Fairfield demographics profile

StatisticFairfieldIdahoNational
Population4621,635,483318,558,162
Population density (sq mi)5271991
Median age34.135.737.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)51%60%55%
Families w/ Kids under 1868%45%43%
Speak English94%89%79%
Speak Spanish6%8%13%
Fairfield, ID has a population of 462 and is the 20,029th largest city in the United States. The population density is 527 per sq mi which is 2664% higher than the Idaho average and 482% higher than the national average. The median age in Fairfield is 34 which is approximately 4% lower than the Idaho average of 36. In Fairfield, 51% of the population over 15 years of age are married, 94% speak English and 6% speak Spanish. 51% of Fairfield residents were born in Idaho, 44% were born out of state, 1% were born outside of the United States and 4% were foreign born.
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Did you know?

  • The population density in Fairfield is 2664% higher than Idaho.
  • The median age in Fairfield is 4% lower than Idaho.
  • In Fairfield 91.77% of the population is White.
  • In Fairfield 0.00% of the population is Black or African American.
  • In Fairfield 0.00% of the population is Asian.

Compare Fairfield, ID Demographics To Other Cities

Fairfield population breakdown by race

RaceFairfieldIdahoNational
White91.77%91.30%73.35%
Black or African American0.00%0.64%12.63%
Asian0.00%1.32%5.22%
American Indian0.00%1.31%0.82%
Native Hawaiian0.00%0.12%0.18%
Mixed race0.43%2.57%3.06%
Other race7.79%2.74%4.75%
In Fairfield, 7.8% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Fairfield age breakdown

Marital status

Age of children in married couples

Source: The Fairfield, ID demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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