proSOLAR
59 installs · $3.93/W avg
ArchKey Solutions
18installations on record
$3.86median price per watt
Installation Statistics
18
Quotes in Database
626.3 kW
Avg System Size
$2,417,022
Avg Total Price
Solar Price per Watt
$3.82/W
Average
$3.86/W
Median
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Mountain View, CA 94043772.6 kW$4,130,116$5.34/WApr 15, 2026Mountain View, CA 94043820.7 kW$3,804,961$4.64/WApr 9, 2026San Jose, CA 951341021.8 kW$4,735,374$4.63/WFeb 5, 2026San Jose, CA 9512191.5 kW$225,000$2.46/WJan 26, 2026San Jose, CA 9513499.4 kW$300,000$3.02/WDec 18, 2025San Jose, CA 951341716.4 kW$5,210,968$3.04/WDec 9, 2025Mountain View, CA 9404365 kW$465,000—Oct 3, 2025San Jose, CA 951341239.4 kW$5,719,722$4.62/WAug 27, 2025Sunnyvale, CA 9408547 kW$920,000—Aug 14, 2025San Jose, CA 95113917.8 kW$4,032,860$4.39/WJun 25, 2025San Jose, CA 95113709.9 kW$3,041,596$4.28/WMay 28, 2025San Jose, CA 95134776.8 kW$3,000,000$3.86/WApr 2, 2025San Jose, CA 95134639.8 kW$300,000—Apr 2, 2025San Jose, CA 95134904.6 kW$3,300,000$3.65/WMar 28, 2025Mountain View, CA 9404377.4 kW$318,473$4.12/WMar 24, 2025San Jose, CA 95134560.8 kW$1,535,245$2.74/WMar 6, 2025San Jose, CA 95134561.7 kW$1,535,245$2.73/WDec 19, 2024Berkeley, CA 94710251.1 kW$931,830$3.71/WDec 2, 2024