{"$h":{"$T":"What do solar panels cost in Loudon County, TN?","$U":"In Loudon County, TN, the mean cost per watt for solar panels as recorded in August, 2025 is $4.16/W. Installing a 5 kW solar panel system in Loudon County, TN will cost approximately $14,560 after applying the federal tax credit.","$V":"b"},"$W":"do_"}