{"aO":{"dh":"What do solar panels cost in Chillicothe, IL?","di":"As of August, 2025, the average cost for solar panels in Chillicothe, IL is $3.87/W. In Chillicothe, IL, installing a 5 kW solar panel system will set you back approximately $13,545 after federal tax incentives.","dj":"q"},"dk":"aj"}