Sierra County Demographics

A map of Sierra County's Population by Race

Sierra County, California had a population of 3,236 in 2020. It was 80.8% White, 0.2% Black, 0.2% Asian, 11.7% Hispanic, 1.4% Native American/Other, and 5.7% Multiracial. This map presents the population of Sierra County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Sierra County is the 57th most populous county of the 58 counties in California.

Sierra County's White Population

2,615 residents of Sierra County identify as White, or 80.8%. This makes the White share of the population of Sierra County considerably larger than the White share of the population of California (34.7% White). Of the 58 counties in California, Sierra County is ranked #3 in terms of White residents as a share of the population.

Sierra County is more White than neighboring Placer County (67.3% White), El Dorado County (73.3% White), and Carson City County (63.2% White). Sierra County is less White than neighboring Nevada County (81% White).

Sierra County's Black Population

7 residents of Sierra County identify as Black, or 0.2%. This makes the Black share of the population of Sierra County slightly less than the Black share of the population of California (5.4% Black). Of the 58 counties in California, Sierra County is ranked #58 in terms of Black residents as a share of the population.

Sierra County is less Black than neighboring Nevada County (0.4% Black), Plumas County (0.5% Black), Placer County (1.6% Black), El Dorado County (0.8% Black), and Carson City County (1.8% Black).

Sierra County's Asian Population

7 residents of Sierra County identify as Asian, or 0.2%. This makes the Asian share of the population of Sierra County less than the Asian share of the population of California (15.1% Asian). Of the 58 counties in California, Sierra County is ranked #58 in terms of Asian residents as a share of the population.

Sierra County is less Asian than neighboring Nevada County (1.3% Asian), Plumas County (0.7% Asian), Placer County (8.6% Asian), El Dorado County (4.7% Asian), and Carson City County (2.3% Asian).

Sierra County's Hispanic Population

377 residents of Sierra County identify as Hispanic, or 11.7%. This makes the Hispanic share of the population of Sierra County considerably less than the Hispanic share of the population of California (39.4% Hispanic). Of the 58 counties in California, Sierra County is ranked #53 in terms of Hispanic residents as a share of the population.

Sierra County is more Hispanic than neighboring Nevada County (10.2% Hispanic), and Plumas County (9.6% Hispanic). Sierra County is less Hispanic than neighboring Placer County (15% Hispanic), El Dorado County (13.8% Hispanic), and Carson City County (25.4% Hispanic).

Sierra County's Native American/Other Population

44 residents of Sierra County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.4%. This makes the Native American/Other share of the population of Sierra 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, Sierra County is ranked #37 in terms of Native American/Other residents as a share of the population.

Sierra County is more Native American/Other than neighboring Placer County (1.3% Native American/Other). Sierra County is less Native American/Other than neighboring Plumas County (2.7% Native American/Other), and Carson City County (2.5% Native American/Other).

Sierra County's Multiracial Population

186 residents of Sierra County identify as Multiracial, or 5.7%. This makes the Multiracial share of the population of Sierra County roughly similar to the Multiracial share of the population of California (4.1% Multiracial). Of the 58 counties in California, Sierra County is ranked #17 in terms of Multiracial residents as a share of the population.

Sierra County is more Multiracial than neighboring Plumas County (5.6% Multiracial), and Carson City County (4.8% Multiracial). Sierra County is less Multiracial than neighboring Placer County (6.3% Multiracial), and El Dorado County (5.9% Multiracial).

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