San Diego County Solar
177 installs · $3.27/W avg
Stellar Solar
1,361installations on record
$3.06median price per watt
Residential SolarCommercial SolarFinancing Available
Installation Statistics
1,361
Quotes in Database
9.3 kW
Avg System Size
$38,637
Avg Total Price
Solar Price per Watt
$3.29/W
Average
$3.06/W
Median
$2.62 – $3.89
Typical Range (P25–P75)
Battery Price per kWh
$1261/kWh
Average
$1259/kWh
Median
$1057 – $1478
Typical Range (P25–P75)
Top ZIP Codes
Recent Installations
LocationSystemPrice$/W · $/kWhDate
San Diego, CA 921309.3 kW27 kWh$45,298$2.37/W$860/kWhMay 29, 2026San Diego County, CA—7.08 kWh$42,823—May 29, 2026San Diego County, CA—11.5 kWh$14,175$1233/kWhMay 29, 2026San Diego, CA 921546.5 kW$42,823$6.58/WMay 29, 2026San Diego County, CA—13.5 kWh$39,642$2936/kWhMay 29, 2026San Diego County, CA—23 kWh$45,298$1969/kWhMay 29, 2026Spring Valley, CA 9197711.6 kW13.5 kWh$39,642$2.28/W$974/kWhMay 29, 2026National City, CA 919504.9 kW$32,112$6.58/WMay 26, 2026San Diego County, CA—7.08 kWh$32,112—May 26, 2026San Diego County, CA—11.5 kWh$43,840—May 25, 2026San Diego, CA 921246.2 kW13.5 kWh$43,840$3.80/W$1493/kWhMay 25, 2026San Diego County, CA—21.24 kWh$68,051—May 22, 2026La Jolla, CA 9203711.3 kW$68,051$6.03/WMay 22, 2026San Diego County, CA—11.5 kWh$16,737$1455/kWhMay 21, 2026San Diego, CA 921296.2 kW$35,252$5.71/WMay 21, 2026San Diego County, CA—7.08 kWh$35,252—May 21, 2026Highland, CA 9234614.4 kW30 kWh$70,690$2.24/W$1280/kWhMay 21, 2026San Diego County, CA—14.16 kWh$38,314$2706/kWhMay 21, 2026San Diego, CA 921304.5 kW13.5 kWh$16,737$1.81/W$642/kWhMay 21, 2026La Mesa, CA 9194110 kW$38,314$3.84/WMay 21, 2026Page 1 of 69