Solar installer

Sungrade Solar

Name: Sungrade Solar
Address: Walnut Creek, CA, 94597, US
Telephone: (800) 342-7665

Based at Walnut Creek, CA 94597. Installed solar on 40 homes since 2023 in California. Installing since 2018. Latest install on record: January 2026.

(800) 342-7665

Homes since 2023: 40
Median price: $4.67/W
Typical system: 6.1 kW
Leased or PPA: 0%

Price

Homes that bought their system from Sungrade Solar paid a median $4.67/W installed, and the middle half paid $3.71/W–$5.40/W (35 systems since 2023, before incentives). That's $0.60 a watt above the California median of $4.07/W.

10% of its recent systems included a battery.

Where it installs

Counties with homes it installed since 2023, busiest first.

Contra Costa County, CA · 7 Santa Clara County, CA · 6 Orange County, CA · 5 Alameda County, CA · 4 Los Angeles County, CA · 4 Santa Barbara County, CA · 4 Ventura County, CA · 3 Riverside County, CA · 2 Fresno County, CA · 1 Monterey County, CA · 1 San Diego County, CA · 1 San Joaquin County, CA · 1 Sonoma County, CA · 1

By state

State	Homes	Median
California	40	$4.67/W

Homes installed since 2023.

Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.