San Luis Obispo County, California Citizen Voting-age Population By Race and Ethnicity in 2019 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2019, the citizen voting-age population for San Luis Obispo County, CA was 218.76K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (165.36K) and constituted 75.59% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (35.19K) and constituted 16.08% of the total. The Non-Hispanic Asian Alone ethnicity group had the third highest (7.76K), constituting 3.55% of the total citizen voting-age population.

The charts and tables below shows the citizen voting-age population and percentages by race and ethnicity.

You can also see similar information for other California counties, and for California.

Data Source: US Census - ACS 5-Years (CVAP).

See this for other years:

San Luis Obispo County, California Citizen Voting-age Population By Race and Ethnicity in 2019

Non-Hispanic White Alone

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic Black Alone

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

San Luis Obispo County, California Citizen Voting-age Population By Race and Ethnicity in 2019

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	165355	75.59
Hispanic or Latino of All Races	35185	16.08
Non-Hispanic Asian Alone	7755	3.55
Non-Hispanic Two Or More Races	4715	2.15
Non-Hispanic Black or African American Alone	4360	1.99
Non-Hispanic American Indian and Alaska Native Alone	1245	0.57
Non-Hispanic Native Hawaiian And Pacific Islander Alone	145	0.07