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