Solar Technologies
427 installs · $3.78/W avg
Sierra Roofing and Solar
69installations on record
$3.36median price per watt
Residential SolarCommercial SolarFinancing Available
Installation Statistics
69
Quotes in Database
7.5 kW
Avg System Size
$38,301
Avg Total Price
Solar Price per Watt
$3.46/W
Average
$3.36/W
Median
$3.04 – $3.88
Typical Range (P25–P75)
Battery Price per kWh
$1503/kWh
Average
$1579/kWh
Median
$1173 – $1850
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Alameda County, CA7.5 kW10 kWh$45,950$3.47/W$1981/kWhMay 27, 2026San Ramon, CA 945837.1 kW10.08 kWh$38,195$3.00/W$1683/kWhApr 22, 2026Walnut Creek, CA 945987.5 kW10 kWh$43,248$3.29/W$1850/kWhApr 15, 2026Dublin, CA 9456860.3 kW$183,372$3.04/WApr 14, 2026Berkeley, CA 947077.6 kW$39,248$5.14/WApr 1, 2026Martinez, CA 945535.9 kW13.6 kWh$36,564$3.05/W$1378/kWhMar 28, 2026Berkeley, CA 947093.3 kW5 kWh$23,172$4.13/W$1872/kWhMar 15, 2026Pleasanton, CA 945668.4 kW13.5 kWh$40,165$2.91/W$1173/kWhMar 5, 2026Marin County, CA10 kW20.16 kWh$57,045$2.69/W$1491/kWhFeb 27, 2026San Ramon, CA 945836.2 kW13.5 kWh$35,648$3.15/W$1198/kWhFeb 24, 2026Clayton, CA 945176.7 kW27 kWh$42,327$2.75/W$885/kWhFeb 21, 2026Oakland, CA 946104.2 kW10.08 kWh$45,280$5.00/W$2420/kWhFeb 19, 2026Alameda County, CA7.5 kW10.08 kWh$43,840$3.30/W$1883/kWhFeb 17, 2026Martinez, CA 945536.7 kW13.5 kWh$37,428$3.16/W$1209/kWhFeb 10, 2026Pleasant Hill, CA 9452312.3 kW13.5 kWh$45,700$2.52/W$1092/kWhFeb 9, 2026Danville, CA 945265 kW10 kWh$34,560$3.43/W$1735/kWhJan 29, 2026Livermore, CA 945507.5 kW10.08 kWh$44,000$3.33/W$1878/kWhJan 28, 2026Danville, CA 945269.6 kW27 kWh$50,688$2.67/W$927/kWhJan 23, 2026Oakland, CA 946057.5 kW10.08 kWh$44,000$3.31/W$1896/kWhJan 14, 2026Milpitas, CA 950355 kW13.5 kWh$30,004$3.06/W$1084/kWhJan 13, 2026Page 1 of 4