Placer County Demographics

A map of Placer County's Population by Race

Placer County, California had a population of 404,739 in 2020. It was 67.3% White, 1.6% Black, 8.6% Asian, 15.0% Hispanic, 1.3% Native American/Other, and 6.3% Multiracial. This map presents the population of Placer County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Placer County is the 22nd most populous county of the 58 counties in California.

Placer County's White Population

272,471 residents of Placer County identify as White, or 67.3%. This makes the White share of the population of Placer County considerably larger than the White share of the population of California (34.7% White). Of the 58 counties in California, Placer County is ranked #14 in terms of White residents as a share of the population.

Placer County is more White than neighboring Yuba County (51.2% White). Placer County is less White than neighboring Nevada County (81% White), El Dorado County (73.3% White), Sierra County (80.8% White), and Amador County (73.4% White).

Placer County's Black Population

6,440 residents of Placer County identify as Black, or 1.6%. This makes the Black share of the population of Placer County roughly similar to the Black share of the population of California (5.4% Black). Of the 58 counties in California, Placer County is ranked #32 in terms of Black residents as a share of the population.

Placer County is more Black than neighboring Nevada County (0.4% Black), El Dorado County (0.8% Black), and Sierra County (0.2% Black). Placer County is less Black than neighboring Amador County (3% Black), and Yuba County (3.5% Black).

Placer County's Asian Population

34,776 residents of Placer County identify as Asian, or 8.6%. This makes the Asian share of the population of Placer County slightly less than the Asian share of the population of California (15.1% Asian). Of the 58 counties in California, Placer County is ranked #16 in terms of Asian residents as a share of the population.

Placer County is more Asian than neighboring Nevada County (1.3% Asian), El Dorado County (4.7% Asian), Sierra County (0.2% Asian), Amador County (1.4% Asian), and Yuba County (6.8% Asian).

Placer County's Hispanic Population

60,628 residents of Placer County identify as Hispanic, or 15.0%. This makes the Hispanic share of the population of Placer County considerably less than the Hispanic share of the population of California (39.4% Hispanic). Of the 58 counties in California, Placer County is ranked #44 in terms of Hispanic residents as a share of the population.

Placer County is more Hispanic than neighboring Nevada County (10.2% Hispanic), El Dorado County (13.8% Hispanic), Sierra County (11.7% Hispanic), and Amador County (14.9% Hispanic). Placer County is less Hispanic than neighboring Yuba County (28.8% Hispanic).

Placer County's Native American/Other Population

5,068 residents of Placer County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.3%. This makes the Native American/Other share of the population of Placer 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, Placer County is ranked #43 in terms of Native American/Other residents as a share of the population.

Placer County is less Native American/Other than neighboring Nevada County (1.4% Native American/Other), El Dorado County (1.4% Native American/Other), Sierra County (1.4% Native American/Other), Amador County (2.2% Native American/Other), and Yuba County (2.3% Native American/Other).

Placer County's Multiracial Population

25,356 residents of Placer County identify as Multiracial, or 6.3%. This makes the Multiracial share of the population of Placer County roughly similar to the Multiracial share of the population of California (4.1% Multiracial). Of the 58 counties in California, Placer County is ranked #12 in terms of Multiracial residents as a share of the population.

Placer County is more Multiracial than neighboring Nevada County (5.7% Multiracial), El Dorado County (5.9% Multiracial), Sierra County (5.7% Multiracial), and Amador County (5.1% Multiracial). Placer County is less Multiracial than neighboring Yuba County (7.4% Multiracial).

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