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