effect energy
82 installs · $2.98/W avg
ADVANCED IMPROVEMENTS
30installations on record
$2.79median price per watt
Residential SolarCommercial Solar
Installation Statistics
30
Quotes in Database
18 kW
Avg System Size
$66,313
Avg Total Price
Solar Price per Watt
$3.37/W
Average
$2.79/W
Median
$2.77 – $4.06
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
San Diego, CA 92110106.1 kW$492,012$4.64/WMay 22, 2026San Diego, CA 9211031.3 kW$123,240$3.93/WMay 22, 2026San Diego, CA 9211065 kW$258,804$3.98/WMay 22, 2026San Diego, CA 9211051.8 kW$204,768$3.95/WMay 22, 2026Whittier, CA 906045.6 kW$15,064$2.69/WMar 27, 2026Newport Coast, CA 9265712 kW$33,480$2.79/WMar 26, 2026San Bernardino, CA 924106.8 kW$18,972$2.79/WMar 25, 2026Long Beach, CA 908034 kW$10,760$2.69/WMar 18, 2026Villa Park, CA 9286122.4 kW$62,496$2.79/WMar 17, 2026San Marcos, CA 9206922.2 kW$99,456$4.49/WMar 13, 2026Temecula, CA 9259232 kW$89,280$2.79/WMar 13, 2026Temecula, CA 9259213.2 kW$35,508$2.69/WMar 13, 2026Temecula, CA 9259214 kW$39,060$2.79/WMar 13, 2026San Diego, CA 9211019.3 kW$75,840$3.93/WMar 11, 2026San Marcos, CA 920694.8 kW$20,720$4.30/WMar 5, 2026San Marcos, CA 9206911.1 kW$47,656$4.30/WFeb 24, 2026San Marcos, CA 9206923.1 kW$99,456$4.30/WFeb 24, 2026San Marcos, CA 920698.7 kW$37,296$4.30/WFeb 18, 2026Orange County, CA—3.84 kWh$11,842—Jan 7, 2026San Clemente, CA 926722.2 kW$11,842$5.32/WJan 7, 2026Page 1 of 2