identified as Hispanic (25.23%), and 210,586 people who identified as Non-Hispanic (74.77%).

Race: The White Alone population was the largest racial group in San Luis Obispo County, California with a population of 248,574 (88.26%); Asian Alone population was the second largest racial group with a population of 12,174 (4.32%); and Two Or More Races was the third largest racial group with a population of 10,881 (3.86%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in San Luis Obispo County, California in 2023, with a population of 185,938 (66.02%); the second largest ethnic group was White Alone - Hispanic with a population of 62,636 (22.24%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 10,914 (3.88%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in San Luis Obispo, California.

You can find similar information for other California counties, and for California.

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Hispanics and Non Hispanics in San Luis Obispo County, CA in 2023
Total Population:
Race in San Luis Obispo County, CA in 2023
Total Population:
Ethnicity in San Luis Obispo County, CA in 2023
Total Population:
Population By Race in San Luis Obispo , CA in 2023
Race Population Percentage
Black or African American Alone 5,267 1.87%
White Alone 248,574 88.26%
American Indian and Alaska Native Alone 4,191 1.49%
Asian Alone 12,174 4.32%
Native Hawaiian And Pacific Islander Alone 552 0.2%
Two Or More Races 10,881 3.86%
Population By Ethnicity in San Luis Obispo , CA in 2023
Ethnicity Population Percentage
Black or African American Alone - Hispanic 959 0.34%
White Alone - Hispanic 62,636 22.24%
American Indian and Alaska Native Alone - Hispanic 2,896 1.03%
Asian Alone - Hispanic 1,260 0.45%
Native Hawaiian And Pacific Islander Alone - Hispanic 177 0.06%
Two Or More Races - Hispanic 3,125 1.11%
Black or African American Alone - Non Hispanic 4,308 1.53%
White Alone - Non Hispanic 185,938 66.02%
American Indian and Alaska Native Alone - Non Hispanic 1,295 0.46%
Asian Alone - Non Hispanic 10,914 3.88%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 375 0.13%
Two Or More Races - Non Hispanic 7,756 2.75%