Orange County, California Population 2021

Orange County, California's estimated population is 3,175,130 with a growth rate of -0.01% in the past year according to the most recent United States census data. Orange County, California is the 4th largest county in California. The 2010 Population was 3,015,170 and has seen a growth of 5.31% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
20213,175,130-280-0.01%
20203,175,410-280-0.01%
20193,175,690-280-0.01%
20183,175,9701,6800.05%
20173,174,2909,3000.29%
20163,164,99015,7100.50%
20153,149,28022,7400.73%
20143,126,54021,5900.70%
20133,104,95026,8800.87%
20123,078,07028,8000.94%
20113,049,27034,1001.13%
20103,015,170604,61025.08%
19902,410,560477,85024.72%
19801,932,710512,32036.07%
19701,420,390716,465101.78%
1960703,925487,701225.55%
1950216,22485,46465.36%
1940130,76012,08610.18%
1930118,67457,29993.36%
192061,37526,93978.23%
191034,43614,74074.84%
190019,6966,10744.94%
189013,5890.00%
2021 Growth Rate
-0.01%
County Website
County Seat
2010 Population
3,015,170
Growth Since 2010
5.31%
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Orange County, California Population Growth

Population by Race

Race Population Percentage
White1,931,26860.96%
Asian649,04220.49%
Some Other Race377,56311.92%
Two or More Races130,0094.10%
Black or African American55,5911.75%
American Indian and Alaska Native14,4240.46%
Native Hawaiian and Other Pacific Islander10,1520.32%
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Orange County, California Population by Race

Orange County, California Population Pyramid $2021

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Orange County, California Median Age

38.1


Total

36.7


Male

39.3


Female

Orange County, California Adults

There are 2,463,540 adults, (455,105 of whom are seniors) in Orange County, California.

Orange County, California Age Dependency

57.7

Age Dependency Ratio

22.7

Old Age Dependency Ratio

35.1

Child Dependency Ratio

Orange County, California Sex Ratio

Female

1,604,210

50.64%

Male

1,563,830

49.36%

Orange County, California Population by Age

Orange County, California Renter vs Owner Occupied by Household Type

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Orange County, California Household Types

Type Owner Renter
Married67.7%32.3%
All57.4%42.6%
Non Family45.8%54.2%
Female43.1%56.9%
Male42.7%57.3%

57.4%

Rate of Home Ownership

Orange County, California Households and Families

Type Count Average Size Owned
All1,037,4903.0157.4
Married569,2603.6167.7
Non Family293,4811.4345.8
Female119,7193.6843.1
Male55,0323.8342.7

3.51

Average Family Size

3.01

Average Household Size

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Orange County, California Households by Type

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Education Attained Count Percentage
Less Than 9th Grade170,9727.88%
9th to 12th Grade144,0736.64%
High School Graduate373,44717.22%
Some College432,29419.94%
Associates Degree167,5527.73%
Bachelors Degree564,72026.04%
Graduate Degree315,36614.54%
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Orange County, California Educational Attainment by Sex (over 25)

Orange County, California Educational Attainment by Race

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Race Total High School Bachelors
White986,170951,491486,457
Hispanic620,921401,42896,158
Asian473,251417,896260,582
Other Race221,543125,72425,038
2+ Races57,45451,58625,046
Black38,68835,77714,257
Native American9,8547,7502,015
Islander6,9156,4151,623

The highest rate of high school graduation is among white people with a rate of 96.48%.

The highest rate of bachelors degrees is among asian people with a rate of 55.06%.

Orange County, California Educational Attainment by Race

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Name Average Male Female
Overall$46,621$53,452$39,696
Less Than 9th Grade$24,638$28,176$19,091
High School Graduate$31,824$36,639$27,279
Some College$42,420$49,633$36,509
Bachelors Degree$64,948$81,704$52,899
Graduate Degree$91,962$108,471$76,855

$46,621

Average Earnings

$53,452

Average Male

$39,696

Average Female

Orange County, California Earnings by Educational Attainment

Orange County, California Language by Age

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Orange County, California Language

54.42% of Orange County, California residents speak only English, while 45.58% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 25.21% of the population.

Orange County, California Language

Orange County, California Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic1,064,070161,50415.18%
White1,272,88090,8867.14%
Asian642,05672,18611.24%
Other373,25166,73617.88%
Multiple128,3149,6827.55%
Black54,1427,48313.82%
Native14,2201,87413.18%
Islander9,9211,45714.69%

10.86%

Overall Poverty Rate

9.92%

Male Poverty Rate

11.78%

Female Poverty Rate

Poverty in Orange County, California

The race most likely to be in poverty in Orange County, California is Other, with 17.88% below the poverty level.

The race least likely to be in poverty in Orange County, California is White, with 7.14% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.30%. Among those working part-time, it was 11.96%, and for those that did not work, the poverty rate was 18.94%.

Orange County, California Poverty

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Name Poverty
Less Than 9th Grade19.23%
High School11.74%
Some College7.36%
Bachelors or Greater4.81%

Orange County, California Poverty Rate by Education

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Rate Poverty
Female Unemployed23.07%
Male Unemployed21.54%
Female Employed5.59%
Male Employed4.77%

Orange County, California Poverty Rate by Employment Status and Sex

Orange County, California Income by Household Type

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Name Median Mean
Households$90,234$122,488
Families$102,052$135,984
Married Families$118,574$153,095
Non Families$57,385$80,241
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Income by Household Type

Orange County, California Marital Status

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Marriage Rates

50.3%

Overall Marriage Rate

51.9%

Male Marriage Rate

48.9%

Female Marriage Rate

Orange County, California Married by Age and Sex

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Orange 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.

Orange County, California Marital Status by Race

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Orange County, California Marital Status

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107,811

Number of Veterans

100,692

Male Veterans

7,119

Female Veterans

War Veterans
Vietnam38,418
Second Gulf War17,765
First Gulf War15,776
Korea12,099
World War II6,439

Orange County, California Veterans by War

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Age Group Veterans
75+33,920
65 to 7428,796
35 to 5420,393
55 to 6414,639
18 to 3410,063

Orange County, California Veterans by Age

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Name Veterans % of Total
White85,7655.59%
Hispanic16,1822.15%
Asian9,4131.79%
Black4,3929.86%
Other Race3,8051.43%
2+ Races2,9704.12%
Native American7486.63%
Islander7189.04%

Orange County, California Veterans by Race

Orange County, California Veterans by Education

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5.84%

Veteran Poverty Rate

26.91%

Veteran Disability Rate

Orange County, California Veterans by Education

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65.6%

Labor Force Participation

62.5%

Employment Rate

4.6%

Unemployment Rate

Orange County, California Employment by Age

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Orange County, California Employment by Race

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Orange 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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52.50%

Born in Orange County, California

69.88%

Native Born

30.12%

Foreign Born

13.66%

Non Citizen

16.46%

Naturalized

Place of Birth

69.88% of Orange County, California residents were born in the United States, with 52.50% having been born in California. 13.66% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Orange 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