Elma, IA Profile: Facts, Map & Data


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Elma, Iowa - Basic Facts

The City of Elma is an incorporated place (Class Code P1) located in Howard County at latitude 43.2459 and longitude -92.4393. Howard County is in the Central time zone (GMT -6). The elevation is 1,188 feet.

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

The P1 Census Class Code for Elma 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 Elma (see map below) encompass a land area of 1.29 sq. miles and a water area of 0 sq. miles.

City of Elma, IA Boundary Map


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Boundary Maps: Township of Afton | Howard County | Iowa Counties

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


Total Population 567
Population in Households 542
Population in Familes 448
Population in Group Qrtrs 25
Population Density1 440
Diversity Index2 7


Total Households 250
Average Household Size 2.17
Family Households 163
Average Family Size 3


Total Housing Units 276 (100%)
Owner Occupied HU 188 (68.1%)
Renter Occupied HU 62 (22.5%)
Vacant Housing Units 26 ( 9.4%)
Median Home Value $80,597
Average Home Value $110,372


Median Household Income $36,172
Average Household Income $57,415
Per Capita Income $22,510
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.89% 0.25%
Households 0.97% 0.32%
Families 3.3% 0.24%
Median Household Income   4.23%
Per Capita Income   4.28%
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.


Elma, IA - Peer Comparisons by Rank and Percentile

The table below compares Elma 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 # 437 57th
Population Density1 # 681 33rd
Diversity Index2 # 601 40th
Median Household Income # 989 2nd
Per Capita Income # 816 19th

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