Editing San Mateo, California (section)

==Demographics==
{{US Census population
|1880= 932
|1900= 1832
|1910= 4384
|1920= 5979
|1930= 13444
|1940= 19403
|1950= 41782
|1960= 69870
|1970= 78991
|1980= 77640
|1990= 85486
|2000= 92482
|2010= 97207
|2020= 105661
|footnote=U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=https://www.census.gov/programs-surveys/decennial-census.html|title=Census of Population and Housing|publisher=Census.gov|access-date=June 4, 2015}}</ref>
}}

===2020 census===
{| class="wikitable" style="text-align:center;"
|+'''San Mateo city, 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 – San Mateo city, California|url=https://data.census.gov/table?g=160XX00US0668252&tid=DECENNIALSF12000.P004|publisher=[[United States Census Bureau]] |access-date= }}</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) – San Mateo city, California |url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US0668252&tid=DECENNIALPL2010.P2|publisher=[[United States Census Bureau]] |access-date= }}</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) – San Mateo city, California |url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US0668252&tid=DECENNIALPL2020.P2|publisher=[[United States Census Bureau]] |access-date= }}</ref>
!% 2000
!% 2010
!{{partial|% 2020}}
|-
|[[Non-Hispanic or Latino whites|White]] alone (NH)
|52,260
|45,240
|style='background: #ffffe6; |40,519
|56.51%
|46.54%
|style='background: #ffffe6; |38.35%
|-
|[[Non-Hispanic or Latino African Americans|Black or African American]] alone (NH)
|2,273
|2,099
|style='background: #ffffe6; |1,696
|2.46%
|2.16%
|style='background: #ffffe6; |1.61%
|-
|[[Native Americans in the United States|Native American]] or [[Alaska Native]] alone (NH)
|222
|140
|style='background: #ffffe6; |177
|0.24%
|0.14%
|style='background: #ffffe6; |0.17%
|-
|[[Asian Americans|Asian]] alone (NH)
|13,811
|18,153
|style='background: #ffffe6; |27,786
|14.93%
|18.67%
|style='background: #ffffe6; |26.30%
|-
|[[Pacific Islander Americans|Pacific Islander]] alone (NH)
|1,484
|1,937
|style='background: #ffffe6; |1,634
|1.60%
|1.99%
|style='background: #ffffe6; |1.55%
|-
|[[Race and ethnicity in the United States census|Other race]] alone (NH)
|342
|344
|style='background: #ffffe6; |914
|0.37%
|0.35%
|style='background: #ffffe6; |0.87%
|-
|[[Multiracial Americans|Mixed-race or multiracial]] (NH)
|3,117
|3,479
|style='background: #ffffe6; |5,737
|3.37%
|3.58%
|style='background: #ffffe6; |5.43%
|-
|[[Hispanic and Latino Americans|Hispanic or Latino]] (any race)
|18,973
|25,815
|style='background: #ffffe6; |27,198
|20.52%
|26.56%
|style='background: #ffffe6; |25.74%
|-
|'''Total'''
|'''92,482'''
|'''97,207'''
|style='background: #ffffe6; |'''105,661'''
|'''100.00%'''
|'''100.00%'''
|style='background: #ffffe6; |'''100.00%'''
|}
[[File:USA-San Mateo-Episcopal Church of Saint Matthew-2 (cropped).jpg|thumb|right|San Mateo Episcopal Church]]

The [[2010 United States Census]]<ref>{{cite web|url=https://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0668252|archive-url=https://archive.today/20140715032940/http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0668252|archive-date=July 15, 2014|title=2010 Census Interactive Population Search: CA - San Mateo city|publisher=U.S. Census Bureau|access-date=July 12, 2014}}</ref> reported that San Mateo had a population of 97,207. The population density was {{convert|8,013.8|PD/sqmi|PD/km2|sp=us|adj=off}}. The racial makeup of San Mateo was 56,214 (46.8%) White, 2,296 (2.4%) [[African American (U.S. Census)|African American]], 505 (0.5%) [[Native American (U.S. Census)|Native American]], 18,384 (18.9%) [[Asian (U.S. Census)|Asian]] (7.9% Chinese, 4.6% Filipino, 2.2% Japanese, 1.8% Indian, 0.8% Korean, 0.3% Vietnamese, 0.2% Thai), 1,998 (2.1%) [[Pacific Islander (U.S. Census)|Pacific Islander]] (1.2% Tongan, 0.3% Fijian, 0.2% Samoan, 0.1% Hawaiian), 12,264 (12.6%) from [[Race (United States Census)|other races]], and 5,546 (5.7%) from two or more races. [[Hispanic (U.S. Census)|Hispanic]] or [[Latino (U.S. Census)|Latino]] people of any race were 25,815 (26.6%); 14.4% of San Mateo is Mexican, 2.8% Guatemalan, 2.6% Salvadoran, 1.2% Peruvian, 0.9% Nicaraguan, 0.5% Puerto Rican, 0.3% Colombian, 0.3% Chilean, 0.2% Honduran, and 0.2% Cuban.

The Census reported that 95,891 people (98.6% of the population) lived in households, 975 (1.0%) lived in non-institutionalized group quarters, and 341 (0.4%) were institutionalized.

There were 38,233 households, out of which 11,464 (30.0%) had children under the age of 18 living in them, 17,964 (47.0%) were [[marriage|opposite-sex married couples]] living together, 3,824 (10.0%) had a female householder with no husband present, 1,656 (4.3%) had a male householder with no wife present. There were 2,098 (5.5%) [[POSSLQ|unmarried opposite-sex partnerships]], and 343 (0.9%) [[same-sex partnerships|same-sex married couples or partnerships]]. 11,751 households (30.7%) were made up of individuals, and 4,391 (11.5%) had someone living alone who was 65 years of age or older. The average household size was 2.51. There were 23,444 [[family (U.S. Census)|families]] (61.3% of all households); the average family size was 3.14.

[[File:Japanese Tea Garden, San Mateo, CA - IMG 9112.JPG|thumb|right|Japanese Tea Garden]]

The population was spread out, with 20,254 people (20.8%) under the age of 18, 6,915 people (7.1%) aged 18 to 24, 30,772 people (31.7%) aged 25 to 44, 25,286 people (26.0%) aged 45 to 64, and 13,980 people (14.4%) who were 65 years of age or older. The median age was 38.9 years. For every 100 females, there were 95.4 males. For every 100 females age 18 and over, there were 92.8 males.

There were 40,014 housing units at an average density of {{convert|3,298.8|/mi2|/km2|disp=preunit|units&nbsp;|units|}}, of which 19,969 (52.2%) were owner-occupied, and 18,264 (47.8%) were occupied by renters. The homeowner vacancy rate was 1.5%; the rental vacancy rate was 3.7%. Of the population, 50,951 people (52.4%) lived in owner-occupied housing units and 44,940 people (46.2%) lived in rental housing units.

According to the 2011 American Community Survey 5-Year estimate,<ref>{{cite web |url=https://factfinder.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_11_5YR_DP03 |archive-url=https://archive.today/20200212211753/https://factfinder.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_11_5YR_DP03 |archive-date=February 12, 2020 |title=2007-2011 American Community Survey 5-Year Estimates |work=[[United States Census Bureau]] |date=2011 |access-date=April 8, 2020}}</ref> the median income for a household in the city was $86,772, and the median income for a family was $107,023. Males had a median income of $65,541 versus $60,491 for females. The per capita income for the city was $25,248. About 3.6% of families and 5.9% of the population were below the poverty line, including 6.1% of those under age 18 and 5.9% of those age 65 or over.