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Santa Clara County, California Demographics 2026

Santa Clara County, California has a population of 1,902,047, the 6th most populous county in California. The median household income is $164,281 and the median home value is $1,490,600. The poverty rate is 7.1%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Santa Clara County Quick Facts

Population 1,902,047
Median Household Income $164,281
Median Home Value $1,490,600
Poverty Rate 7.1%
Unemployment Rate 4.9%
Median Age 38.1 years
Homeownership Rate 55.1%
Affordability Ratio 9.1x
Bachelor's Degree+ 56.5%
High School Graduation 89.3%
Cities/Places 24
Population 1,902,047 6th of 58
Median Income $164,281 66% higher than state
Poverty Rate 7.1%
Unemployment 4.9%

How Santa Clara County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population1,903,2971,902,047-0.1%
Median household income$159,674$164,281+2.9%
Median home value$1,382,800$1,490,600+7.8%

Economy & Housing

Household Income Distribution

Under $25K 7.7%
$25K-$50K 7.6%
$50K-$100K 16.2%
$100K+ 68.5%
Detailed income brackets
Under $10K
2.9%
$10K-$15K
1.8%
$15K-$20K
1.3%
$20K-$25K
1.7%
$25K-$30K
1.6%
$30K-$35K
1.4%
$35K-$40K
1.4%
$40K-$45K
1.6%
$45K-$50K
1.6%
$50K-$60K
3.3%
$60K-$75K
4.6%
$75K-$100K
8.3%
$100K-$125K
7.9%
$125K-$150K
6.7%
$150K-$200K
12.4%
$200K+
41.6%

Employment

4.9% Unemployment Rate State: 6.6%|National: 5.2%
67.4% Labor Force Participation

Housing Overview

Owner 55.1%
Renter 44.9%
Affordability Index Very Expensive
9.1x home value to income ratio
Median gross rent $2,857/mo 20.9% of median household income annually

People & Demographics

Diversity Index

70out of 100
Very High Diversity

This community is exceptionally diverse, with no single racial or ethnic group dominating the population.

State average: 70 | National average: 61

Education

Cities & Places in Santa Clara County

CityPopulationMedian IncomePovertyHome Value
San Jose990,138$146,4278.1%$1,233,200
Sunnyvale154,236$186,1705.8%$1,801,800
Santa Clara130,256$178,9588.4%$1,582,600
Mountain View83,732$189,9176.0%$1,927,000
Milpitas78,578$178,7985.9%$1,251,700
Palo Alto67,237$231,1016.0%$2,000,000+
Gilroy59,004$133,1076.7%$1,027,400
Cupertino58,566$234,7074.1%$2,000,000+
Morgan Hill45,425$163,9204.1%$1,210,200
Campbell42,781$145,2685.6%$1,617,000
Los Gatos32,786$217,5544.2%$2,000,000+
Los Altos30,698$250,000+3.2%$2,000,000+
Saratoga30,319$250,000+3.3%$2,000,000+
Stanford18,662$75,20815.9%$2,000,000+
Alum Rock10,440$126,7056.2%$909,500
Los Altos Hills8,377$250,000+7.3%$2,000,000+
East Foothills7,139$199,3755.5%$1,346,100
San Martin6,954$158,2507.9%$1,430,600
Burbank5,333$134,51811.1%$1,104,600
Cambrian Park3,494$192,7315.5%$2,000,000+
Monte Sereno3,461$250,000+1.2%$2,000,000+
Loyola3,430$250,000+3.7%$2,000,000+
Lexington Hills2,692$248,7503.3%$1,215,900
Fruitdale986$182,8899.7%$1,581,200

Population Overview

Santa Clara County is located in California with a total population of 1,902,047. It is the 6th most populous county out of 58 in California. The county encompasses 24 Census-designated places.

Age Demographics

The median age in Santa Clara County is 38.1 years. This is about the same as the state median of 37.9 years.

Economy, Income & Housing

The median household income in Santa Clara County is $164,281. This is 66% higher than the state median of $99,122. It is also 103% higher than the national median of $80,734. The poverty rate stands at 7.1%. This is 41% lower than the state poverty rate of 12.0%. The unemployment rate is 4.9%. This is 26% lower than the state rate of 6.6%. The median home value is $1,490,600. Housing costs are 103% higher than the state median of $734,700. The home-value-to-income ratio of 9.1x suggests that housing affordability is a significant concern for many residents. 55.1% of occupied housing units are owner-occupied. This homeownership rate is 1% lower than the state average of 55.9%.

Race & Ethnicity

Santa Clara County is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. White (non-Hispanic) residents account for 27.2%. The Black or African American population (2.2%) is well below the state average of 5.2%. The Asian population is significantly higher than the state average (40.3% vs 15.3%).

Education

56.5% of residents aged 25 and older hold a bachelor's degree or higher. This places Santa Clara County in the top 10% of all counties in the state for educational attainment. This is 52% higher than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.3%. Notably, 28.3% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All figures for Santa Clara County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against California and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Santa Clara County, California?

Santa Clara County has a population of 1,902,047, making it the 6th most populous county in California.

What is the median income in Santa Clara County?

The median household income in Santa Clara County is $164,281 with a poverty rate of 7.1%.

How many cities are in Santa Clara County, California?

Santa Clara County contains 24 Census-designated places.