Costa Mesa, California Population 2021

112,405
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Costa Mesa is a city located in California. With a 2020 population of 112,405, it is the 59th largest city in California and the 268th largest city in the United States. Costa Mesa is currently declining at a rate of -0.27% annually but its population has increased by 2.22% since the most recent census, which recorded a population of 109,960 in 2010. Costa Mesa reached it's highest population of 113,665 in 2017. Spanning over 16 miles, Costa Mesa has a population density of 7,116 people per square mile.

The average household income in Costa Mesa is $109,313 with a poverty rate of 11.85%. The median rental costs in recent years comes to $1,857 per month, and the median house value is $749,400. The median age in Costa Mesa is 35.2 years, 34.9 years for males, and 35.6 years for females. For every 100 females there are 101.3 males.

Costa Mesa Demographics

According to the most recent ACS, the racial composition of Costa Mesa was:

  • White: 71.02%
  • Other race: 13.24%
  • Asian: 8.52%
  • Two or more races: 4.07%
  • Black or African American: 1.82%
  • Native Hawaiian or Pacific Islander: 0.77%
  • Native American: 0.56%
The current population of Costa Mesa, California is 112,405, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 113,302.The last official US Census in 2010 recorded the population at 109,960.

Costa Mesa, California Population 2021

Population by Race

Race Population Percentage
White80,36971.02%
Some Other Race14,97813.24%
Asian9,6438.52%
Two or More Races4,6054.07%
Black or African American2,0651.82%
Native Hawaiian and Other Pacific Islander8660.77%
American Indian and Alaska Native6330.56%
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Costa Mesa Population by Race

Costa Mesa Population Pyramid 2021

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Costa Mesa Median Age

35.2


Total

34.9


Male

35.6


Female

Costa Mesa Adults

There are 90,137 adults, (12,795 of whom are seniors) in Costa Mesa.

Costa Mesa Age Dependency

46.3

Age Dependency Ratio

16.5

Old Age Dependency Ratio

29.8

Child Dependency Ratio

Costa Mesa Sex Ratio

Female

56,203

49.67%

Male

56,956

50.33%

Costa Mesa Population by Age

Costa Mesa Renter vs Owner Occupied by Household Type

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Costa Mesa Household Types

Type Owner Renter
Married51.3%48.7%
All38.3%61.7%
Female31%69%
Male29.7%70.3%
Non Family27.6%72.4%

38.3%

Rate of Home Ownership

Costa Mesa Households and Families

Type Count Average Size Owned
All40,9862.7138.3
Married17,7143.5251.3
Non Family16,5971.5727.6
Female4,1323.4431
Male2,5433.3629.7

3.32

Average Family Size

2.71

Average Household Size

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Costa Mesa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade7,1358.94%
9th to 12th Grade4,6595.83%
High School Graduate13,87017.37%
Some College16,66420.87%
Associates Degree5,3116.65%
Bachelors Degree21,93127.47%
Graduate Degree10,27812.87%
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Costa Mesa Educational Attainment by Sex (over 25)

Costa Mesa Educational Attainment by Race

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Name Total High School Bachelors
White44,29442,77721,997
Hispanic23,66413,9433,577
Other Race9,0205,0151,078
Asian7,8327,3764,702
Multiple Races2,2942,1991,286
Black1,5591,511604
Islander632627230
Native American39113083

The highest rate of high school graduation is among islander people with a rate of 99.21%.

The highest rate of bachelors degrees is among asian people with a rate of 60.04%.

Costa Mesa Educational Attainment by Race

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Name Average Male Female
Overall$48,186$51,945$43,490
Less Than High School$23,445$28,022$16,948
High School Grad$33,750$38,783$27,123
Some College$44,606$46,539$42,621
Bachelors Degree$64,208$76,151$55,704
Graduate Degree$84,825$101,463$73,681

$48,186

Average Earnings

$51,945

Average Male

$43,490

Average Female

Costa Mesa Earnings by Educational Attainment

Costa Mesa Language by Age

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Costa Mesa Language

61.17% of Costa Mesa residents speak only English, while 38.83% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 28.85% of the population.

Costa Mesa Language

Costa Mesa Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic39,8366,99817.57%
White56,1654,8328.60%
Other14,7143,17221.56%
Asian9,5011,14112.01%
Black2,01120110.00%
Multiple4,5401743.83%
Native632579.02%
Islander85640.47%

11.85%

Overall Poverty Rate

11.18%

Male Poverty Rate

12.54%

Female Poverty Rate

Poverty in Costa Mesa

The race most likely to be in poverty in Costa Mesa is Other, with 21.56% below the poverty level.

The race least likely to be in poverty in Costa Mesa is Islander, with 0.47% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.20%. Among those working part-time, it was 12.84%, and for those that did not work, the poverty rate was 25.82%.

Costa Mesa Poverty

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Name Poverty
Less Than High School23.26%
High School12.54%
Some College9.72%
Bachelors or Greater5.70%

Costa Mesa Poverty Rate by Education

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Name Poverty
Female Unemployed26.35%
Male Unemployed20.23%
Male Employed6.24%
Female Employed5.68%

Costa Mesa Poverty Rate by Employment Status and Sex

Costa Mesa Income by Household Type

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Name Median Mean
Households$84,138$109,313
Families$90,657$119,125
Married Families$108,601$135,484
Non Families$74,408$88,340
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Income by Household Type

Costa Mesa Marital Status

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Marriage Rates

42.7%

Overall Marriage Rate

42.8%

Male Marriage Rate

42.5%

Female Marriage Rate

Costa Mesa Married by Age and Sex

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Costa Mesa Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Costa Mesa Marital Status by Race

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Costa Mesa Marital Status

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4,153

Number of Veterans

3,781

Male Veterans

372

Female Veterans

War Veterans
Vietnam1,387
Second Gulf War1,206
First Gulf War498
Korea303
World War II201

Costa Mesa Veterans by War

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Age Group Veterans
75+1,105
65 to 741,092
18 to 34936
35 to 54607
55 to 64413

Costa Mesa Veterans by Age

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Name Veterans % of Total
White3,3715.16%
Hispanic4671.64%
Asian2733.17%
Black19610.69%
Other1461.40%
2 or More833.11%
Hawaiian456.79%
Indian397.83%

Costa Mesa Veterans by Race

Costa Mesa Veterans by Education

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5.50%

Veteran Poverty Rate

24.63%

Veteran Disability Rate

Costa Mesa Veterans by Education

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72.8%

Labor Force Participation

69.6%

Employment Rate

4.2%

Unemployment Rate

Costa Mesa Employment by Age

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Costa Mesa Employment by Race

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Costa Mesa 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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57.01%

Born in California

75.01%

Native Born

24.99%

Foreign Born

14.08%

Non Citizen

10.92%

Naturalized

Place of Birth

75.01% of Costa Mesa residents were born in the United States, with 57.01% having been born in California. 14.08% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Costa Mesa Place of Birth

Year Population Growth Annual Growth Rate
2021112,405-299-0.27%
2020112,704-299-0.26%
2019113,003-299-0.26%
2018113,302-363-0.32%
2017113,6657320.65%
2016112,9331250.11%
2015112,8083230.29%
2014112,4852410.21%
2013112,2444540.41%
2012111,7906390.57%
2011111,1519300.84%
2010110,2211,4970.14%
2000108,72412,3671.21%
199096,35713,7951.56%
198082,5629,9021.29%
197072,66035,1106.82%
196037,55025,70612.23%
195011,8448,24412.65%
19403,6000.00%

Costa Mesa Population by Year