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