{"aN":{"dk":"What do solar panels cost in Winthrop Harbor, IL?","dl":"In August, 2025, the average cost of solar panels per watt in Winthrop Harbor, IL is $3.84/W. The approximate cost of a 5 kW solar panel system in Winthrop Harbor, IL, after deducting federal tax credits, is $13,440.","dm":"q"},"dn":"ai"}