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As of the 2010 United States Census, Calmar, located in the Hawkeye State, had a total population of 1,032 people.
From a total population of 1,032, Calmar has a median age of 34.2. The average age of males, in Calmar, is 34.1 while the average age of females is 34.2. When you compare this to median age of Iowa, Calmar is 3.8 years younger.
The median income of individuals, in Calmar, is $22,458 while the average household income is $48,182. When comparing the median income of people living in Calmar to the rest of Iowa, the average income in Calmar is $5,163 less.