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