Sonoma County, California Population 2024

480,955

Sonoma County, California's estimated 2024 population is 480,955 with a growth rate of -0.18% in the past year according to the most recent United States census data. Sonoma County, California is the 18th largest county in California. The 2010 population was 484,675 and has seen a growth of -0.77% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
2029476,670-857-0.18%
2028477,527-857-0.18%
2027478,384-857-0.18%
2026479,241-857-0.18%
2025480,098-857-0.18%
2024480,955-857-0.18%
2023481,812-857-0.18%
2022482,669-1,850-0.38%
2021484,519-3,763-0.77%
2020488,282-4,036-0.82%
2019492,318-4,903-0.99%
2018497,221-4,982-0.99%
2017502,203-242-0.05%
2016502,4451,8470.37%
2015500,5982,2810.46%
2014498,3174,4470.9%
2013493,8704,0860.83%
2012489,7842,5530.52%
2011487,2312,5560.53%
2010484,67500%
1990388,22288,54129.55%
1980299,68194,79646.27%
1970204,88557,51039.02%
1960147,37543,97042.52%
1950103,40534,35349.75%
194069,0526,83010.98%
193062,22210,13219.45%
192052,0903,6967.64%
191048,3949,91425.76%
190038,4805,75917.6%
189032,7216,79526.21%
188025,9266,10730.81%
187019,8197,95267.01%
186011,86711,3072019.11%
1850560-476,110-99.88%
2024 Growth Rate
-0.18% (-857)
County Website
Sonoma County
County Seat
Santa Rosa
2020 Population
488,282
Area
1575 mi²
Density
305 people/mi²
Growth Since 2020
-1.5% (-7,327)

Population by Race

Race
Population
Percentage (of total)
White330,54367.67%
Other race66,29313.57%
Two or more races55,37311.34%
Asian21,8334.47%
Black or African American7,5891.55%
Native American5,2001.06%
Native Hawaiian or Pacific Islander1,6050.33%

White

Other race

Two or more races

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Sonoma County, California Population by Race

Sonoma County, California Population Pyramid 2024

Sonoma County, California Median Age

42.7

Total

41.5

Male

44.2

Female

Sonoma County, California Adults

There are 394,354 adults, (100,577 of whom are seniors) in Sonoma County, California.

Sonoma County, California Age Dependency

66.3

Age Dependency Ratio

34.2

Old Age Dependency Ratio

32

Child Dependency Ratio

Sonoma County, California Sex Ratio

Female247,95850.77%
Male240,47849.23%

Sonoma County, California Population by Age

Sonoma County, California Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All189,6532.5261.638.4
Married91,3783.1574.825.2
Non Family69,5651.3749.950.1
Female18,1953.2850.549.5
Male10,5153.4844.355.7

3.06

Average Family Size

2.52

Average Household Size

61.6%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Sonoma County, California Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade17,2914.87%
Associates Degree33,4969.44%
Bachelors Degree82,81523.34%
Graduate Degree51,48414.51%
High School Graduate64,14018.08%
Less Than 9th Grade20,8995.89%
Some College84,72623.88%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Sonoma County, California Educational Attainment by Sex (over 25)

Sonoma County, California Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White239,722231,764107,158
Hispanic78,63551,99612,594
Other Race38,57022,1423,890
2+ Races31,10925,7278,678
Asian16,31114,2377,924
Black5,2554,6361,516
Native American3,4992,658579
Islander1,061932224

The highest rate of high school graduation is among white people with a rate of 96.68%.

The highest rate of bachelors degrees is among asian people with a rate of 48.58%.

Sonoma County, California Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$71,977$84,089$64,189
Graduate Degree$87,187$105,863$74,639
High School Graduate$43,395$48,805$35,439
Less Than 9th Grade$35,370$40,125$26,048
Overall$54,488$61,352$47,068
Some College$52,090$63,502$41,808

$54,488

Average Earnings

$61,352

Average Male

$47,068

Average Female

Sonoma County, California Earnings by Educational Attainment

Sonoma County, California Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Sonoma County, California Language

73.78% of Sonoma County, California residents speak only English, while 26.22% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 20.35% of the population.

Sonoma County, California Language

Sonoma County, California Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White294,54621,9257.44%
Hispanic134,40314,86811.06%
Other65,1328,83213.56%
Multiple54,8015,4509.95%
Asian21,1991,9529.21%
Black7,0821,55021.89%
Native5,13365112.68%
Islander1,47716811.37%

8.91%

Overall Poverty Rate

8.16%

Male Poverty Rate

9.64%

Female Poverty Rate

Poverty in Sonoma County, California

The race most likely to be in poverty in Sonoma County, California is Black, with 21.89% below the poverty level.

The race least likely to be in poverty in Sonoma County, California is White, with 7.44% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.36%. Among those working part-time, it was 9.9%, and for those that did not work, the poverty rate was 16.53%.

Sonoma County, California Poverty

rate

Rate
Poverty
Less Than 9th Grade17.83%
High School9.92%
Some College7.82%
Bachelors or Greater4.77%

Sonoma County, California Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed23.89%
Male Unemployed22.76%
Female Employed4.81%
Male Employed3.29%

Sonoma County, California Poverty Rate by Employment Status and Sex

Sonoma County, California Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$119,780$153,473
Households$99,266$133,119
Married Families$137,554$171,164
Non Families$62,449$90,073

mean

median

Income by Household Type

Sonoma County, California Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.5%

Overall Marriage Rate

50.5%

Male Marriage Rate

46.5%

Female Marriage Rate

Sonoma County, California Married by Age and Sex

male

female

Sonoma County, California Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Sonoma County, California Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Sonoma County, California Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

22,189

Number of Veterans

20,851

Male Veterans

1,338

Female Veterans

War
Veterans
Vietnam9,156
Second Gulf War3,702
First Gulf War3,496
Korea1,471
World War II887

Sonoma County, California Veterans by War

count

Age Group
Veterans
75+7,526
65 to 746,176
35 to 543,409
55 to 643,400
18 to 341,678

Sonoma County, California Veterans by Age

count

Name
Veterans
% of Total
White18,6536.66%
Hispanic2,1462.27%
2+ Races1,4053.79%
Asian7944.37%
Black5749.14%
Other Race5201.12%
Native American1794.3%
Islander645.2%

Sonoma County, California Veterans by Race

Sonoma County, California Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.3%

Veteran Poverty Rate

31.47%

Veteran Disability Rate

Sonoma County, California Veterans by Education

LaborForceParticipation

64.6%

Labor Force Participation

61%

Employment Rate

5.2%

Unemployment Rate

Sonoma County, California Employment by Age

LaborForceParticipation

Sonoma County, California Employment by Race

LaborForceParticipation

Sonoma County, California Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

62.75%

Born in Sonoma County, California

83.71%

Native Born

16.29%

Foreign Born

8.52%

Non Citizen

7.77%

Naturalized

Place of Birth

83.71% of Sonoma County, California residents were born in the United States, with 62.75% having been born in California. 8.52% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Sonoma County, California Place of Birth

Sources