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CITY · 1990 CENSUS

Clayton

California · 7,317 residents · 3.84 sq mi
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The short version

Clayton is significantly wealthier than the US average, with a median household income of $69,710. Population has fallen 32% since 2000, a loss of 3,445 residents. 48% of adults hold a bachelor's degree or higher, well above the national rate of 20%. Median home value is $297,800. Poverty is rare here, at 1.0% of residents. Households here earn about 95% more than the California median.

At a glance
Wealthier
above the US median
US median: $30,130
Older
median age 37.0
US median: 33.0
More educated
48% hold a bachelor's degree
US average: 20%
Stable housing
home values roughly flat, inflation adjusted
US median home: $93,722
Section 01

Population & growth

Total population
7,317
−32%vs 2000
vs 10,762 in 2000
1990 – 2025
Median age
37.0
−8%vs 2000
vs 40.2 in 2000
US average: 33.0
Population, 1990 – 2024
7K8K10K11K13K1990201020202024Clayton
202411K
1990201020202024
Age distribution, 1990
Under 56.3%(459)
US avg: 7.3%
5 to 98.9%(650)
US avg: 7.3%
10 to 148.7%(636)
US avg: 6.9%
15 to 198.9%(654)
US avg: 7.1%
20 to 243.3%(238)
US avg: 7.5%
25 to 3410.3%(750)
US avg: 17.5%
35 to 4423.5%(1,716)
US avg: 15.1%
45 to 5416.1%(1,180)
US avg: 10.2%
55 to 648.9%(653)
US avg: 8.5%
65 to 743.7%(271)
US avg: 7.3%
75 to 841.4%(106)
US avg: 4%
85 and over0.1%(4)
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$69,710
−10%inflation adjusted, since 2000
vs $101,651 in 2000
US average: $30,130
1990 – 2024
Per capita income
$24,833
−41%vs 2000
vs $42,048 in 2000
US average: $14,340
Poverty rate
1.0%
−1.6 ptsvs 2000
vs 2.6% in 2000
US average: 13.2%
Section 03

Housing

Median home value
$297,800
+9%inflation adjusted, since 2000
vs $358,400 in 2000
US average: $93,722
1990 – 2024
Median gross rent
$1,001
−13%inflation adjusted, since 2000
vs $1,516 in 2000
US average: $450
Owner-occupied
92.8%
−1.6 ptsvs 2000
vs 94.4% in 2000
7.2% rent
RELATED:See current rent listings in Clayton on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic83.6%(9,000)
Black1%(113)
Hispanic / Latino6.3%(681)
Asian5.4%(577)
Other0%
1990
White, non-Hispanic93.3%(6,824)
Black0.7%(49)
Hispanic / Latino5.2%(382)
Asian5%(363)
Other1.1%(81)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican5.7%(623)
Puerto Rican2.1%(233)
Spaniard1.2%(132)
Nicaraguan0.6%(66)
Salvadoran0.3%(34)
Argentine0.2%(25)
Venezuelan0.2%(24)
Peruvian0.2%(23)
Cuban0.1%(15)
Ecuadorian0.1%(15)
Asian origin
Chinese5.4%(596)
Filipino2.4%(265)
Asian Indian1.1%(118)
Burmese0.3%(32)
Thai0.3%(30)
Japanese0.2%(23)
Korean0.2%(21)
Taiwanese0.1%(15)
Singaporean0.1%(13)
Pacific Islander origin
Ancestry
English16.9%(1,846)
German14.9%(1,630)
Irish14.7%(1,612)
Italian7.3%(796)
American4.3%(469)
Portuguese2.3%(250)
Scottish2.2%(241)
French2%(223)
Polish1.9%(206)
Brazilian1.4%(158)
Swedish1.4%(153)
Russian1.4%(151)
+ 30 more ancestry groups with data
British1.4%(149)
Dutch1.3%(142)
Norwegian1.2%(134)
Scotch-Irish1.1%(115)
Welsh0.8%(89)
Danish0.7%(81)
Hungarian0.6%(65)
Armenian0.6%(63)
Czech0.5%(58)
Australian0.5%(51)
Greek0.5%(50)
Canadian0.4%(48)
Turkish0.4%(43)
Swiss0.3%(36)
Latvian0.3%(34)
Iranian0.3%(31)
Finnish0.3%(29)
Slovak0.2%(19)
Arab0.2%(18)
Lithuanian0.2%(17)
Belgian0.1%(14)
Ukrainian0.1%(13)
Egyptian0.1%(12)
Romanian0.1%(9)
Austrian0.1%(8)
Bulgarian0.1%(8)
Croatian0.1%(8)
Lebanese0.1%(6)
RANKED:Largest English population · Largest German population · Largest Irish population · Largest Italian population · Largest Mexican population
Section 05

Education

Bachelor's degree or higher
47.7%
−4.0 ptsvs 2000
vs 51.8% in 2000
US average: 20.3%
High school or higher
96.0%
−1.5 ptsvs 2000
vs 97.5% in 2000
US average: 75.2%
Graduate degree
13.7%
−1.8 ptsvs 2000
vs 15.5% in 2000
US average: 7.1%
Section 06

Commute & transportation

Average commute
31.3 min
+8%vs 2000
vs 28.9 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)
Men 15+
Never married31.2%(1,353)
Married61.1%(2,651)
Widowed1.8%(76)
Divorced5.9%(256)
Women 15+
Never married26.2%(1,225)
Married53.1%(2,485)
Widowed11.4%(533)
Divorced9.4%(441)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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CLAYTON VS
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CLAYTON VS
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CLAYTON VS
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Frequently asked

How many people live in Clayton, California?

Clayton, California has about 7,317 residents according to the 1990 Census.

What is the median household income in Clayton, California?

The typical household in Clayton, California earns about $69,710 a year. Half of households make more than that, and half make less.

Is Clayton, California expensive?

In Clayton, California, the median home is worth about $297,800, and the typical rent is about $1,001 a month.

How educated are people in Clayton, California?

About 47.7% of adults age 25 and over in Clayton, California hold a bachelor's degree or higher.

What is the poverty rate in Clayton, California?

About 1.0% of people in Clayton, California live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →