How much do solar panels cost in Hillsborough County, NH in 2025?
It is around $4 per watt in the month of May, 2025 in Hillsborough County, NH to get solar installed.
Put another way, solar panels will cost you $4,000 per 1000 watts (1 kW) of production capacounty. After deducting the 30% federal tax credit, a 5 kW solar panel system in Hillsborough County generally costs $14,000. However, please keep in mind that a higher capacity system may be needed to adequately cover your energy needs.
Select your county from the menu on the left to find out the typical roof size and maximum solar panel capacity for homes in your area. You can review the price, payback period, and 20-year average savings for a 5 kW system installed in your county below.