Sunvault
150 installs · $2.95/W avg
SolarSesame
393installations on record
$2.84median price per watt
Residential SolarCommercial SolarFinancing Available
Installation Statistics
393
Quotes in Database
7.4 kW
Avg System Size
$35,802
Avg Total Price
Solar Price per Watt
$2.91/W
Average
$2.84/W
Median
$2.54 – $3.17
Typical Range (P25–P75)
Battery Price per kWh
$1055/kWh
Average
$1040/kWh
Median
$906 – $1157
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
CA7.8 kW13.5 kWh$20,000$1.51/W$604/kWhSep 11, 2026Contra Costa County, CA14.7 kW27 kWh$71,045$2.88/W$1068/kWhMay 28, 2026Contra Costa County, CA10.6 kW27 kWh$57,801$2.87/W$1015/kWhMay 28, 2026San Francisco County, CA11 kW27 kWh$64,203$3.12/W$1109/kWhMay 28, 2026San Francisco County, CA8.1 kW27 kWh$55,104$3.21/W$1078/kWhMay 28, 2026Alameda County, CA7.5 kW14 kWh$35,714$2.74/W$1082/kWhMay 27, 2026San Mateo County, CA7 kW13 kWh$68,649—May 18, 2026San Mateo County, CA9.4 kW27 kWh$62,109$3.32/W$1150/kWhMay 18, 2026Contra Costa County, CA10.4 kW14 kWh$5,060—May 18, 2026Santa Clara County, CA11.7 kW14 kWh$13,540—May 15, 2026Santa Clara County, CA11.7 kW27 kWh$75,568$3.53/W$1270/kWhMay 13, 2026San Mateo County, CA4.6 kW14 kWh$34,834$3.70/W$1265/kWhMay 13, 2026Santa Clara County, CA6.4 kW14 kWh$34,744$2.97/W$1114/kWhMay 12, 2026San Mateo County, CA11.8 kW27 kWh$7,034—May 11, 2026Santa Clara County, CA8.6 kW27 kWh$4,883—May 11, 2026San Mateo County, CA7.1 kW30 kWh$4,264—May 11, 2026Contra Costa County, CA12.6 kW27 kWh$84,237$3.75/W$1365/kWhMay 11, 2026Alameda County, CA7.9 kW14 kWh$3,655—May 7, 2026San Mateo County, CA8.1 kW27 kWh$53,124$3.09/W$1040/kWhMay 7, 2026Santa Clara County, CA7 kW10 kWh$46,239$3.49/W$2167/kWhMay 5, 2026Page 1 of 20