Calhoun information on the site is deemed reliable, but not guaranteed. Our Calhoun stats, Calhoun census, and Calhoun information is aggregated from many different sources and may be dated. Currently, we have three Calhoun foreclosures of five thousand two hundred nineteen Calhoun, Iowa housing units housing units, of which four thousand five hundred thirteen are occupied, three thousand four hundred ninety-two are owner occupied, one thousand twenty-one are rented, seven hundred six are vacant, and one thousand three hundred twenty-five have mortgages. has four thousand five hundred thirteen households, and eleven thousand one hundred fifteen citizens.