Editing Costa Mesa, California (section)

==Demographics==
{{US Census population
|1950= 11844
|1960= 37550
|1970= 72660
|1980= 82562
|1990= 96357
|2000= 108724
|2010= 109960
|2020= 111918
|estref=
|align-fn=center
|footnote=U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=https://www.census.gov/programs-surveys/decennial-census/decade.html|title=Decennial Census by Decade|website=[[United States Census Bureau]]|access-date=}}</ref><br> 1860–1870<ref name=1870CensusCA1>{{Cite web|title= 1870 Census of Population - Population of Civil Divisions less than Counties - California - Almeda County to Sutter County |url=https://www2.census.gov/library/publications/decennial/1870/population/1870a-12.pdf|website=[[United States Census Bureau]]}}</ref><ref name=1870CensusCA2>{{Cite web|title= 1870 Census of Population - Population of Civil Divisions less than Counties - California - Tehama County to Yuba County  |url=https://www2.census.gov/library/publications/decennial/1870/population/1870a-13.pdf|website=[[United States Census Bureau]]}}</ref> 1880-1890<ref name=1890CensusCA>{{Cite web|title= 1890 Census of Population - Population of California by Minor Civil Divisions |url=https://www2.census.gov/library/publications/decennial/1890/bulletins/demographics/134-population-of-ca.pdf|website=[[United States Census Bureau]]}}</ref><br> 1900<ref name=1900CensusCA>{{Cite web|title= 1900 Census of Population - Population of California by Counties and Minor Civil Divisions |url=https://www2.census.gov/library/publications/decennial/1900/bulletins/demographic/10-population-ca.pdf|website=[[United States Census Bureau]]}}</ref> 1910<ref name=1910CensusCA>{{Cite web|title= 1910 Census of Population - Supplement for California |url=https://www2.census.gov/library/publications/decennial/1910/abstract/supplement-ca.pdf|website=[[United States Census Bureau]]}}</ref> 1920<ref name=1920CensusCA>{{Cite web|title= 1920 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1920/bulletins/demographics/population-ca-number-of-inhabitants.pdf|website=[[United States Census Bureau]]}}</ref><br> 1930<ref name=1930CensusCA>{{Cite web|title= 1930 Census of Population - Number and Distribution of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1930/population-volume-1/03815512v1ch03.pdf|website=[[United States Census Bureau]]}}</ref> 1940<ref name=1940CensusCA>{{Cite web|title= 1940 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1940/population-volume-1/33973538v1ch03.pdf|website=[[United States Census Bureau]]}}</ref> 1950<ref name=1950CensusCA>{{Cite web|title= 1950 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/library/publications/decennial/1950/population-volume-1/vol-01-08.pdf|website=[[United States Census Bureau]]}}</ref><br> 1960<ref name=1960CensusCA>{{Cite web|title= 1960 Census of Population - General population Characteristics - California |url=https://www2.census.gov/library/publications/decennial/1960/population-volume-1/vol-01-06-d.pdf|website=[[United States Census Bureau]]}}</ref> 1970<ref name=1970CensusCA>{{Cite web|title= 1970 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/prod2/decennial/documents/1970a_ca1-01.pdf|website=[[United States Census Bureau]]}}</ref> 1980<ref name=1980CensusCA>{{Cite web|title= 1980 Census of Population - Number of Inhabitants - California |url=https://www2.census.gov/prod2/decennial/documents/1980a_caAB-01.pdf|website=[[United States Census Bureau]]}}</ref><br> 1990<ref name=1990CensusCA>{{Cite web|title= 1990 Census of Population - Population and Housing Unit Counts - California |url=https://www2.census.gov/prod2/cen1990/cph2/cph-2-6.pdf|website=[[United States Census Bureau]]}}</ref>
2000<ref name=2000CensusCA>{{Cite web|title= 2000 Census of Population - Population and Housing Unit Counts - California |url=https://www2.census.gov/library/publications/2003/dec/phc-3-6.pdf|website=[[United States Census Bureau]]}}</ref> 2010<ref name=2010CensusCA>{{Cite web|title= 2010 Census of Population - Population and Housing Unit Counts - California |url=https://www2.census.gov/library/publications/decennial/2010/cph-2/cph-2-6.pdf|website=[[United States Census Bureau]]}}</ref><br> 2020<ref name=2020CensusP2/>
}}

Costa Mesa was first listed as an unincorporated community in the [[1950 U.S. Census]] as part of unincorporated Newport Beach Township;<ref name=1950CensusCA/> and listed as a city in the [[1960 U.S. Census]].<ref name=1960CensusCA/> 

===2020===
{| class="wikitable" style="text-align:center;"
|+'''Costa Mesa, California – Racial and ethnic composition'''<br><small>{{nobold|''Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.''}}</small>
!Race / Ethnicity <small>(''NH = Non-Hispanic'')</small>
!Pop 2000<ref name=2000CensusP004>{{Cite web|title=P004: Hispanic or Latino, and Not Hispanic or Latino by Race – 2000: DEC Summary File 1 – Costa Mesa city, California|url=https://data.census.gov/table?g=160XX00US0616532&tid=DECENNIALSF12000.P004|publisher=[[United States Census Bureau]] |access-date=January 26, 2024}}</ref>
!Pop 2010<ref name=2010CensusP2>{{Cite web|title=P2: Hispanic or Latino, and Not Hispanic or Latino by Race – 2010: DEC Redistricting Data (PL 94-171) – Costa Mesa city, California|url=https://data.census.gov/table?q=p2&g=160XX00US0616532&tid=DECENNIALPL2010.P2|publisher=[[United States Census Bureau]] |access-date=January 26, 2024}}</ref>
!{{partial|Pop 2020}}<ref name=2020CensusP2>{{Cite web|title=P2: Hispanic or Latino, and Not Hispanic or Latino by Race – 2020: DEC Redistricting Data (PL 94-171) – Costa Mesa city, California|url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US0616532&tid=DECENNIALPL2020.P2|publisher=[[United States Census Bureau]] |access-date=January 26, 2024}}</ref>
!% 2000
!% 2010
!{{partial|% 2020}}
|-
|[[Non-Hispanic or Latino whites|White]] alone (NH)
|61,778
|56,993
|style='background: #ffffe6; |54,169
|56.82%
|51.83%
|style='background: #ffffe6; |48.40%
|-
|[[Non-Hispanic or Latino African Americans|Black or African American]] alone (NH)
|1,313
|1,352
|style='background: #ffffe6; |1,306
|1.21%
|1.23%
|style='background: #ffffe6; |1.17%
|-
|[[Native Americans in the United States|Native American]] or [[Alaska Native]] alone (NH)
|329
|266
|style='background: #ffffe6; |232
|0.30%
|0.24%
|style='background: #ffffe6; |0.21%
|-
|[[Asian Americans|Asian]] alone (NH)
|7,421
|8,483
|style='background: #ffffe6; |9,455
|6.83%
|7.71%
|style='background: #ffffe6; |8.45%
|-
|[[Native Hawaiian]] or [[Pacific Islander Americans|Pacific Islander]] alone (NH)
|601
|486
|style='background: #ffffe6; |412
|0.55%
|0.44%
|style='background: #ffffe6; |0.37%
|-
|[[Race and ethnicity in the United States census|Other race]] alone (NH)
|220
|243
|style='background: #ffffe6; |618
|0.20%
|0.22%
|style='background: #ffffe6; |0.55%
|-
|[[Multiracial Americans|Mixed race or Multiracial]] (NH)
|2,539
|2,734
|style='background: #ffffe6; |4,931
|2.34%
|2.49%
|style='background: #ffffe6; |4.41%
|-
|[[Hispanic and Latino Americans|Hispanic or Latino]] (any race)
|34,523
|39,403
|style='background: #ffffe6; |40,795
|31.75%
|35.83%
|style='background: #ffffe6; |36.45%
|-
|'''Total'''
|'''108,724'''
|'''109,960'''
|style='background: #ffffe6; |'''111,918'''
|'''100.00%'''
|'''100.00%'''
|style='background: #ffffe6; |'''100.00%'''
|}

===2010===
At the [[2010 United States Census|2010 census]] Costa Mesa had a population of 109,960. The population density was {{convert|7,004.0|PD/sqmi|PD/km2|sp=us|adj=off}}. The racial makeup of Costa Mesa was 75,335 (68.5%) White (51.8% Non-Hispanic White),<ref name="quickfacts.census.gov">{{cite web |title= United States QuickFacts |url= http://quickfacts.census.gov/qfd/states/06/0616532.html |access-date= December 12, 2013 |archive-url= https://web.archive.org/web/20120917053137/http://quickfacts.census.gov/qfd/states/06/0616532.html |archive-date= September 17, 2012 |url-status= dead }}</ref> 1,640 (1.5%) African American, 686 (0.6%) Native American, 8,654 (7.9%) Asian, 527 (0.5%) Pacific Islander, 17,992 (16.4%) from other races, and 5,126 (4.7%) from two or more races. Hispanic or Latino of any race were 39,403 persons (35.8%).<ref>{{cite web|url=http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0616532|archive-url=https://archive.today/20140715024228/http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0616532|url-status=dead|archive-date=  July 15, 2014|title=2010 Census Interactive Population Search: CA - Costa Mesa city|publisher=U.S. Census Bureau|access-date= July 12, 2014}}</ref>

The [[United States Census Bureau|Census]] reported that 106,990 people (97.3% of the population) lived in households, 2,232 (2.0%) lived in non-institutionalized group quarters, and 738 (0.7%) were institutionalized.{{citation needed|date=June 2021}}

There were 39,946 households, 12,298 (30.8%) had children under the age of 18 living in them, 16,478 (41.3%) were [[marriage|opposite-sex married couples]] living together, 4,369 (10.9%) had a female householder with no husband present, 2,392 (6.0%) had a male householder with no wife present. There were 3,013 (7.5%) [[POSSLQ|unmarried opposite-sex partnerships]], and 281 (0.7%) [[same-sex partnerships|same-sex married couples or partnerships]]. 10,963 households (27.4%) were one person and 2,775 (6.9%) had someone living alone who was 65 or older. The average household size was 2.68. There were 23,239 families (58.2% of households); the average family size was 3.30.{{citation needed|date=June 2021}}

The age distribution was 23,682 people (21.5%) under the age of 18, 12,847 people (11.7%) aged 18 to 24, 38,211 people (34.7%) aged 25 to 44, 25,106 people (22.8%) aged 45 to 64, and 10,114 people (9.2%) who were 65 or older. The median age was 33.6 years. For every 100 females, there were 103.7 males. For every 100 females age 18 and over, there were 102.7 males.{{citation needed|date=June 2021}}

There were 42,120 housing units at an average density of 2,682.9 per square mile, of the occupied units 15,799 (39.6%) were owner-occupied and 24,147 (60.4%) were rented. The homeowner vacancy rate was 1.2%; the rental vacancy rate was 5.9%. 42,517 people (38.7% of the population) lived in owner-occupied housing units and 64,473 people (58.6%) lived in rental housing units.

During 2009–2013, Costa Mesa had a median household income of $65,830, with 15.1% of the population living below the poverty line.<ref name="quickfacts.census.gov"/>

===2000===
At the [[2000 United States Census|2000 census]] there were 108,724 people in 39,206 households, including 22,778 families, in the city. The population density was {{convert|6,956.3|PD/sqmi|PD/km2|sp=us|adj=off}}. There were 40,406 housing units at an average density of {{convert|2,585.2|/mi2|/km2|disp=preunit|units&nbsp;|units|}}. The [[Race and ethnicity in the United States Census#2000 census|racial makeup]] of the city was 69.48% White, 1.40% Black or African American, 0.78% Native American, 6.90% Asian, 0.60% Pacific Islander, 16.57% from other races, and 4.27% from two or more races. 31.75% of the population were [[Hispanics in the United States|Hispanic]] or Latino of any race.<ref name="GR2">{{cite web |url=https://www.census.gov/ |publisher=[[United States Census Bureau]] |access-date=January 31, 2008 |title=U.S. Census website |archive-date=July 9, 2021 |archive-url=https://web.archive.org/web/20210709054630/https://www.census.gov/ |url-status=live }}</ref>
Of the 39,206 households 29.2% had children under the age of 18 living with them, 42.8% were married couples living together, 10.3% had a female householder with no husband present, and 41.9% were non-families. 28.1% of households were one person and 6.3% were one person aged 65 or older. The average household size was 2.69 and the average family size was 3.34.{{citation needed|date=June 2021}}

The age distribution was 23.2% under the age of 18, 11.2% from 18 to 24, 39.0% from 25 to 44, 18.1% from 45 to 64, and 8.4% 65 or older. The median age was 32 years. For every 100 females, there were 105.0 males. For every 100 females age 18 and over, there were 103.9 males.{{citation needed|date=June 2021}}

The median household income was $50,732 and the median family income was $55,456. Males had a median income of $38,670 versus $32,365 for females. The per capita income for the city was $23,342. About 8.2% of families and 12.6% of the population were below the [[poverty line]], including 16.0% of those under age 18 and 6.2% of those age 65 or over.{{citation needed|date=June 2021}}

===Housing===
{{Further|California housing shortage}}
Measure Y is a ballot initiative [[Municipal elections in Costa Mesa, California#2016 Measure Y and Measure Z Election|approved by voters in 2016]]. It requires public approval of projects that have a general plan amendment or zoning change and would add 40 or more dwelling units or 10,000 or more square feet of commercial space.<ref>{{cite web|url=https://www.latimes.com/socal/daily-pilot/news/tn-dpt-me-cm-one-metro-west-20190306-story.html|title=Proposed 1,057-unit residential complex with office and retail space moves ahead in Costa Mesa|last=Money|first=Luke|date=March 6, 2019|website=Daily Pilot|publisher=[[Los Angeles Times]]|access-date=March 8, 2019|archive-date=March 8, 2019|archive-url=https://web.archive.org/web/20190308224318/https://www.latimes.com/socal/daily-pilot/news/tn-dpt-me-cm-one-metro-west-20190306-story.html|url-status=live}}</ref> The median housing price is $807,000 ($505 per sq ft) and $3,500 for the median rent per month.<ref>{{cite web|url=https://www.trulia.com/real_estate/Costa_Mesa-California/|title=Real Estate Overview for Costa Mesa, CA - Trulia|website=www.trulia.com|language=en|access-date=July 26, 2019|archive-date=July 26, 2019|archive-url=https://web.archive.org/web/20190726235205/https://www.trulia.com/real_estate/Costa_Mesa-California/|url-status=live}}</ref> Measure Y was amended in 2022 by [[Municipal elections in Costa Mesa, California#2022 Measure K Election|Measure K]].