There are 9 real estate agents found in Mackinaw, IL. View our Mackinaw real estate area information to learn about the weather, local school districts, demographic data, and general information about Mackinaw, IL. Get in touch with a Mackinaw real estate agent who can help you find the home of your dreams in Mackinaw. Use our mortgage calculator to see how much it would be to finance a home in Mackinaw. Not ready to buy yet? Find and compare apartments for rent in Mackinaw.