{"$t":{"ag":"What do solar panels cost in Jefferson County, WI?","ah":"As of August, 2025, the average per-watt cost for solar panels in Jefferson County, WI is $3.85/W. The approximate cost of a 5 kW solar panel system in Jefferson County, WI, after deducting federal tax credits, is $13,475.","ai":"b"},"aj":"dG"}