Rooftop Power
397 installs · $4.28/W avg
Smart Green Solar
106installations on record
$5.22median price per watt
Residential SolarFinancing Available
Installation Statistics
106
Quotes in Database
8.9 kW
Avg System Size
$50,384
Avg Total Price
Solar Price per Watt
$4.95/W
Average
$5.22/W
Median
$4.49 – $5.64
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Marlborough, MA 017524 kW$26,444$6.61/WMay 18, 2023Gardner, MA 0144012.4 kW$72,735$5.87/WMay 10, 2023Orleans, MA 026433.2 kW$30,233—May 1, 2023Gardner, MA 014407.2 kW$55,989—Apr 25, 2023Grafton, MA 0151910 kW$51,772$5.18/WApr 5, 2023Marlborough, MA 0175214.4 kW$69,158$4.80/WMar 23, 2023Falmouth, MA 0255619.6 kW$105,596$5.39/WMar 21, 2023Acushnet, MA 0274310.4 kW$69,115$6.65/WMar 20, 2023Harwich, MA 0264511.7 kW$52,112$4.46/WMar 20, 2023Marlborough, MA 017527.6 kW$49,133$6.46/WMar 14, 2023Natick, MA 017609.6 kW$61,162$6.37/WMar 6, 2023Mashpee, MA 0264910.8 kW$42,688$3.95/WMar 6, 2023Plymouth, MA 0236013.2 kW$37,708$2.86/WMar 6, 2023Framingham, MA 0170215.2 kW$56,806$3.74/WMar 6, 2023Newton, MA 024686.4 kW$41,261$6.45/WFeb 28, 2023Boston, MA 021326.4 kW$40,644$6.35/WFeb 23, 2023Worcester, MA 016076.4 kW$37,867$5.92/WFeb 22, 2023Lexington, MA 0242111.2 kW$61,741$5.51/WFeb 21, 2023Boston, MA 021328 kW$63,306—Feb 17, 2023Wayland, MA 0177810.4 kW$52,800$5.08/WFeb 16, 2023Page 1 of 6