There are 75 real estate agents found in St Peters, MO. View our St Peters real estate area information to learn about the weather, local school districts, demographic data, and general information about St Peters, MO. Get in touch with a St Peters real estate agent who can help you find the home of your dreams in St Peters. Use our mortgage calculator to see how much it would be to finance a home in St Peters. Not ready to buy yet? Find and compare apartments for rent in St Peters.