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Fairfax, IA
City in Linn County, Iowa.
Population
2,900
Land area
3.6sq mi
People per sq mi
800
ZIP codes
0
Fairfax and its ZIP codes
Fairfax at a glance
- Fairfax is about 14 times as dense as Iowa as a whole.
- By population, it ranks 125th among 1,017 cities and towns in Iowa.
- The median household income is $114,375, 52% above the Iowa median of $75,059.
- A typical owner-occupied home is valued at $274,500 (32% above Iowa) and median rent is $1,366 a month.
Local data for Fairfax, IA
Counts from official public data
Housing and community stats
Fairfax, IA, American Community Survey 2020-2024
Median household income
$114,375
Poverty rate
6.2%
Median home value
$274,500
Median rent
$1,366/mo
Homeownership
92.4%
Bachelor's or higher
35.1%
Median age
38.5
Average commute
22.2 min
Largest reported origins and ancestries: German Americans (759), Irish Americans (399), Mexican Americans (127).
Economy and federal money
Jobs, pay, income and spending are for Linn County. PPP loans are for Fairfax.
Unemployment rate
4.0%
Aug 2026, -1.1 pts in a year
Average annual pay
$70,464
125,508 jobs, 2025
Income per person
$66,525
BEA, 2024
Federal spending
$2.45B
FY 2026, $10,633 per person
How people get to work
Fairfax, IA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone73.9%
- Carpooled4.4%
- Public transit0.6%
- Walked0.0%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.0%
- Worked from home21.1%
Average one-way commute: 22.2 minutes for people who do not work from home.
Environment and hazard risk
Fairfax, IA, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: strong wind
Storm events since 1996
1,284
Countywide, mostly thunderstorm wind
Flood insurance policies
655
0.7% of homes, county
July high / Jan low
83° / 11°F
35.9 inches of rain a year
Health statistics
Share of adults in Fairfax, IA, CDC PLACES estimates
Obesity
35.1%
U.S. 33.3% +1.8 pts
Diabetes
10.7%
U.S. 12.1% -1.4 pts
Smoking
13.2%
U.S. 12.8% about the same
Uninsured (18-64)
5.3%
U.S. 11.1% -5.8 pts
Cities near Fairfax
| Name | Distance | Land area (sq mi) |
|---|---|---|
| WalfordCity | 4.1 mi | 1 |
| Cedar RapidsCity | 5.9 mi | 74.6 |
| AtkinsCity | 6.1 mi | 1.1 |
| SwisherCity | 7.2 mi | 0.9 |
| NorwayCity | 7.3 mi | 0.4 |
| ShueyvilleCity | 8.7 mi | 1.9 |
| East AmanaCensus-designated place | 9.2 mi | 0.4 |
| PaloCity | 9.5 mi | 1.2 |
| AmanaCensus-designated place | 9.7 mi | 1 |
| HiawathaCity | 11 mi | 4.8 |
| NewhallCity | 11 mi | 0.3 |
| WatkinsCensus-designated place | 11 mi | 0.4 |
| ElyCity | 11 mi | 1.7 |
| Middle AmanaCensus-designated place | 11 mi | 1 |
| High AmanaCensus-designated place | 12 mi | 0.4 |
| RobinsCity | 12 mi | 6 |
Frequently asked questions
- What county is Fairfax, IA in?
- Fairfax is in Linn County, Iowa.
- What is the population of Fairfax, IA?
- About 2,900 people live in Fairfax, based on American Community Survey 5-year estimates.
- What cities are near Fairfax?
- Nearby places include Walford (4.1 mi), Cedar Rapids (5.9 mi), Atkins (6.1 mi), Swisher (7.2 mi), Norway (7.3 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023