There are currently 247 properties with a median home value in Loudon, TN 37774 of $291,000. The median list price per square foot in Loudon, TN 37774 is $153. Of the total homes in Loudon, TN 37774 99% are for sale, 1% are for rent, and 38% are single family homes. Loudon, TN 37774 represents 0% of home addresses in the United States. Home values in Loudon, TN 37774 are Infinity% above the median home value in the United States. Interested in knowing how much your home in Loudon, TN 37774 is worth? The Homes.com Automated Valuation Model (AVM) provides an estimate of the home value of every on and off market property in the US.