There are 12 real estate agents found in Saint Jo, TX. View our Saint Jo real estate area information to learn about the weather, local school districts, demographic data, and general information about Saint Jo, TX. Get in touch with a Saint Jo real estate agent who can help you find the home of your dreams in Saint Jo. Use our mortgage calculator to see how much it would be to finance a home in Saint Jo. Not ready to buy yet? Find and compare apartments for rent in Saint Jo.