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