Costa Mesa, California Population 2024

106,793

Costa Mesa is a city located in Orange County California. Costa Mesa has a 2024 population of 106,793. Costa Mesa is currently declining at a rate of -1.26% annually and its population has decreased by -4.48% since the most recent census, which recorded a population of 111,797 in 2020.

The average household income in Costa Mesa is $140,818 with a poverty rate of 9.47%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Costa Mesa is 36.4 years, 36.1 years for males, and 36.8 years for females.

Costa Mesa Demographics

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

  • White: 56.93%
  • Other race: 18.98%
  • Two or more races: 12.26%
  • Asian: 8.96%
  • Black or African American: 1.43%
  • Native American: 1.08%
  • Native Hawaiian or Pacific Islander: 0.36%
Land Area (mi²)
15.8 sq mi
Density (mi²)
6,761.0/sq mi
Growth Since 2020
-4.48% (-5,004)
The current population of Costa Mesa, California is 106,793 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 111,797.

Costa Mesa, California Population 2024

Population by Race

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Race
Population
Percentage (of total)
White63,47056.93%
Other race21,16218.98%
Two or more races13,67412.26%
Asian9,9878.96%
Black or African American1,5921.43%
Native American1,2091.08%
Native Hawaiian or Pacific Islander3960.36%
showing: 7 rows

White

Other race

Two or more races

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Costa Mesa Population by Race

Costa Mesa Population Pyramid 2024

Costa Mesa Median Age

36.4

Total

36.1

Male

36.8

Female

Costa Mesa Adults

There are 90,387 adults, (14,448 of whom are seniors) in Costa Mesa.

Costa Mesa Age Dependency

46.8

Age Dependency Ratio

19

Old Age Dependency Ratio

27.8

Child Dependency Ratio

Costa Mesa Sex Ratio

Female54,00248.44%
Male57,48851.56%

Costa Mesa Population by Age

Costa Mesa Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All41,4072.6439.760.3
Married17,5493.4256.143.9
Non Family17,0801.5327.572.5
Female4,3653.5423.876.2
Male2,4133.1835.464.6
showing: 5 rows

3.25

Average Family Size

2.64

Average Household Size

39.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Costa Mesa Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Costa Mesa Educational Attainment by Sex (over 25)

Costa Mesa Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 60.78%.

Costa Mesa Educational Attainment by Race

All

Male

Female

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$58,271

Average Earnings

$64,736

Average Male

$50,805

Average Female

Costa Mesa Earnings by Educational Attainment

Costa Mesa Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Costa Mesa Language

63.14% of Costa Mesa residents speak only English, while 36.86% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 26.58% of the population.

Costa Mesa Language

Costa Mesa Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Hispanic40,0074,89012.22%
White53,9864,0297.46%
Other20,9002,87013.73%
Multiple13,6481,3099.59%
Asian9,7949439.63%
Black1,56931620.14%
Native1,19913611.34%
Islander388317.99%
showing: 8 rows

9.47%

Overall Poverty Rate

8.87%

Male Poverty Rate

10.1%

Female Poverty Rate

Poverty in Costa Mesa

The race most likely to be in poverty in Costa Mesa is Black, with 20.14% below the poverty level.

The race least likely to be in poverty in Costa Mesa is White, with 7.46% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.87%. Among those working part-time, it was 9.61%, and for those that did not work, the poverty rate was 22.38%.

Costa Mesa Poverty

rate

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Rate
Poverty
Less Than 9th Grade16.9%
High School11.85%
Some College9.45%
Bachelors or Greater3.96%
showing: 4 rows

Costa Mesa Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed20.44%
Female Unemployed19.32%
Female Employed4.57%
Male Employed3.65%
showing: 4 rows

Costa Mesa Poverty Rate by Employment Status and Sex

Costa Mesa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Costa Mesa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

41.7%

Overall Marriage Rate

41.2%

Male Marriage Rate

42.4%

Female Marriage Rate

Costa Mesa Married by Age and Sex

male

female

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

Married

Widowed

Divorced

Separated

NeverMarried

Costa Mesa Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

3,260

Number of Veterans

3,057

Male Veterans

203

Female Veterans

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Costa Mesa Veterans by War

count

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Costa Mesa Veterans by Age

count

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Costa Mesa Veterans by Race

Costa Mesa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

8.88%

Veteran Poverty Rate

29.13%

Veteran Disability Rate

Costa Mesa Veterans by Education

LaborForceParticipation

73.2%

Labor Force Participation

69.4%

Employment Rate

5%

Unemployment Rate

Costa Mesa Employment by Age

LaborForceParticipation

Costa Mesa Employment by Race

LaborForceParticipation

Costa Mesa Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

58.92%

Born in Costa Mesa

76.8%

Native Born

23.2%

Foreign Born

12.26%

Non Citizen

10.94%

Naturalized

Place of Birth

76.8% of Costa Mesa residents were born in the United States, with 58.92% having been born in California. 12.26% 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

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202999,973-1,364-1.35%
2028101,337-1,364-1.33%
2027102,701-1,364-1.31%
2026104,065-1,364-1.29%
2025105,429-1,364-1.28%
2024106,793-1,364-1.26%
2023108,157-1,364-1.25%
2022109,521-1,364-1.23%
2021110,885-912-0.82%
2020111,797-1,189-1.05%
2019112,986-82-0.07%
2018113,068360.03%
2017113,032-336-0.3%
2016113,368-52-0.05%
2015113,4206890.61%
2014112,7316040.54%
2013112,1274550.41%
2012111,6727050.64%
2011110,9678300.75%
2010110,1371,4131.3%
2000108,72412,36712.83%
199096,35713,79516.71%
198082,5629,90213.63%
197072,66035,11093.5%
196037,55025,706217.04%
195011,8448,244229%
19403,600
showing: 27 rows

Costa Mesa Population by Year