Orange County Demographics

A map of Orange County's Population by Race

Orange County, California had a population of 3,186,989 in 2020. It was 37.6% White, 1.5% Black, 21.9% Asian, 34.1% Hispanic, 0.9% Native American/Other, and 3.9% Multiracial. This map presents the population of Orange County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Orange County is the 3rd most populous county of the 58 counties in California.

Orange County's White Population

1,198,655 residents of Orange County identify as White, or 37.6%. This makes the White share of the population of Orange County roughly similar to the White share of the population of California (34.7% White). Of the 58 counties in California, Orange County is ranked #39 in terms of White residents as a share of the population.

Orange County is more White than neighboring Los Angeles County (25.6% White), Riverside County (32.6% White), and Kern County (30.8% White). Orange County is less White than neighboring San Diego County (43.1% White), and Ventura County (42.8% White).

Orange County's Black Population

49,304 residents of Orange County identify as Black, or 1.5%. This makes the Black share of the population of Orange County roughly similar to the Black share of the population of California (5.4% Black). Of the 58 counties in California, Orange County is ranked #34 in terms of Black residents as a share of the population.

Orange County is less Black than neighboring Los Angeles County (7.6% Black), San Diego County (4.4% Black), Ventura County (1.6% Black), Riverside County (6.1% Black), and Kern County (5.1% Black).

Orange County's Asian Population

699,124 residents of Orange County identify as Asian, or 21.9%. This makes the Asian share of the population of Orange County slightly larger than the Asian share of the population of California (15.1% Asian). Of the 58 counties in California, Orange County is ranked #5 in terms of Asian residents as a share of the population.

Orange County is more Asian than neighboring Los Angeles County (14.7% Asian), San Diego County (12.1% Asian), Ventura County (7.5% Asian), Riverside County (6.8% Asian), and Kern County (4.9% Asian).

Orange County's Hispanic Population

1,086,834 residents of Orange County identify as Hispanic, or 34.1%. This makes the Hispanic share of the population of Orange County slightly less than the Hispanic share of the population of California (39.4% Hispanic). Of the 58 counties in California, Orange County is ranked #21 in terms of Hispanic residents as a share of the population.

Orange County is more Hispanic than neighboring San Diego County (33.9% Hispanic). Orange County is less Hispanic than neighboring Los Angeles County (48% Hispanic), Ventura County (43.3% Hispanic), Riverside County (49.7% Hispanic), and Kern County (54.9% Hispanic).

Orange County's Native American/Other Population

27,830 residents of Orange County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.9%. This makes the Native American/Other share of the population of Orange County roughly similar to the Native American/Other share of the population of California (1.3% Native American/Other). Of the 58 counties in California, Orange County is ranked #58 in terms of Native American/Other residents as a share of the population.

Orange County is less Native American/Other than neighboring Los Angeles County (1% Native American/Other), San Diego County (1.3% Native American/Other), Riverside County (1.3% Native American/Other), and Kern County (1.2% Native American/Other).

Orange County's Multiracial Population

125,242 residents of Orange County identify as Multiracial, or 3.9%. This makes the Multiracial share of the population of Orange County roughly similar to the Multiracial share of the population of California (4.1% Multiracial). Of the 58 counties in California, Orange County is ranked #41 in terms of Multiracial residents as a share of the population.

Orange County is more Multiracial than neighboring Los Angeles County (3.1% Multiracial), Riverside County (3.5% Multiracial), and Kern County (3.1% Multiracial). Orange County is less Multiracial than neighboring San Diego County (5.1% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.