{"$m":{"$V":"What do solar panels cost in Williamsburg County, SC?","$W":"In Williamsburg County, SC, the mean cost per watt for solar panels as recorded in August, 2025 is $3.25/W. After the federal tax credit, the estimated cost for a 5 kW solar panel system in Williamsburg County, SC is roughly $11,375.","$X":"b"},"$Y":"dw"}