Frederick information on the site is deemed reliable, but not guaranteed. Our Frederick stats, Frederick census, and Frederick information is aggregated from many different sources and may be dated. Currently, we have two hundred seventy-one Frederick foreclosures of twenty-three thousand three hundred nineteen Frederick, Virginia housing units housing units, of which twenty-two thousand ninety-seven are occupied, seventeen thousand seven hundred fifty-two are owner occupied, four thousand three hundred forty-five are rented, one thousand two hundred twenty-two are vacant, and ten thousand eight hundred fourteen have mortgages. has twenty-two thousand ninety-seven households, and fifty-nine thousand two hundred nine citizens.