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.
Data after 2023 is projected based on recent change
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.
Race | Population | Percentage (of total) |
---|---|---|
White | 2,523 | 88.06% |
Two or more races | 200 | 6.98% |
Black or African American | 83 | 2.9% |
Other race | 38 | 1.33% |
Asian | 18 | 0.63% |
Native American | 3 | 0.1% |
Married
Widowed
Divorced
Separated
Never Married
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%.
Name | Median | Mean |
---|---|---|
Married Families | $136,591 | - |
Families | $130,893 | $140,336 |
Households | $120,552 | $128,332 |
Non Families | $54,063 | $65,006 |
Average Income
Median Household Income
Poverty Rate