Alpena information on the site is deemed reliable, but not guaranteed. Our Alpena stats, Alpena census, and Alpena information is aggregated from many different sources and may be dated. Currently, we have thirty-three Alpena foreclosures of fifteen thousand two hundred eighty-nine Alpena, Michigan housing units housing units, of which twelve thousand eight hundred eighteen are occupied, ten thousand one hundred forty-five are owner occupied, two thousand six hundred seventy-three are rented, two thousand four hundred seventy-one are vacant, and four thousand three hundred eleven have mortgages. has twelve thousand eight hundred eighteen households, and thirty-one thousand three hundred fourteen citizens.