The South dominates new home construction, with six of the top 10 U.S. cities located in the Carolinas. Charleston, SC, ranks first, offering new homes priced 12.2% below existing ones. Greenville, SC, and Nashville, TN, also lead with abundant, affordable new builds driven by strong local economies and builder incentives. New homes often feature modern designs, energy efficiency, and lower maintenance costs, appealing to buyers despite occasional price premiums.