Putnam information on the site is deemed reliable, but not guaranteed. Our Putnam stats, Putnam census, and Putnam information is aggregated from many different sources and may be dated. Currently, we have fourteen Putnam foreclosures of twelve thousand seven hundred fifty-three Putnam, Ohio housing units housing units, of which twelve thousand two hundred are occupied, ten thousand two hundred sixty-one are owner occupied, one thousand nine hundred thirty-nine are rented, five hundred fifty-three are vacant, and four thousand nine hundred thirty-two have mortgages. has twelve thousand two hundred households, and thirty-four thousand seven hundred twenty-six citizens.