Population By Race and Ethnicity in San Luis Obispo County, CA in 2019

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the 282,728 population of San Luis Obispo County, California comprised of 64,833 people who identified as Hispanic (22.93%), and 217,895 people who identified as Non-Hispanic (77.07%).

Race: The White Alone population was the largest racial group in San Luis Obispo County, California with a population of 251,007 (88.78%); Asian Alone population was the second largest racial group with a population of 11,278 (3.99%); and Two Or More Races was the third largest racial group with a population of 10,222 (3.62%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in San Luis Obispo County, California in 2019, with a population of 193,711 (68.52%); the second largest ethnic group was White Alone - Hispanic with a population of 57,296 (20.27%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 10,204 (3.61%).

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 2019
Total Population:
Race in San Luis Obispo County, CA in 2019
Total Population:
Ethnicity in San Luis Obispo County, CA in 2019
Total Population:
Population By Race in San Luis Obispo , CA in 2019
Race Population Percentage
Black or African American Alone 5,719 2.02%
White Alone 251,007 88.78%
American Indian and Alaska Native Alone 3,986 1.41%
Asian Alone 11,278 3.99%
Native Hawaiian And Pacific Islander Alone 516 0.18%
Two Or More Races 10,222 3.62%
Population By Ethnicity in San Luis Obispo , CA in 2019
Ethnicity Population Percentage
Black or African American Alone - Hispanic 826 0.29%
White Alone - Hispanic 57,296 20.27%
American Indian and Alaska Native Alone - Hispanic 2,611 0.92%
Asian Alone - Hispanic 1,074 0.38%
Native Hawaiian And Pacific Islander Alone - Hispanic 150 0.05%
Two Or More Races - Hispanic 2,876 1.02%
Black or African American Alone - Non Hispanic 4,893 1.73%
White Alone - Non Hispanic 193,711 68.52%
American Indian and Alaska Native Alone - Non Hispanic 1,375 0.49%
Asian Alone - Non Hispanic 10,204 3.61%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 366 0.13%
Two Or More Races - Non Hispanic 7,346 2.6%