PanelCensus

Onesun

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Solar installer based in California · installer record #8921 resolved from 65 public installation records.

Recorded installs
65
Total capacity
2.6 MW
DC nameplate
Median system
9.4 kW
≈ $31,600
Median price
$3.70/W
pre-incentive
Third-party owned
2%
lease / PPA
Battery attach
22%
First recorded
2010
Last recorded
2025

Track record

Install volume by year

2010
3$4.49/W
2011
4$5.69/W
2012
10$4.23/W
2013
4$4.63/W
2014
1
2023
23$3.12/W
2024
7$3.70/W
2025
13$4.68/W

Bars: recorded installs · right column: this installer's median $/W that year.

Latest records

Most recent recorded installs

DateLocationSizePriceOwnership
Dec 23, 2025View Park, CA6.6 kW$40,940Host-owned · battery
Dec 23, 2025Altadena, CA4.5 kW$30,600Host-owned · battery
Dec 11, 2025La Crescenta, CA11.3 kW$41,200Host-owned · battery
Dec 5, 2025Diamond Bar, CA5.4 kW$30,083Host-owned · battery
Jul 18, 2025South Pasadena, CA9.7 kW$42,857Host-owned · battery
Jul 8, 2025Malibu, CA7.6 kW$50,727Host-owned · battery
Jun 7, 2025Temple City, CA4.6 kW$12,049Host-owned · battery
May 8, 2025La Crescenta, CA12.4 kW$55,460Host-owned · battery
Apr 9, 2025Torrance, CA6.3 kW$28,000Host-owned · battery
Mar 26, 2025La Canada, CA10.2 kW$48,098Host-owned · battery

See all 65 installations →searchable & filterable; export to CSV with a free account

Service geography

California
65

Busiest cities

Sebastopol, CA 11South Pasadena, CA 6Chatsworth, CA 3Agoura Hills, CA 3Torrance, CA 2La Crescenta, CA 2Palmdale, CA 2Simi Valley, CA 2

Record

Installer ID
PC-8921
First recorded install
Mar 11, 2010
Last recorded install
Dec 23, 2025
Priced records
57

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Frequently asked questions

How many solar installations has Onesun completed?

PanelCensus records 65 installations by Onesun, from Mar 11, 2010 to Dec 23, 2025, totalling 2.6 MW of capacity. Dataset coverage varies by state, so actual totals may be higher.

What does Onesun charge for solar?

The median installed price across 57 priced systems is $3.70/W pre-incentive (median system 9.4 kW, ≈ $31,600). Third-party-owned (lease/PPA) share: 2%.

Where does Onesun install solar?

Recorded installs span 1 state, led by California (65).

Dataset updated . Sources: LBNL Tracking the Sun + permit and program records; installer resolved by exact-normalized name matching.