California Non-Hispanic Voting-age Population By County from Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, as at April 2020, the voting-age population, of people (of all racial backgrounds) in California who identified as Non-Hispanic (not hispanic or latino) was 19,743,811; and represented 64.05% of the total California voting-age population.

Los Angeles County had the highest non-hispanic voting-age population (4.40M), followed by San Diego County (1.80M), and Orange County (1.74M). On the other hand, the three counties with low non-hispanic voting-age popoulation were: Alpine County (947), Sierra County (2.44K), and Modoc County (6.05K).

You can also see similar information for other states and also for the US by state.

Hover over or click on the counties in the chart below to see the number and percentage of each county's voting-age population that identified as non-hispanic. You can also see this information in a table at the bottom of the page.

California Non-Hispanic Votign-age Population By County from Census 2020
California Non-Hispanic Voting-age Population By County from Census 2020
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County Non-Hispanic Voting-age Population % of County Voting-age Population
Alameda 1052210 78.62
Alpine 947 93.86
Amador 29492 86.63
Butte 139914 83.11
Calaveras 33184 88.88
Colusa 6903 43.88
Contra Costa 682203 75.58
Del Norte 18064 81.92
El Dorado 134205 88.25
Fresno 368042 50.40
Glenn 13070 60.89
Humboldt 96729 88.09
Imperial 22508 17.03
Inyo 12209 80.43
Kern 322367 49.46
Kings 52760 47.13
Lake 43888 81.15
Lassen 20863 76.63
Los Angeles 4397058 55.24
Madera 52189 46.09
Marin 174682 83.40
Mariposa 12714 89.62
Mendocino 56870 78.17
Merced 85642 42.77
Modoc 6052 87.65
Mono 8172 77.42
Monterey 147923 45.13
Napa 76075 68.86
Nevada 77150 91.49
Orange 1735588 68.88
Placer 272611 87.06
Plumas 15096 92.39
Riverside 992836 54.45
Sacramento 959875 78.85
San Benito 20688 43.18
San Bernardino 814794 50.02
San Diego 1801556 69.06
San Francisco 649687 85.40
San Joaquin 355840 62.06
San Luis Obispo 183746 79.29
San Mateo 468991 76.85
Santa Barbara 204630 58.33
Santa Clara 1176661 76.92
Santa Cruz 151932 69.13
Shasta 130522 90.95
Sierra 2444 90.59
Siskiyou 31861 89.52
Solano 266185 75.03
Sonoma 295013 75.04
Stanislaus 230191 56.43
Sutter 53894 72.26
Tehama 38459 77.15
Trinity 12735 94.90
Tulare 129941 39.25
Tuolumne 40984 88.58
Ventura 398353 60.71
Yolo 120079 70.12
Yuba 44534 74.79