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