Population By Race and Ethnicity in Sonoma County, CA in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 497,221 population of Sonoma County, California comprised of 134,125 people who identified as Hispanic (26.98%), and 363,096 people who identified as Non-Hispanic (73.03%).

Race: The White Alone population was the largest racial group in Sonoma County, California with a population of 431,416 (86.77%); Asian Alone population was the second largest racial group with a population of 22,607 (4.55%); and Two Or More Races was the third largest racial group with a population of 20,174 (4.06%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Sonoma County, California in 2018, with a population of 314,598 (63.27%); the second largest ethnic group was White Alone - Hispanic with a population of 116,818 (23.49%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 21,076 (4.24%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Sonoma, California.

You can find similar information for other California counties, and for California.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in Sonoma County, CA in 2018

Total Population:497,221

Non Hispanic (73.03%)

Hispanic (26.98%)

Race in Sonoma County, CA in 2018

Total Population:497,221

White Alone (86.77%)

Asian Alone (4.55%)

Two or more races (4.06%)

American Indian and Alaska Native Alone (2.2%)

Black or African American Alone (2.03%)

Native Hawaiian And Pacific Islander Alone (0.4%)

Ethnicity in Sonoma County, CA in 2018

Total Population:497,221

Non-Hispanic White Alone (63.27%)

Hispanic White Alone (23.49%)

All Other Ethnicities (4.50%)

Non-Hispanic Asian Alone (4.24%)

Non-Hispanic Two or more races (2.92%)

Non-Hispanic Black or African American Alone (1.58%)

Population By Race in Sonoma , CA in 2018

Race	Population	Percentage
White Alone	431,416	86.77%
Asian Alone	22,607	4.55%
Two Or More Races	20,174	4.06%
American Indian and Alaska Native Alone	10,951	2.2%
Black or African American Alone	10,095	2.03%
Native Hawaiian And Pacific Islander Alone	1,978	0.4%

Population By Ethnicity in Sonoma , CA in 2018

Ethnicity	Population	Percentage
White Alone - Non Hispanic	314,598	63.27%
White Alone - Hispanic	116,818	23.49%
Asian Alone - Non Hispanic	21,076	4.24%
Two Or More Races - Non Hispanic	14,496	2.92%
Black or African American Alone - Non Hispanic	7,849	1.58%
American Indian and Alaska Native Alone - Hispanic	7,414	1.49%
Two Or More Races - Hispanic	5,678	1.14%
American Indian and Alaska Native Alone - Non Hispanic	3,537	0.71%
Black or African American Alone - Hispanic	2,246	0.45%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	1,540	0.31%
Asian Alone - Hispanic	1,531	0.31%
Native Hawaiian And Pacific Islander Alone - Hispanic	438	0.09%