Fairfax Flag

Fairfax

County:
Linn County
County Seat:
No
Area (mi²):
3.36
State:
Iowa

Fairfax is a city located in Linn County, Iowa. Fairfax has a 2025 population of 2,938. Fairfax is currently growing at a rate of 0.58% annually and its population has increased by 2.98% since the most recent census, which recorded a population of 2,853 in 2020.

The average household income in Fairfax is $128,332 with a poverty rate of 5.06%.The median age in Fairfax is 37.1 years: 34.6 years for males, and 38.6 years for females.

2.9K
Total Population
874
Density (mi²)
17 0.58%
Growth

Fairfax Population

Fairfax Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Fairfax includes 88.06% White, and smaller percentages for Black or African American, other race, Asian, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White2,52388.06%
Two or more races2006.98%
Black or African American832.9%
Other race381.33%
Asian180.63%
Native American30.1%

Fairfax Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Fairfax's average per capita income is $61,683. Household income levels show a median of $120,552. The poverty rate stands at 5.06%.

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$136,591-
Families$130,893$140,336
Households$120,552$128,332
Non Families$54,063$65,006

$61,683

Average Income

$120,552

Median Household Income

5.06%

Poverty Rate

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)