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