Granite State Solar
208installations on record
$2.74median price per watt
Residential SolarCommercial SolarFinancing Available
Installation Statistics
208
Quotes in Database
10.9 kW
Avg System Size
$32,383
Avg Total Price
Solar Price per Watt
$2.89/W
Average
$2.74/W
Median
$2.56 – $3.04
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Dunbarton, NH 030468.8 kW$35,126$3.99/WJul 24, 2025New London, NH 0323310.7 kW$30,682$2.87/WDec 10, 2024Concord, NH 0330111.1 kW$29,660$2.67/WDec 11, 2023Amherst, NH 0303112.5 kW$37,487$3.01/WNov 9, 2023Chester, NH 0303611.6 kW$34,917$3.01/WOct 6, 2023Weare, NH 0328112 kW$42,269$3.52/WOct 6, 2023Hooksett, NH 031068 kW$22,584$2.82/WSep 6, 2023Hillsborough, NH 032449.8 kW$30,000$3.06/WAug 31, 2023Hollis, NH 0304923.1 kW$35,594$1.54/WAug 28, 2023Weare, NH 0328114.2 kW$46,592$3.27/WAug 24, 2023Weare, NH 0328116 kW$41,779$2.61/WJul 31, 2023Lee, NH 038614 kW$13,500$3.37/WJul 20, 2023Newmarket, NH 0385710 kW$26,670$2.67/WJul 6, 2023New London, NH 032578.5 kW$23,454$2.77/WJun 20, 2023Plainfield, NH 037815.3 kW$23,180$4.34/WJun 15, 2023Bedford, NH 031109.8 kW$29,596$3.02/WJun 9, 2023Surry, NH 034315.3 kW$16,842$3.15/WJun 9, 2023Manchester, NH 031039.3 kW$25,526$2.73/WJun 9, 2023Stratham, NH 0388510.5 kW$30,768$2.92/WJun 7, 2023Seabrook, NH 0387412 kW$31,720$2.64/WJun 7, 2023Page 1 of 11