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COUNTY · 2000 CENSUS

Sonoma County

California · 458,614 residents · 1,575.337 sq mi
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The short version

Sonoma County is wealthier than most US places, with a median household income of $53,076. Population has grown 18% since 1990. Median home value is $265,200.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 37.5
US median: 35.2
More educated
29% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
458,614
+18%since 1990
from 388,222 in 1990
1990 – 2025
Population density
291 / sq mi
+18%since 1990
from 246 / sq mi in 1990
US average: 242
Median age
37.5
+8%since 1990
from 34.9 in 1990
US average: 35.2
Population, 1990 – 2024
377K411K445K479K513K1990201020202024Sonoma County
2024485K
1990201020202024
Section 02

Income & economy

Median household income
$53,076
+11%inflation adjusted, since 1990
from $36,299 in 1990
US average: $42,589
1990 – 2024
Per capita income
$25,724
+49%since 1990
from $17,239 in 1990
US average: $21,522
Poverty rate
8.1%
+0.4 ptssince 1990
from 7.6% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$265,200
Unchangedinflation adjusted, since 1990
from $200,600 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$864
+2%inflation adjusted, since 1990
from $645 in 1990
US average: $602
Owner-occupied
64.1%
+1.2 ptssince 1990
from 62.9% in 1990
35.9% rent
Afford Score
5.0
−10%since 1990
from 5.5 in 1990
1990 – 2024
RELATED:See current rent listings in Sonoma County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic90.7%(351,983)
Black1.4%(5,554)
Hispanic / Latino10.2%(39,537)
Asian2.8%(10,881)
Diversity Score38.9%(151,120)
2000
White, non-Hispanic74.5%(341,686)
Black1.3%(6,116)
Hispanic / Latino17.3%(79,511)
Asian3%(13,786)
Diversity Score45.8%(209,985)
Diversity Score
46
+18%since 1990
from 39 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
28.5%
+4.0 ptssince 1990
from 24.5% in 1990
US average: 24.4%
High school or higher
84.9%
+0.5 ptssince 1990
from 84.4% in 1990
US average: 80.3%
Graduate degree
9.7%
+1.8 ptssince 1990
from 7.9% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
19.3 min
−22%since 1990
from 24.8 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Sonoma County

Burlington County
Pop 481,439
Dakota County
Pop 457,710
Kane County
Pop 525,757
St. Charles County
Pop 426,499
Places similar to Sonoma County
Head to head

Compare Sonoma County to nearby counties

SONOMA COUNTY VS
Napa County
Income$111,471+110%
Home value$869,500+228%
Population132,949−73%
SEE FULL COMPARISON →
SONOMA COUNTY VS
Marin County
Income$149,091+181%
Home value$1,507,300+468%
Population253,694−48%
SEE FULL COMPARISON →
SONOMA COUNTY VS
Lake County
Income$60,621+14%
Home value$324,300+22%
Population67,772−86%
SEE FULL COMPARISON →
SONOMA COUNTY VS
San Francisco County
Income$140,970+166%
Home value$1,394,500+426%
Population826,079+70%
SEE FULL COMPARISON →
Frequently asked

How many people live in Sonoma County, California?

Sonoma County, California has about 458,614 residents according to the 2000 Census.

What is the median household income in Sonoma County, California?

The typical household in Sonoma County, California earns about $53,076 a year. Half of households make more than that, and half make less.

Is Sonoma County, California expensive?

In Sonoma County, California, the median home is worth about $265,200, and the typical rent is about $864 a month.

How educated are people in Sonoma County, California?

About 28.5% of adults age 25 and over in Sonoma County, California hold a bachelor's degree or higher.

What is the poverty rate in Sonoma County, California?

About 8.1% of people in Sonoma County, California live below the federal poverty line.

Has Sonoma County, California grown since 1990?

Yes, Sonoma County, California has grown since 1990. The population has added about 70,392 residents, a change of about 18 percent over that period.

Keep going

Explore from here

122 census tracts (top 20 by population)
Census Tract 1514.05Census Tract 1513.11Census Tract 1530.01Census Tract 1530.06Census Tract 1529.06Census Tract 1530.02Census Tract 1513.05Census Tract 1506.03Census Tract 1542.02Census Tract 1526.01Census Tract 1513.09Census Tract 1533.01Census Tract 1503.04Census Tract 1530.05Census Tract 1513.10Census Tract 1515.06Census Tract 1533.02Census Tract 1530.03Census Tract 1529.04Census Tract 1507.01
38 ZIP codes (top 30 by population)
ZIP 94928ZIP 95403ZIP 95407ZIP 94954ZIP 95404ZIP 95401ZIP 95476ZIP 95472ZIP 95492ZIP 95409ZIP 95405ZIP 95448ZIP 95425ZIP 94931ZIP 94515ZIP 95436ZIP 95446ZIP 95442ZIP 94951ZIP 95452ZIP 95441ZIP 95421ZIP 94923ZIP 95497ZIP 95465ZIP 95462ZIP 95444ZIP 95439ZIP 95471ZIP 95412
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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