Fairfax, IA Profile: Facts, Map & Data


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Fairfax, Iowa - Basic Facts

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The City of Fairfax had a population of 2,320 as of July 1, 2016. Fairfax ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Fairfax is located at latitude 41.922 and longitude -91.7762 in Linn County. The formal boundaries for the City of Fairfax (see map below) encompass a land area of 1.93 sq. miles and a water area of 0.03 sq. miles. Linn County is in the Central time zone (GMT -6). The elevation is 774 feet.

The City of Fairfax (GNIS ID: 2394730) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Fairfax is located within Township of Fairfax, a minor civil division (MCD) of Linn County.

Beneath the boundary map are tables with Fairfax population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

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City of Fairfax, IA Boundary Map

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Boundary Maps: Township of Fairfax | Linn County | Iowa Counties

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Fairfax, IA Data & Demographics (As of July 1, 2016)


Total Population 2,320
Population in Households 2,320
Population in Familes 1,853
Population in Group Qrtrs 0
Population Density1 1,203
Diversity Index2 18


Total Households 851
Average Household Size 2.73
Family Households 563
Average Family Size 3


Total Housing Units 852 (100%)
Owner Occupied HU 685 (80.4%)
Renter Occupied HU 166 (19.5%)
Vacant Housing Units 1 ( 0.1%)
Median Home Value $184,291
Average Home Value $222,880


Median Household Income $69,853
Average Household Income $76,180
Per Capita Income $31,006
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.43% 1.35%
Households 1.36% 1.28%
Families -1.22% 1.18%
Median Household Income   3.45%
Per Capita Income   1.59%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Fairfax, IA - Peer Comparisons by Rank and Percentile

The table below compares Fairfax to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 146 86th
Population Density1 # 200 80th
Diversity Index2 # 172 83rd
Median Household Income # 79 92nd
Per Capita Income # 225 78th

Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.

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