Perk Solar Inc.
59 installs · $2.82/W avg
EZ Solar & Roofing
39installations on record
$3.27median price per watt
Residential SolarCommercial Solar
Installation Statistics
39
Quotes in Database
6.4 kW
Avg System Size
$34,792
Avg Total Price
Solar Price per Watt
$3.43/W
Average
$3.27/W
Median
$3.12 – $3.69
Typical Range (P25–P75)
Battery Price per kWh
$759/kWh
Average
$712/kWh
Median
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
San Diego, CA 921319 kW$27,900$3.12/WMar 12, 2026San Diego County, CA—7.6 kWh$48,100—Mar 2, 2026El Cajon, CA 920208.3 kW20 kWh$48,100$3.73/W$847/kWhMar 2, 2026San Diego County, CA—7.6 kWh$32,100—Feb 24, 2026Chula Vista, CA 919105.8 kW20 kWh$32,100$3.14/W$687/kWhFeb 24, 2026San Diego, CA 921225.8 kW$18,600$3.18/WFeb 13, 2026San Diego County, CA—15.2 kWh$64,267—Feb 10, 2026Chula Vista, CA 9191413.1 kW40 kWh$64,267$2.85/W$675/kWhFeb 10, 2026Chula Vista, CA 919108.8 kW$31,300$3.57/WFeb 3, 2026San Diego County, CA—7.6 kWh$38,705—Jan 6, 2026Chula Vista, CA 919105.9 kW20 kWh$38,705$3.76/W$825/kWhJan 6, 2026Chula Vista, CA 919107.7 kW20 kWh$36,851$2.98/W$699/kWhDec 30, 2025San Diego County, CA—7.6 kWh$36,851—Dec 30, 2025Escondido, CA 920298.4 kW20 kWh$39,750$3.05/W$703/kWhDec 29, 2025San Diego County, CA—7.6 kWh$39,750—Dec 29, 2025San Diego County, CA—7.6 kWh$33,400—Dec 18, 2025San Diego, CA 921295.8 kW20 kWh$33,400$3.28/W$712/kWhDec 18, 2025San Diego County, CA—7.6 kWh$39,000—Nov 14, 2025La Mesa, CA 919417.7 kW20 kWh$39,000$3.18/W$731/kWhNov 14, 2025Poway, CA 920643.3 kW$10,400$3.11/WNov 11, 2025Page 1 of 2