Stanislaus County, California Population 2021

Stanislaus County, California's estimated population is 555,728 with a growth rate of 0.46% in the past year according to the most recent United States census data. Stanislaus County, California is the 17th largest county in California. The 2010 Population was 515,145 and has seen a growth of 7.88% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021555,7282,5340.46%
2020553,1942,5340.46%
2019550,6602,5340.46%
2018548,1263,4090.63%
2017544,7175,4621.01%
2016539,2556,0441.13%
2015533,2115,1960.98%
2014528,0154,5640.87%
2013523,4513,0270.58%
2012520,4242,8640.55%
2011517,5602,4150.47%
2010515,145144,62339.03%
1990370,522104,62239.35%
1980265,90071,39436.71%
1970194,50637,21223.66%
1960157,29430,06323.63%
1950127,23152,36569.94%
194074,86618,22532.18%
193056,64113,08430.04%
192043,55721,03593.40%
191022,52212,972135.83%
19009,550-490-4.88%
189010,0401,28914.73%
18808,7512,25234.65%
18706,4994,254189.49%
18602,2450.00%
2021 Growth Rate
0.46%
County Website
County Seat
2010 Population
515,145
Growth Since 2010
7.88%
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Stanislaus County, California Population Growth

Population by Race

Race Population Percentage
White415,91176.57%
Some Other Race49,7869.17%
Asian30,0075.52%
Two or More Races22,5644.15%
Black or African American16,5473.05%
American Indian and Alaska Native4,4180.81%
Native Hawaiian and Other Pacific Islander3,9610.73%
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Stanislaus County, California Population by Race

Stanislaus County, California Population Pyramid $2021

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Stanislaus County, California Median Age

34.1


Total

33


Male

35.2


Female

Stanislaus County, California Adults

There are 395,571 adults, (69,679 of whom are seniors) in Stanislaus County, California.

Stanislaus County, California Age Dependency

66.7

Age Dependency Ratio

21.4

Old Age Dependency Ratio

45.3

Child Dependency Ratio

Stanislaus County, California Sex Ratio

Female

274,323

50.50%

Male

268,871

49.50%

Stanislaus County, California Population by Age

Stanislaus County, California Renter vs Owner Occupied by Household Type

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Stanislaus County, California Household Types

Type Owner Renter
Married68.9%31.1%
All57.8%42.2%
Non Family48.8%51.2%
Male45.9%54.1%
Female40.8%59.2%

57.8%

Rate of Home Ownership

Stanislaus County, California Households and Families

Type Count Average Size Owned
All173,8983.0957.8
Married90,0343.7468.9
Non Family44,9941.2948.8
Female25,7283.7340.8
Male13,1423.6245.9

3.6

Average Family Size

3.09

Average Household Size

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Stanislaus County, California Households by Type

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Education Attained Count Percentage
Less Than 9th Grade38,90811.32%
9th to 12th Grade33,5839.77%
High School Graduate100,75829.32%
Some College85,69424.94%
Associates Degree26,0317.58%
Bachelors Degree40,63011.82%
Graduate Degree18,0225.24%
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Stanislaus County, California Educational Attainment by Sex (over 25)

Stanislaus County, California Educational Attainment by Race

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Race Total High School Bachelors
White167,931150,47937,476
Hispanic134,18686,14110,587
Other Race29,57816,4012,392
Asian20,94516,7226,942
Black10,2929,2911,690
2+ Races9,6608,2241,796
Native American3,1602,456403
Islander2,8442,122265

The highest rate of high school graduation is among black people with a rate of 90.27%.

The highest rate of bachelors degrees is among asian people with a rate of 33.14%.

Stanislaus County, California Educational Attainment by Race

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Name Average Male Female
Overall$38,169$44,726$30,840
Less Than 9th Grade$26,090$31,601$15,856
High School Graduate$32,874$40,619$25,853
Some College$39,203$49,961$31,085
Bachelors Degree$62,524$67,871$55,570
Graduate Degree$84,366$86,293$82,535

$38,169

Average Earnings

$44,726

Average Male

$30,840

Average Female

Stanislaus County, California Earnings by Educational Attainment

Stanislaus County, California Language by Age

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Stanislaus County, California Language

57.11% of Stanislaus County, California residents speak only English, while 42.89% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 33.50% of the population.

Stanislaus County, California Language

Stanislaus County, California Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic250,06244,66617.86%
White224,64226,72811.90%
Other49,6218,01916.16%
Multiple22,3124,03718.09%
Asian29,8653,91013.09%
Black16,3143,17319.45%
Native4,29879418.47%
Islander3,92048212.30%

15.11%

Overall Poverty Rate

13.72%

Male Poverty Rate

16.48%

Female Poverty Rate

Poverty in Stanislaus County, California

The race most likely to be in poverty in Stanislaus County, California is Black, with 19.45% below the poverty level.

The race least likely to be in poverty in Stanislaus County, California is White, with 11.90% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.01%. Among those working part-time, it was 14.85%, and for those that did not work, the poverty rate was 22.79%.

Stanislaus County, California Poverty

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Name Poverty
Less Than 9th Grade21.91%
High School13.41%
Some College9.99%
Bachelors or Greater4.55%

Stanislaus County, California Poverty Rate by Education

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Rate Poverty
Female Unemployed31.98%
Male Unemployed25.58%
Female Employed7.31%
Male Employed5.88%

Stanislaus County, California Poverty Rate by Employment Status and Sex

Stanislaus County, California Income by Household Type

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Name Median Mean
Households$60,704$79,228
Families$67,253$86,352
Married Families$81,659$100,498
Non Families$36,213$51,146
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Income by Household Type

Stanislaus County, California Marital Status

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Marriage Rates

48.1%

Overall Marriage Rate

49.6%

Male Marriage Rate

46.6%

Female Marriage Rate

Stanislaus County, California Married by Age and Sex

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Stanislaus 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.

Stanislaus County, California Marital Status by Race

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Stanislaus County, California Marital Status

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21,051

Number of Veterans

19,870

Male Veterans

1,181

Female Veterans

War Veterans
Vietnam8,126
Second Gulf War3,601
First Gulf War3,119
Korea1,592
World War II705

Stanislaus County, California Veterans by War

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Age Group Veterans
65 to 745,752
75+4,941
35 to 544,323
55 to 643,970
18 to 342,065

Stanislaus County, California Veterans by Age

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Name Veterans % of Total
White17,6305.77%
Hispanic4,0892.50%
Black1,0408.77%
Other Race7492.11%
2+ Races6805.55%
Asian4621.96%
Native American38811.22%
Islander1023.13%

Stanislaus County, California Veterans by Race

Stanislaus County, California Veterans by Education

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6.28%

Veteran Poverty Rate

33.33%

Veteran Disability Rate

Stanislaus County, California Veterans by Education

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61%

Labor Force Participation

55.4%

Employment Rate

9.1%

Unemployment Rate

Stanislaus County, California Employment by Age

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Stanislaus County, California Employment by Race

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Stanislaus 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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67.54%

Born in Stanislaus County, California

79.68%

Native Born

20.32%

Foreign Born

11.04%

Non Citizen

9.28%

Naturalized

Place of Birth

79.68% of Stanislaus County, California residents were born in the United States, with 67.54% having been born in California. 11.04% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Stanislaus 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