Boone County is a county located in the U.S. state of Illinois. As of the 2020 census, the population was 53,448. Its county seat is Belvidere. Boone County is included in the Rockford, Illinois metropolitan area.
AdSee single family homes for sale, connect with local experts and schedule the tour today. Realtor.com® puts the best tools in your hands. Find the perfect single family home & more
Site visitors: Over 100K in the past month
Types: Home size, Lot size, Home age, Stories, Garages, School districts
Save
Share
More