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