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Elma, Iowa
Location of Elma, Iowa
Location of Elma, Iowa
Country United States
State Iowa
County Howard
Area
 • Total 1.23 sq mi (3.18 km2)
 • Land 1.23 sq mi (3.18 km2)
 • Water 0.00 sq mi (0.00 km2)
Elevation
1,191 ft (363 m)
Population
 (2020)
 • Total 505
 • Density 411.57/sq mi (158.90/km2)
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
ZIP code
50628
Area code(s) 641
FIPS code 19-25095
GNIS feature ID 0456341

Elma is a city in Howard County, Iowa, United States. The population was 505 at the time of the 2020 census.

History

Elma had its start in the late 1880s by the building of the railroad through that territory.

Geography

Elma is located at 43°14′44″N 92°26′19″W / 43.245649°N 92.438598°W / 43.245649; -92.438598 (43.245649, -92.438598).

According to the United States Census Bureau, the city has a total area of 1.29 square miles (3.34 km2), all of it land.

Demographics

Historical populations
Year Pop. ±%
1900 976 —    
1910 807 −17.3%
1920 874 +8.3%
1930 771 −11.8%
1940 790 +2.5%
1950 731 −7.5%
1960 706 −3.4%
1970 601 −14.9%
1980 714 +18.8%
1990 653 −8.5%
2000 598 −8.4%
2010 546 −8.7%
2020 505 −7.5%
Source: and Iowa Data Center
Source:
U.S. Decennial Census
ElmaIowaPopPlot
The population of Elma, Iowa from US census data

2010 census

As of the census of 2010, there were 546 people, 240 households, and 142 families residing in the city. The population density was 423.3 inhabitants per square mile (163.4/km2). There were 272 housing units at an average density of 210.9 per square mile (81.4/km2). The racial makeup of the city was 96.3% White, 1.3% African American, 0.2% Pacific Islander, and 2.2% from two or more races. Hispanic or Latino of any race were 1.5% of the population.

There were 240 households, of which 22.5% had children under the age of 18 living with them, 49.6% were married couples living together, 6.7% had a female householder with no husband present, 2.9% had a male householder with no wife present, and 40.8% were non-families. 34.6% of all households were made up of individuals, and 19.6% had someone living alone who was 65 years of age or older. The average household size was 2.11 and the average family size was 2.70.

The median age in the city was 51.3 years. 19.8% of residents were under the age of 18; 3.6% were between the ages of 18 and 24; 16.5% were from 25 to 44; 29.7% were from 45 to 64; and 30.4% were 65 years of age or older. The gender makeup of the city was 47.6% male and 52.4% female.

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