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