Carbon, IA Profile: Facts, Map & Data


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Carbon, Iowa - Basic Facts

The City of Carbon is an incorporated place (Class Code P1) located in Adams County at latitude 41.0497 and longitude -94.824. Adams County is in the Central time zone (GMT -6). The elevation is 1,132 feet.

The formal official name is the City of Carbon, but most people and references simply refer to it as Carbon, Iowa.

The P1 Census Class Code for Carbon indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the City of Carbon (see map below) encompass a land area of 0.71 sq. miles and a water area of 0 sq. miles.

City of Carbon, IA Boundary Map


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Boundary Maps: Township of Douglas | Adams County | Iowa Counties

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Carbon, IA Data & Demographics (As of July 1, 2014)


Total Population 34
Population in Households 34
Population in Familes 28
Population in Group Qrtrs 0
Population Density1 48
Diversity Index2 11


Total Households 18
Average Household Size 1.89
Family Households 13
Average Family Size 2


Total Housing Units 21 (100%)
Owner Occupied HU 15 (71.4%)
Renter Occupied HU 3 (14.3%)
Vacant Housing Units 3 (14.3%)
Median Home Value $90,000
Average Home Value $100,000


Median Household Income $52,078
Average Household Income $60,281
Per Capita Income $27,623
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.0% -0.6%
Households 0.0% 0.0%
Families 19.95% -1.59%
Median Household Income   1.83%
Per Capita Income   3.57%
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.


Carbon, IA - Peer Comparisons by Rank and Percentile

The table below compares Carbon to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2014 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 # 988 2nd
Population Density1 # 996 1st
Diversity Index2 # 322 68th
Median Household Income # 525 48th
Per Capita Income # 310 69th

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