Columbus City, IA Profile: Facts, Map & Data


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Columbus City, Iowa - Basic Facts

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The City of Columbus City had a population of 391 as of July 1, 2016. Columbus City 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 Columbus City is located at latitude 41.2593 and longitude -91.3747 in Louisa County. The formal boundaries for the City of Columbus City (see map below) encompass a land area of 0.24 sq. miles and a water area of 0 sq. miles. Louisa County is in the Central time zone (GMT -6). The elevation is 728 feet.

The City of Columbus City (GNIS ID: 2393611) 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 Columbus City is located within Township of Columbus City, a minor civil division (MCD) of Louisa County.

Beneath the boundary map are tables with Columbus City 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 Columbus City, IA Boundary Map

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Boundary Maps: Township of Columbus City | Louisa County | Iowa Counties

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


Total Population 391
Population in Households 383
Population in Familes 313
Population in Group Qrtrs 8
Population Density1 1,637
Diversity Index2 65


Total Households 147
Average Household Size 2.61
Family Households 101
Average Family Size 3


Total Housing Units 155 (100%)
Owner Occupied HU 113 (72.9%)
Renter Occupied HU 34 (21.9%)
Vacant Housing Units 8 ( 5.2%)
Median Home Value $115,625
Average Home Value $126,563


Median Household Income $52,978
Average Household Income $61,325
Per Capita Income $23,263
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.0% -0.15%
Households 0.11% 0.0%
Families 0.32% -0.2%
Median Household Income   2.04%
Per Capita Income   2.21%
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.

Columbus City, IA - Peer Comparisons by Rank and Percentile

The table below compares Columbus City 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 # 535 47th
Population Density1 # 64 94th
Diversity Index2 # 8 99th
Median Household Income # 494 51st
Per Capita Income # 841 17th

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

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