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