Allison, IA Profile: Facts, Map & Data


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Allison, Iowa - Basic Facts

The City of Allison had a population of 1,187 as of July 1, 2015. Allison ranks in the lower quartile for 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 Allison is located at latitude 42.7517 and longitude -92.7958 in Butler County. The formal boundaries for the City of Allison (see map below) encompass a land area of 2.93 sq. miles and a water area of 0 sq. miles. Butler County is in the Central time zone (GMT -6). The elevation is 1,053 feet.

The City of Allison (GNIS ID: 2393924) 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.

Beneath the boundary map are tables with Allison population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2015.

City of Allison, IA Boundary Map


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Allison, IA Data & Demographics (As of July 1, 2015)


Total Population 1,187
Population in Households 1,155
Population in Familes 937
Population in Group Qrtrs 32
Population Density1 405
Diversity Index2 3


Total Households 515
Average Household Size 2.24
Family Households 342
Average Family Size 3


Total Housing Units 557 (100%)
Owner Occupied HU 407 (73.1%)
Renter Occupied HU 108 (19.4%)
Vacant Housing Units 42 ( 7.5%)
Median Home Value $78,283
Average Home Value $99,203


Median Household Income $53,513
Average Household Income $64,742
Per Capita Income $28,102
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 2.76% 2.32%
Households 3.04% 2.44%
Families 4.1% 2.29%
Median Household Income   2.25%
Per Capita Income   2.67%
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.

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Allison, IA - Peer Comparisons by Rank and Percentile

The table below compares Allison to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2015 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 # 245 76th
Population Density1 # 703 30th
Diversity Index2 # 940 7th
Median Household Income # 460 55th
Per Capita Income # 326 68th

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