There are 10 real estate agents found in Sumner, NE. View our Sumner real estate area information to learn about the weather, local school districts, demographic data, and general information about Sumner, NE. Get in touch with a Sumner real estate agent who can help you find the home of your dreams in Sumner. Use our mortgage calculator to see how much it would be to finance a home in Sumner. Not ready to buy yet? Find and compare apartments for rent in Sumner.