First American Solar
25 installs · $2.75/W avg
Altadena Energy & Solar
43installations on record
$2.20median price per watt
Residential SolarCommercial SolarFinancing Available
Installation Statistics
43
Quotes in Database
9.2 kW
Avg System Size
$34,937
Avg Total Price
Solar Price per Watt
$2.44/W
Average
$2.20/W
Median
$2.03 – $2.79
Typical Range (P25–P75)
Battery Price per kWh
$1059/kWh
Average
$1026/kWh
Median
$906 – $1203
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
Flintridge, CA 910118.7 kW52.8 kWh$30,000—Apr 28, 2026South Pasadena, CA 910306.9 kW10 kWh$23,200$1.87/W$1030/kWhApr 7, 2026Altadena, CA 910014.5 kW$12,700$2.82/WApr 6, 2026South Pasadena, CA 9103011.3 kW10 kWh$25,920$1.50/W$909/kWhMar 30, 2026South Pasadena, CA 910304.8 kW10 kWh$16,400$1.68/W$836/kWhMar 25, 2026Rancho Palos Verdes, CA 9027512.4 kW26.62 kWh$50,000$2.04/W$925/kWhMar 23, 2026Altadena, CA 910019.2 kW$38,500$4.18/WMar 20, 2026Arcadia, CA 910067.7 kW10 kWh$29,000$2.18/W$1231/kWhMar 10, 2026Altadena, CA 9100115.8 kW20 kWh$48,900$1.88/W$967/kWhMar 5, 2026La Canada, CA 9101110.1 kW30 kWh$50,000$2.07/W$969/kWhJan 27, 2026Temple City, CA 9178012.2 kW20 kWh$40,000$1.86/W$870/kWhJan 26, 2026La Canada, CA 9101113.8 kW40 kWh$70,000$2.11/W$1022/kWhJan 19, 2026La Crescenta, CA 9121410.6 kW10 kWh$31,000$1.95/W$1035/kWhJan 9, 2026Sierra Madre, CA 910247.8 kW$32,000$4.11/WJan 6, 2026South Pasadena, CA 9103012.4 kW20 kWh$31,000$1.30/W$744/kWhJan 3, 2026Malibu, CA 902659.2 kW10 kWh$36,400$2.51/W$1332/kWhDec 26, 2025Altadena, CA 910018.3 kW10 kWh$32,000$2.28/W$1311/kWhDec 24, 2025Altadena, CA 910014.6 kW10 kWh$27,328$3.06/W$1324/kWhDec 24, 2025Pasadena, CA 911046.4 kW13.5 kWh$28,000$2.42/W$922/kWhDec 22, 2025San Marino, CA 911089.2 kW10 kWh$28,640$1.97/W$1049/kWhDec 17, 2025Page 1 of 3