There are 15 real estate agents found in Onekama, MI. View our Onekama real estate area information to learn about the weather, local school districts, demographic data, and general information about Onekama, MI. Get in touch with an Onekama real estate agent who can help you find the home of your dreams in Onekama. Use our mortgage calculator to see how much it would be to finance a home in Onekama. Not ready to buy yet? Find and compare apartments for rent in Onekama.