Santa Rosa, CA Demographics

A map of Santa Rosa's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	86,260	90,527	48.7%	50.8%
Hispanic	66,211	61,082	37.4%	34.3%
Asian	11,103	10,659	6.3%	6.0%
Multiracial	7,950	8,725	4.5%	4.9%
Black	3,312	3,802	1.9%	2.1%
Native American/Other	2,254	3,332	1.3%	1.9%

Santa Rosa, California has an estimated population of 177,090, a less than 1% change from the 178,127 recorded in the 2020 Census. The population is 48.7% White, 37.4% Hispanic, 6.3% Asian, 4.5% Multiracial, 1.9% Black, and 1.3% Native American/Other. This demographic dot map shows the population of Santa Rosa, with one dot drawn for each person counted by the Census, color-coded by race.

Santa Rosa is about as racially diverse as it was in the 2020 Census. It is considerably less diverse than California overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Santa Rosa, that probability was 61.7% in 2020 and 61.7% in the most recent ACS estimates.

Santa Rosa is ranked the 27th most populous place in California, out of 1,618 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Santa Rosa was ranked the 25th most populous place in the 2020 Census.

Santa Rosa's White Population

86,260 residents of Santa Rosa, or 48.7% of the population, identify as White. The share of White residents in Santa Rosa is considerably higher than in California overall, where 33.8% of the population is White. Santa Rosa ranks 925th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Santa Rosa's White population has declined by an estimated 4.7%. White residents' share of Santa Rosa's population has decreased from 50.8% to 48.7%.

Santa Rosa is more White than neighboring Sonoma State University (38.2% White). Santa Rosa is less White than neighboring Larkfield-Wikiup (58.9% White), Fulton (86.1% White), Rohnert Park (51.4% White), and Cotati (67.4% White).

Santa Rosa's Black Population

3,312 residents of Santa Rosa, or 1.9% of the population, identify as Black. The share of Black residents in Santa Rosa is slightly lower than in California overall, where 5.2% of the population is Black. Santa Rosa ranks 415th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Santa Rosa's Black population has declined by an estimated 12.9%. Black residents' share of Santa Rosa's population has remained roughly unchanged at 1.9%.

Santa Rosa is more Black than neighboring Larkfield-Wikiup (0.3% Black), Fulton (0% Black), and Cotati (1.2% Black). Santa Rosa is less Black than neighboring Rohnert Park (2.1% Black), and Sonoma State University (10.3% Black).

Santa Rosa's Asian Population

11,103 residents of Santa Rosa, or 6.3% of the population, identify as Asian. The share of Asian residents in Santa Rosa is lower than in California overall, where 15.3% of the population is Asian. Santa Rosa ranks 423rd statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Santa Rosa's Asian population has grown by an estimated 4.2%. Asian residents' share of Santa Rosa's population has remained roughly unchanged at 6.3%.

Santa Rosa is more Asian than neighboring Larkfield-Wikiup (2.5% Asian), Fulton (0% Asian), and Cotati (2.8% Asian). Santa Rosa is less Asian than neighboring Rohnert Park (6.5% Asian), and Sonoma State University (12.7% Asian).

Santa Rosa's Hispanic Population

66,211 residents of Santa Rosa, or 37.4% of the population, identify as Hispanic. The share of Hispanic residents in Santa Rosa is slightly lower than in California overall, where 40.2% of the population is Hispanic. Santa Rosa ranks 571st statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Santa Rosa's Hispanic population has grown by an estimated 8.4%. Hispanic residents' share of Santa Rosa's population has increased from 34.3% to 37.4%.

Santa Rosa is more Hispanic than neighboring Larkfield-Wikiup (32.4% Hispanic), Fulton (1.3% Hispanic), Rohnert Park (32.8% Hispanic), Sonoma State University (29.9% Hispanic), and Cotati (20.7% Hispanic).

Santa Rosa's Native American/Other Population

2,254 residents of Santa Rosa, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Santa Rosa is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Santa Rosa ranks 454th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Santa Rosa's Native American/Other population has declined by an estimated 32.4%. Native American/Other residents' share of Santa Rosa's population has decreased from 1.9% to 1.3%.

Santa Rosa is more Native American/Other than neighboring Larkfield-Wikiup (1.2% Native American/Other), Sonoma State University (1% Native American/Other), and Cotati (0.4% Native American/Other). Santa Rosa is less Native American/Other than neighboring Fulton (12.6% Native American/Other), and Rohnert Park (1.9% Native American/Other).

Santa Rosa's Multiracial Population

7,950 residents of Santa Rosa, or 4.5% of the population, identify as Multiracial. The share of Multiracial residents in Santa Rosa is comparable to the share in California overall, where 4.4% of the population is Multiracial. Santa Rosa ranks 746th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Santa Rosa's Multiracial population has declined by an estimated 8.9%. Multiracial residents' share of Santa Rosa's population has remained roughly unchanged at 4.5%.

Santa Rosa is more Multiracial than neighboring Fulton (0% Multiracial). Santa Rosa is less Multiracial than neighboring Larkfield-Wikiup (4.7% Multiracial), Rohnert Park (5.3% Multiracial), Sonoma State University (8% Multiracial), and Cotati (7.6% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.