Fairfield Population

1870–2026

123.09K

2026 projection

2.7% since 2020 (increase)

020K40K60K80K100K120K140K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Fairfield. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026123,094+6050.49%
2025122,489+1760.14%
2024122,313+1,1280.93%
2023121,185+9650.80%
2022120,220+1870.16%
2021120,033+1430.12%
2020119,890+2,4222.06%
2019117,468+3800.32%
2018117,088+9440.81%
2017116,144+1,7361.52%

Showing 10 of 31 years.

Fairfield Demographics

36.9median age

Median age

Female38.1 yrs
Male36.2 yrs

Adults

91,701
18,051 seniors · 20%73,650 other adults

Sex

Female 50.1% · 60,517Male 49.9% · 60,268

Population by age

MaleFemale85+ years, male: 90585+ years, female: 1,14680–84 years, male: 87280–84 years, female: 1,15375–79 years, male: 1,48675–79 years, female: 1,92970–74 years, male: 2,45870–74 years, female: 2,28065–69 years, male: 2,65265–69 years, female: 3,17060–64 years, male: 3,04660–64 years, female: 3,45555–59 years, male: 3,77355–59 years, female: 3,64250–54 years, male: 3,47850–54 years, female: 3,51245–49 years, male: 3,42445–49 years, female: 4,06340–44 years, male: 4,29740–44 years, female: 4,63535–39 years, male: 4,69435–39 years, female: 3,59330–34 years, male: 4,70230–34 years, female: 4,11425–29 years, male: 4,28725–29 years, female: 3,75820–24 years, male: 4,13520–24 years, female: 3,75515–19 years, male: 4,14815–19 years, female: 4,13210–14 years, male: 3,99110–14 years, female: 4,4735–9 years, male: 4,2405–9 years, female: 3,5820–4 years, male: 3,6800–4 years, female: 4,12585+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–42K2K4K4K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 1,208 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Fairfield Income

$101,895median household income

Median household income

$101,895

Half of households earn more, half earn less

Median earnings

$58,509

Typical yearly pay for a worker 25 or older.

Poverty rate

10.2%

About 1 in 10 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Fairfield Marital Status

49% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married49%50%48%
Never married36%40%33%
Divorced8%7%10%
Widowed5%2%7%
Separated1%1%2%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

10 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year