{"cJ":{"fR":"What do solar panels cost in Duncanville, TX?","fS":"The cost per watt for solar panels in Duncanville, TX during August of 2025 averages $2.68/W. Post federal tax credit, a 5 kW solar panel system installation in Duncanville, TX will roughly cost $9,380.","fT":"r"},"fU":"$R"}