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