{"$r":{"ad":"What do solar panels cost in Merrimack County, NH?","ae":"As of August, 2025, the average per-watt cost for solar panels in Merrimack County, NH is $4.09/W. In Merrimack County, NH, the cost of installing a 5 kW solar panel system is approximately $14,315 after applying the federal tax credit.","af":"$"},"ag":"dD"}