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