Editing Fairfield, California (section)

==Demographics==
{{US Census population
|1870= 329
|1880= 424
|1910= 834
|1920= 1008
|1930= 1131
|1940= 1312
|1950= 3118
|1960= 14968
|1970= 44146
|1980= 58099
|1990= 77211
|2000= 96178
|2010= 105321
|2020= 119881
|estimate= 120768
|estyear=2023
|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===
{| class="wikitable" style="text-align:center;"
|+'''Fairfield 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 – Fairfield city, California |url=https://data.census.gov/table?g=160XX00US0623182&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) – Fairfield city, California |url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US0623182&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) – Fairfield city, California |url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US0623182&tid=DECENNIALPL2020.P2|publisher=[[United States Census Bureau]] |access-date= }}</ref>
!% 2000
!% 2010
!{{partial|% 2020}}
|-
|[[Non-Hispanic or Latino whites|White]] alone (NH)
|47,094
|37,091
|style='background: #ffffe6; |33,265
|48.97%
|35.22%
|style='background: #ffffe6; |27.75%
|-
|[[Non-Hispanic or Latino African Americans|Black or African American]] alone (NH)
|14,097
|15,979
|style='background: #ffffe6; |17,216
|14.66%
|15.17%
|style='background: #ffffe6; |14.36%
|-
|[[Native Americans in the United States|Native American]] or [[Alaska Native]] alone (NH)
|518
|462
|style='background: #ffffe6; |384
|0.54%
|0.44%
|style='background: #ffffe6; |0.32%
|-
|[[Asian Americans|Asian]] alone (NH)
|10,277
|15,265
|style='background: #ffffe6; |21,921
|10.69%
|14.49%
|style='background: #ffffe6; |18.29%
|-
|[[Pacific Islander Americans|Pacific Islander]] alone (NH)
|851
|1,049
|style='background: #ffffe6; |1,201
|0.88%
|1.00%
|style='background: #ffffe6; |1.00%
|-
|[[Race and ethnicity in the United States census|Other Race]] alone (NH)
|270
|231
|style='background: #ffffe6; |660
|0.28%
|0.22%
|style='background: #ffffe6; |0.55%
|-
|[[Multiracial Americans|Mixed race or Multiracial]] (NH)
|5,021
|6,455
|style='background: #ffffe6; |8,511
|5.22%
|6.13%
|style='background: #ffffe6; |7.10%
|-
|[[Hispanic and Latino Americans|Hispanic or Latino]] (any race)
|18,050
|28,789
|style='background: #ffffe6; |36,723
|18.77%
|27.33%
|style='background: #ffffe6; |30.63%
|-
|'''Total'''
|'''96,178'''
|'''105,321'''
|style='background: #ffffe6; |'''119,881'''
|'''100.00%'''
|'''100.00%'''
|style='background: #ffffe6; |'''100.00%'''
|}

According to the 2020 United States census, Fairfield had a population of 119,881.<ref>{{Cite web |title=U.S. Census Bureau QuickFacts: Fairfield city, California |url=https://www.census.gov/quickfacts/fact/table/fairfieldcitycalifornia/POP010220 |access-date=March 5, 2023 |website=United States Census Bureau}}</ref> The population density was {{convert|2882.4|PD/sqmi|PD/km2|sp=us|adj=off}}. During the period between 2017 and 2021, on average, 3.16 people lived in a household. The racial makeup of Fairfield is 42.2% [[White (U.S. census)|White]], 15.9% [[Black or African-American (U.S. Census)|Black or African American]], 0.6% [[Native American (U.S. Census)|Native American]], 17.7% [[Asian (U.S. census)|Asian]], 1.2% [[Pacific Islander (U.S. Census)|Native Hawaiian or Pacific Islander]], and 12.9% from two or more races. [[Hispanic (U.S. census)|Hispanic]] or [[Latino (U.S. Census)|Latino]] of any race was 29.3%. Non-Hispanic White was 29.0%.

Approximately one-quarter of Fairfield's population is under the age of 18 (25.3%). People who were 65 years or older constituted 13.0% of the population.

===2010===
The [[2010 United States census]]<ref>{{cite web|url=http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0623182|archive-url=https://archive.today/20140715024827/http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0623182|url-status=dead|archive-date=July 15, 2014|title=2010 Census Interactive Population Search: CA - Fairfield city|publisher=U.S. Census Bureau|access-date=July 12, 2014}}</ref> reported that Fairfield had a population of 105,322. The population density was {{convert|2,798.5|PD/sqmi|PD/km2|sp=us|adj=off}}. The racial makeup of Fairfield was 48,407 (46.0%) [[White (U.S. Census)|White]], 16,586 (15.7%) [[African American (U.S. Census)|African American]], 869 (0.8%) [[Native American (U.S. Census)|Native American]], 15,700 (14.9%) [[Asian (U.S. Census)|Asian]] (9.1% Filipino, 1.8% Indian, 1.0% Chinese, 0.6% Vietnamese, 0.6% Japanese, 0.4% Korean, 0.3% Laotian, 0.2% Thai, 0.1% Pakistani), 1,149 (1.1%) [[Pacific Islander (U.S. Census)|Pacific Islander]], 13,301 (12.6%) from [[Race (United States census)|other races]], and 9,309 (8.8%) from two or more races.  [[Hispanic (U.S. Census)|Hispanic]] or [[Latino (U.S. Census)|Latino]] of any race were 28,789 persons (27.3%); 21.2% of Fairfield was Mexican, 1.1% Puerto Rican, 1.0% Salvadoran, 0.5% Nicaraguan, 0.3% Guatemalan, 0.2% Cuban, and 0.2% Peruvian.

The Census reported that 102,832 people (97.6% of the population) lived in households, 1,221 (1.2%) lived in non-institutionalized group quarters, and 1,268 (1.2%) were institutionalized.

There were 34,484 households, out of which 14,725 (42.7%) had children under the age of 18 living in them, 18,461 (53.5%) were [[marriage|opposite-sex married couples]] living together, 5,203 (15.1%) had a female householder with no husband present, 2,179 (6.3%) had a male householder with no wife present. There were 2,052 (6.0%) [[POSSLQ|unmarried opposite-sex partnerships]], and 237 (0.7%) [[same-sex partnerships|same-sex married couples or partnerships]]. 6,802 households (19.7%) were made up of individuals, and 2,500 (7.2%) had someone living alone who was 65 years of age or older. The average household size was 2.98. There were 25,843 [[family (U.S. Census)|families]] (74.9% of all households); the average family size was 3.42.

The population was spread out, with 28,499 people (27.1%) under the age of 18, 11,246 people (10.7%) aged 18 to 24, 28,917 people (27.5%) aged 25 to 44, 25,884 people (24.6%) aged 45 to 64, and 10,775 people (10.2%) who were 65 years of age or older. The median age was 33.7 years. For every 100 females, there were 97.0 males. For every 100 females age 18 and over, there were 94.6 males.

There were 37,184 housing units at an average density of {{convert|988.0|/mi2|/km2|disp=preunit|units&nbsp;|units|}}, of which 20,835 (60.4%) were owner-occupied, and 13,649 (39.6%) were occupied by renters. The homeowner vacancy rate was 2.5%; the rental vacancy rate was 7.1%. 61,652 people (58.5% of the population) lived in owner-occupied housing units and 41,180 people (39.1%) lived in rental housing units.

===2000===
[[File:Downtown Fairfield.jpg|thumb|Downtown]]

As of the [[census]]<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  }}</ref> of 2000, there were 96,178 people, 30,870 households, and 24,016 families residing in the city. The [[population density]] was {{convert|986.3|/km2|/mi2|disp=preunit|people|people|abbr=on}}. There were 31,792 housing units at an average density of {{convert|326.0|/km2|/mi2|disp=preunit|units|units|abbr=on}}. The racial makeup of the city was 56.21% [[Race (U.S. Census)|White]], 15.02% [[Race (U.S. Census)|Black]] or [[Race (U.S. Census)|African American]], 0.77% [[Race (U.S. Census)|Native American]], 10.89% [[Race (U.S. Census)|Asian]], 0.93% [[Race (U.S. Census)|Pacific Islander]], 8.77% from [[Race (U.S. Census)|other races]], and 7.41% from two or more races. 18.77% of the population were [[Hispanic and Latino Americans|Hispanic]] or [[Race (U.S. Census)|Latino]] of any race.

There were 30,870 households, out of which 43.1% had children under the age of 18 living with them, 58.4% were [[Marriage|married couples]] living together, 14.2% had a female householder with no husband present, and 22.2% were non-families. 17.0% of all households were made up of individuals, and 5.5% had someone living alone who was 65 years of age or older. The average household size was 2.98 and the average family size was 3.33.

In the city, the population was spread out, with 29.8% under the age of 18, 11.1% from 18 to 24, 31.3% from 25 to 44, 18.8% from 45 to 64, and 9.0% who were 65 years of age or older. The median age was 31 years. For every 100 females, there were 99.1 males. For every 100 females age 18 and over, there were 97.4 males.

The median income for a household in the city was $51,151, and the median income for a family was $55,503. Males had a median income of $38,544 versus $30,616 for females. The [[per capita income]] for the city was $20,617. 9.3% of the population and 7.1% of families were below the [[poverty line]]. Out of the total population, 12.1% of those under the age of 18 and 5.2% of those 65 and older were living below the poverty line.