{"$D":{"av":"What do solar panels cost in Thurston County, WA?","aw":"As of August, 2025, the average cost for solar panels in Thurston County, WA is $3.29/W. After federal tax credits, the installation of a 5 kW solar panel system in Thurston County, WA is estimated to cost $11,515.","ax":"b"},"ay":"dX"}