Solar installer

SunPower

Name: SunPower
Address: Richmond, CA, 94804, US
Telephone: (908) 216-1280

Based at Richmond, CA 94804. Installed solar on 47,354 homes since 2023 in 7 states. Installing since 2001. Latest install on record: August 2026.

(908) 216-1280

Homes since 2023: 47,354
Median price: $4.25/W
Typical system: 4.7 kW
Leased or PPA: 20%

Price

Homes that bought their system from SunPower paid a median $4.25/W installed, and the middle half paid $4.25/W–$4.58/W (32,455 systems since 2023, before incentives). In California, where most of its priced systems are, its median of $4.25/W is $0.18 a watt above the California median of $4.07/W.

12% of its recent systems included a battery.

Where it installs

Counties with homes it installed since 2023, busiest first.

Riverside County, CA · 8,845 Los Angeles County, CA · 4,937 San Bernardino County, CA · 4,542 San Diego County, CA · 4,483 Orange County, CA · 3,747 Santa Clara County, CA · 2,135 Alameda County, CA · 2,120 Contra Costa County, CA · 1,923 San Joaquin County, CA · 1,683 Fresno County, CA · 1,232 Maricopa County, AZ · 1,050 Solano County, CA · 930 Ventura County, CA · 787 Placer County, CA · 729 San Mateo County, CA · 518 Madera County, CA · 489 Tulare County, CA · 488 Kern County, CA · 459 Queens County, NY · 455 Marin County, CA · 366 Sonoma County, CA · 359 Yolo County, CA · 345 San Benito County, CA · 313 San Luis Obispo County, CA · 286 Napa County, CA · 270 Yuba County, CA · 261 Kings County, NY · 216 Bergen County, NJ · 198 Monterey County, CA · 185 Burlington County, NJ · 183 San Francisco County, CA · 172 El Dorado County, CA · 168 Santa Barbara County, CA · 163 Middlesex County, MA · 146 Westchester County, NY · 143 Bronx County, NY · 124 Camden County, NJ · 96 Kings County, CA · 94 Pima County, AZ · 93 Richmond County, NY · 90 Rockland County, NY · 90 Pinal County, AZ · 84 Orange County, NY · 78 Norfolk County, MA · 66 Santa Cruz County, CA · 65 Amador County, CA · 64 Essex County, NJ · 59 Merced County, CA · 58 Middlesex County, NJ · 57 Yavapai County, AZ · 50 Barnstable County, MA · 45 Dutchess County, NY · 41 Sutter County, CA · 39 Stanislaus County, CA · 38 Ulster County, NY · 36 Passaic County, NJ · 35 Union County, NJ · 33 Mercer County, NJ · 29 Somerset County, NJ · 26 Gloucester County, NJ · 25

And 41 more counties.

By state

State	Homes	Median
California	43,527	$4.25/W
New York	1,301	$6.39/W
Arizona	1,277	$3.28/W
New Jersey	872	—
Massachusetts	337	$4.07/W
Florida	38	$4.87/W
New Mexico	2	—
Connecticutlast in 2022	0	—
New Hampshirelast in 2020	0	—
Pennsylvanialast in 2014	0	—
Texaslast in 2019	0	—
Vermontlast in 2013	0	—

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.