Fairfield Flag

Fairfield

County:
Solano County
County Seat:
Yes
Area (mi²):
41.586
State:
California

Fairfield is a city located in Solano County, California. Fairfield has a 2026 population of 124,024. It is also the county seat of Solano County. Fairfield is currently growing at a rate of 0.56% annually and its population has increased by 3.45% since the most recent census, which recorded a population of 119,890 in 2020.

The median household income in Fairfield is $101,895 with a poverty rate of 10.18%. The median age in Fairfield is 36.9 years: 36.2 years for males, and 38.1 years for females. For every 100 females there are 99.6 males.

124K
Total Population
2,982
Density (mi²)
689 0.56%
Growth

Fairfield Population

Fairfield Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026124,0246890.56%
2025123,3356890.56%
2024122,6461,5211.26%
2023121,1259200.77%
2022120,2052100.18%
2021119,9951050.09%
2020119,890-37-0.03%
2019117,4683800.32%
2018117,0889440.81%
2017116,1441,7361.52%
2016114,4081,6761.49%
2015112,7321,5571.4%
2014111,1751,8641.71%
2013109,3111,5471.44%
2012107,7641,3031.22%
2011106,4618090.77%
2010105,6523310.31%
200096,17818,96724.57%
199077,21119,11232.9%
198058,09913,95331.61%
197044,14629,178194.94%
196014,96811,850380.05%
19503,1181,806137.65%
19401,31218116%
19301,13112312.2%
19201,00817420.86%
191083433466.8%
1900500-5-0.99%
18905058119.1%
18804249528.88%
187032900%

Median Age

Overall: 36.9 years
Female: 38.1 years
Male: 36.2 years

Fairfield Adults

There are 91,701 adults, (18,051 of whom are seniors) in Fairfield.

Sex Ratio

Female: 60,517 (50.1%)
Male: 60,268 (49.9%)

Demographics

The racial composition of Fairfield includes 32.18% White, 18.08% Asian, 15.38% other race, 14.46% Black or African American, and smaller percentages for Native Hawaiian or Pacific Islander, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White38,87132.18%
Asian21,84318.08%
Two or more races21,43317.74%
Other race18,57915.38%
Black or African American17,46914.46%
Native Hawaiian or Pacific Islander1,7261.43%
Native American8640.72%
Race
Population ↓
Percentage (of total)
Other race17,57414.55%
Two or more races13,26410.98%
White6,9325.74%
Native American6560.54%
Native Hawaiian or Pacific Islander5090.42%
Black or African American3430.28%
Asian2780.23%
Race
Population ↓
Percentage (of total)
White31,93926.44%
Asian21,56517.85%
Black or African American17,12614.18%
Two or more races8,1696.76%
Native Hawaiian or Pacific Islander1,2171.01%
Other race1,0050.83%
Native American2080.17%

Fairfield Marital Status

Economics and Income Statistics

Fairfield 's average per capita income is $58,509. Household income levels show a median of $101,895. The poverty rate stands at 10.18%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$133,066$162,355
Families$113,157$143,872
Households$101,895$130,873
Non Families$66,096$81,226

$58,509

Average Income

$101,895

Median Household Income

10.18%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)