SunPower
15,666installations on record
$4.42median price per watt
Installation Statistics
15,666
Quotes in Database
7.6 kW
Avg System Size
$37,315
Avg Total Price
Solar Price per Watt
$4.21/W
Average
$4.42/W
Median
$3.86 – $4.58
Typical Range (P25–P75)
Battery Price per kWh
$1514/kWh
Average
$1656/kWh
Median
$1239 – $1767
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Santa Barbara County, CA5.8 kW10 kWh$17,878$1.69/W$808/kWhMay 29, 2026Placer County, CA5.3 kW10 kWh$38,098$3.90/W$1757/kWhMay 28, 2026Fallbrook, CA 920284.5 kW$20,655$4.57/WMay 28, 2026Victorville, CA 923925.3 kW10 kWh$40,670$4.15/W$1890/kWhMay 28, 2026San Francisco County, CA3.3 kW5 kWh$22,186$3.98/W$1778/kWhMay 28, 2026Menifee, CA 925857.3 kW10 kWh$51,033$4.18/W$2053/kWhMay 28, 2026San Francisco County, CA5.9 kW5 kWh$32,538$3.81/W$2050/kWhMay 28, 2026San Francisco, CA 941273.8 kW$27,284—May 27, 2026Santa Ana, CA 927053.5 kW$15,491$4.43/WMay 27, 2026San Diego, CA 921083 kW$13,770$4.57/WMay 27, 2026Tracy, CA 953775.3 kW$24,098$4.58/WMay 26, 2026Sunnyvale, CA 940891.5 kW$6,885$4.58/WMay 26, 2026Stanislaus County, CA4.4 kW5 kWh$15,053$2.19/W$1085/kWhMay 26, 2026Bakersfield, CA 933133.1 kW$13,940$4.51/WMay 26, 2026San Diego, CA 921213.1 kW$13,940$4.51/WMay 26, 2026Bakersfield, CA 933063.4 kW$17,882$5.31/WMay 26, 2026Bakersfield, CA 933063.8 kW$16,830$4.44/WMay 26, 2026Bakersfield, CA 933134.2 kW$22,911$5.40/WMay 26, 2026San Diego, CA 921263.4 kW$15,491$4.57/WMay 26, 2026Bakersfield, CA 933063.4 kW$14,960$4.44/WMay 26, 2026Page 1 of 784