Santa Clara County, California Population 2021

Santa Clara County, California's estimated population is 1,918,880 with a growth rate of -0.23% in the past year according to the most recent United States census data. Santa Clara County, California is the 7th largest county in California. The 2010 Population was 1,786,040 and has seen a growth of 7.44% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
20211,918,880-4,490-0.23%
20201,923,370-4,480-0.23%
20191,927,850-4,490-0.23%
20181,932,340-170-0.01%
20171,932,5104,1400.21%
20161,928,37012,0900.63%
20151,916,28024,5301.30%
20141,891,75025,3301.36%
20131,866,42028,5701.55%
20121,837,85025,8001.42%
20111,812,05026,0101.46%
20101,786,040288,46019.26%
19901,497,580202,51015.64%
19801,295,070230,36021.64%
19701,064,710422,39565.76%
1960642,315351,768121.07%
1950290,547115,59866.08%
1940174,94929,83120.56%
1930145,11844,44244.14%
1920100,67617,13720.51%
191083,53923,32338.73%
190060,21612,21125.44%
189048,00512,96637.00%
188035,0398,79333.50%
187026,24614,334120.33%
186011,9120.00%
2021 Growth Rate
-0.23%
County Website
County Seat
2010 Population
1,786,040
Growth (since 2010)
7.44%
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Santa Clara County, California Population Growth

Population by Race

Race Population Percentage
White857,09244.47%
Asian702,88136.47%
Some Other Race202,39410.50%
Two or More Races100,1435.20%
Black or African American47,9922.49%
American Indian and Alaska Native9,6970.50%
Native Hawaiian and Other Pacific Islander7,2710.38%
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Santa Clara County, California Population by Race

Santa Clara County, California Population Pyramid 2021

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Santa Clara County, California Median Age

37.1


Total

36


Male

38.3


Female

Santa Clara County, California Adults

There are 1,499,090 adults, (254,174 of whom are seniors) in Santa Clara County, California.

Santa Clara County, California Age Dependency

54.8

Age Dependency Ratio

20.4

Old Age Dependency Ratio

34.4

Child Dependency Ratio

Santa Clara County, California Sex Ratio

Female

953,048

49.45%

Male

974,422

50.55%

Santa Clara County, California Population by Age

Santa Clara County, California Renter vs Owner Occupied by Household Type

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Santa Clara County, California Household Types

Type Owner Renter
Married66.5%33.5%
All56.4%43.6%
Male46.4%53.6%
Female45.5%54.5%
Non Family41.5%58.5%

56.4%

Rate of Home Ownership

Santa Clara County, California Households and Families

Type Count Average Size Owned
All640,2152.9556.4
Married365,0003.566.5
Non Family180,4771.4941.5
Female62,8583.6545.5
Male31,8803.6346.4

3.42

Average Family Size

2.95

Average Household Size

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Santa Clara County, California Households by Type

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Education Attained Count Percentage
Less Than 9th Grade89,2116.68%
9th to 12th Grade65,9924.94%
High School Graduate188,18014.10%
Some College200,91015.05%
Associates Degree91,1456.83%
Bachelors Degree369,62527.69%
Graduate Degree329,89524.71%
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Santa Clara County, California Educational Attainment by Sex (over 25)

Santa Clara County, California Educational Attainment by Race

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Name Total High School Bachelors
Asian511,509464,649335,302
White469,294453,066281,789
Hispanic285,843198,23851,981
Other Race119,59075,38614,534
Multiple Races40,84437,50219,508
Black32,42129,84212,333
Native American6,1674,763934
Islander4,9764,4251,094

The highest rate of high school graduation is among white people with a rate of 96.54%.

The highest rate of bachelors degrees is among asian people with a rate of 65.55%.

Santa Clara County, California Educational Attainment by Race

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Name Average Male Female
Overall$64,221$81,459$51,687
Less Than High School$27,727$32,264$21,790
High School Grad$35,850$40,848$29,962
Some College$47,300$53,802$40,849
Bachelors Degree$86,004$106,472$64,757
Graduate Degree$124,577$146,438$94,360

$64,221

Average Earnings

$81,459

Average Male

$51,687

Average Female

Santa Clara County, California Earnings by Educational Attainment

Santa Clara County, California Language by Age

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Santa Clara County, California Language

47.00% of Santa Clara County, California residents speak only English, while 53.00% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 24.83% of the population.

Santa Clara County, California Language

Santa Clara County, California Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic481,33252,87710.99%
Asian696,58347,1236.76%
White596,16331,4005.27%
Other198,95026,65413.40%
Multiple97,4337,4567.65%
Black46,0965,38211.68%
Native9,5111,07011.25%
Islander7,1435938.30%

7.52%

Overall Poverty Rate

6.74%

Male Poverty Rate

8.30%

Female Poverty Rate

Poverty in Santa Clara County, California

The race most likely to be in poverty in Santa Clara County, California is Other, with 13.40% below the poverty level.

The race least likely to be in poverty in Santa Clara County, California is White, with 5.27% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.09%. Among those working part-time, it was 10.71%, and for those that did not work, the poverty rate was 15.26%.

Santa Clara County, California Poverty

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Name Poverty
Less Than High School15.22%
High School10.03%
Some College6.68%
Bachelors or Greater3.39%

Santa Clara County, California Poverty Rate by Education

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Name Poverty
Male Unemployed21.42%
Female Unemployed20.50%
Female Employed4.14%
Male Employed3.11%

Santa Clara County, California Poverty Rate by Employment Status and Sex

Santa Clara County, California Income by Household Type

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Name Median Mean
Households$124,055$164,962
Families$140,651$183,839
Married Families$162,344$206,522
Non Families$76,622$107,830
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Income by Household Type

Santa Clara County, California Marital Status

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Marriage Rates

53.3%

Overall Marriage Rate

53.9%

Male Marriage Rate

52.8%

Female Marriage Rate

Santa Clara County, California Married by Age and Sex

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Santa Clara 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 35-44.

Santa Clara County, California Marital Status by Race

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Santa Clara County, California Marital Status

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51,472

Number of Veterans

47,538

Male Veterans

3,934

Female Veterans

War Veterans
Vietnam18,588
First Gulf War7,597
Second Gulf War7,127
Korea6,108
World War II2,345

Santa Clara County, California Veterans by War

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Age Group Veterans
75+16,850
65 to 7412,985
35 to 549,837
55 to 647,745
18 to 344,055

Santa Clara County, California Veterans by Age

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Name Veterans % of Total
White37,1725.41%
Hispanic8,2722.42%
Asian7,2671.29%
Other2,2271.55%
Black2,2255.83%
2 or More1,6993.19%
Indian4606.29%
Hawaiian4227.34%

Santa Clara County, California Veterans by Race

Santa Clara County, California Veterans by Education

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5.42%

Veteran Poverty Rate

26.38%

Veteran Disability Rate

Santa Clara County, California Veterans by Education

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67.5%

Labor Force Participation

64.6%

Employment Rate

4.3%

Unemployment Rate

Santa Clara County, California Employment by Age

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Santa Clara County, California Employment by Race

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Santa Clara County, California Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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44.83%

Born in California

60.83%

Native Born

39.17%

Foreign Born

18.30%

Non Citizen

20.87%

Naturalized

Place of Birth

60.83% of Santa Clara County, California residents were born in the United States, with 44.83% having been born in California. 18.30% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Santa Clara County, California Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources