The St. George metro area has 1 new home communities with available homes with energy efficient features. The 1 new green houses for sale in St. George cost as little as $715,000, proving that investing in your dream home while protecting the environment does not have to break the bank. New green homes in St. George range between 2,740 to 2,740 square feet, and have between 3 to 3 bedrooms and 2 to 2 bathrooms.