Power On Solar
100installations on record
$3.37median price per watt
Residential Solar
Installation Statistics
100
Quotes in Database
9.7 kW
Avg System Size
$66,505
Avg Total Price
Solar Price per Watt
$3.45/W
Average
$3.37/W
Median
$2.87 – $4.07
Typical Range (P25–P75)
Battery Price per kWh
$1287/kWh
Average
$1222/kWh
Median
$1091 – $1474
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Tracy, CA 9530411.6 kW$40,700$3.52/WMay 21, 2026Santa Clara County, CA8.1 kW13.5 kWh$64,959$4.80/W$1923/kWhMay 21, 2026Martinez, CA 945535.1 kW$89,320—May 13, 2026Martinez, CA 945535.9 kW$89,320—May 13, 2026Santa Cruz County, CA9.4 kW13.5 kWh$45,500$3.04/W$1255/kWhMay 8, 2026Alamo, CA 9450711.9 kW27 kWh$60,000$2.75/W$1009/kWhApr 14, 2026Alamo, CA 9450714.8 kW27 kWh$73,950$2.96/W$1121/kWhMar 31, 2026San Ramon, CA 945828.1 kW10 kWh$50,109$3.42/W$2223/kWhMar 5, 2026Lafayette, CA 945494.5 kW$10,000$2.23/WFeb 22, 2026Fresno, CA 9370310.9 kW20 kWh$76,373$3.23/W$2051/kWhFeb 19, 2026Tracy, CA 953767.1 kW27.2 kWh$56,450$3.05/W$1285/kWhJan 23, 2026Antioch, CA 945315 kW9.7 kWh$29,315$2.76/W$1595/kWhJan 15, 2026Oakland, CA 9460512.1 kW19.4 kWh$90,813$3.64/W$2407/kWhJan 13, 2026Pleasanton, CA 9456612.9 kW$39,216$3.03/WJan 7, 2026Alameda County, CA15.9 kW40.5 kWh$88,450$2.91/W$1039/kWhDec 29, 2025Pleasanton, CA 945668.8 kW20 kWh$64,860$3.31/W$1790/kWhDec 29, 2025Cupertino, CA 9501414 kW19.5 kWh$20,000—Dec 23, 2025San Francisco, CA 941179.5 kW27 kWh$66,320$3.53/W$1222/kWhDec 2, 2025Pleasanton, CA 945666.3 kW13.5 kWh$33,000$2.88/W$1090/kWhNov 26, 2025Stockton, CA 952108.2 kW10 kWh$25,000$1.71/W$1097/kWhNov 20, 2025Page 1 of 5