Boston Solar
834 installs · $3.65/W avg
Great Sky Solar
451installations on record
$3.12median price per watt
Commercial Solar
Installation Statistics
451
Quotes in Database
10.3 kW
Avg System Size
$32,446
Avg Total Price
Solar Price per Watt
$3.15/W
Average
$3.12/W
Median
$2.91 – $3.35
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Lincoln, MA 0177313.8 kW$30,802$2.24/WMar 18, 2024Lincoln, MA 0177318.9 kW79.82 kWh$92,586—Mar 18, 2024Cambridge, MA 021404.8 kW$18,768$3.91/WSep 15, 2023Wayland, MA 0177826.3 kW$84,767$3.22/WSep 14, 2023Watertown, MA 024726 kW$23,040$3.84/WSep 11, 2023Lincoln, MA 0177333.6 kW$130,728$3.89/WAug 22, 2023Arlington, MA 0247423.8 kW$73,483$3.09/WAug 9, 2023Kingston, MA 0236411.2 kW$35,840$3.20/WJul 19, 2023Medfield, MA 0205220.6 kW$92,415$4.49/WJul 11, 2023Sudbury, MA 0177612.8 kW$41,288$3.23/WJun 30, 2023Somerville, MA 021445.2 kW$19,260$3.70/WJun 30, 2023Arlington, MA 0247413.2 kW$45,936$3.48/WJun 29, 2023Carlisle, MA 0174112 kW$42,480$3.54/WJun 21, 2023Lexington, MA 0242020 kW$62,800$3.14/WJun 21, 2023Boston, MA 0212413.6 kW$26,800$1.97/WJun 14, 2023Arlington, MA 0247610 kW$37,400$3.74/WJun 14, 2023Newton, MA 0246111.8 kW$46,217$3.93/WJun 13, 2023Medfield, MA 0205212 kW$42,480$3.54/WJun 12, 2023Medfield, MA 0205215.6 kW$51,012$3.27/WJun 8, 2023Dennis, MA 0266011.6 kW$41,960$3.62/WJun 8, 2023Page 1 of 23