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