Sol R US Electrical Engineering
120 installs · $2.71/W avg
Diablo Solar
81installations on record
$2.72median price per watt
Residential SolarCommercial SolarFinancing Available
Installation Statistics
81
Quotes in Database
9.1 kW
Avg System Size
$43,504
Avg Total Price
Solar Price per Watt
$2.96/W
Average
$2.72/W
Median
$2.60 – $3.09
Typical Range (P25–P75)
Battery Price per kWh
$1128/kWh
Average
$1097/kWh
Median
$1026 – $1167
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Berkeley, CA 947081.7 kW$11,191$6.69/WMay 11, 2026Danville, CA 945067.9 kW14 kWh$35,065$2.61/W$1027/kWhMay 5, 2026Orinda, CA 9456312.5 kW27 kWh$63,787$2.84/W$1044/kWhApr 9, 2026Oakley, CA 945618.4 kW14 kWh$38,674$2.72/W$1138/kWhApr 6, 2026Concord, CA 945214.6 kW13.5 kWh$30,125$3.24/W$1127/kWhFeb 25, 2026Benicia, CA 945106.7 kW13.5 kWh$36,603$3.08/W$1184/kWhFeb 21, 2026Alamo, CA 945075.9 kW13.5 kWh$31,178$2.85/W$1073/kWhFeb 10, 2026Pleasant Hill, CA 9452312.1 kW27 kWh$50,000$2.28/W$828/kWhJan 28, 2026Concord, CA 945186.3 kW13.5 kWh$33,320$2.92/W$1111/kWhJan 26, 2026Antioch, CA 9450925 kW27 kWh$75,000$2.10/W$840/kWhJan 21, 2026Orinda, CA 9456312.5 kW27 kWh$67,683$3.01/W$1108/kWhJan 15, 2026Pleasanton, CA 945884.2 kW13.5 kWh$30,000$3.45/W$1153/kWhJan 8, 2026Alamo, CA 945078.8 kW13.5 kWh$39,124$2.72/W$1128/kWhJan 5, 2026Orinda, CA 9456314.2 kW27 kWh$59,514$2.45/W$916/kWhJan 5, 2026Concord, CA 9451810 kW27 kWh$50,773$2.60/W$919/kWhDec 29, 2025Pleasant Hill, CA 9452313.8 kW13.5 kWh$45,038$2.28/W$1005/kWhDec 23, 2025Oakley, CA 9456110 kW13.5 kWh$36,894$2.31/W$1015/kWhDec 22, 2025Alamo, CA 9450716.2 kW27 kWh$65,988$2.48/W$952/kWhDec 19, 2025Bethel Island, CA 9451113.7 kW27 kWh$61,068$2.58/W$950/kWhDec 16, 2025Martinez, CA 945539.2 kW15 kWh$50,628$3.08/W$1499/kWhDec 9, 2025Page 1 of 5