PanelCensus

Roberts Solar

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Solar installer based in California · installer record #10303 resolved from 257 public installation records.

At a glance

Roberts Solar is a solar installer with 257 recorded installations totalling 1.3 MW, dated 2002 to 2025. All of its records are in California, where it ranks 785th of 6,220 profiled installers by volume and 1,249th of 10,536 nationally. The median installed price across 220 priced systems is $4.03/W before incentives.

Recorded installs
257
Total capacity
1.3 MW
DC nameplate
Median system
4.4 kW
≈ $21,950
Median price
$4.03/W
pre-incentive · 220 priced
Third-party owned
0%
lease / PPA
Battery attach
2%
First recorded
2002
Last recorded
2025

Track record

Install volume by year

2002
4$9.24/W
2003
10$8.93/W
2004
10$7.71/W
2005
4$7.54/W
2006
15$7.90/W
2007
11$8.57/W
2008
6$8.98/W
2009
8$8.34/W
2010
4$5.82/W
2011
7$7.19/W
2012
8$5.08/W
2013
7$5.23/W
2014
9
2015
20$3.95/W
2016
14$3.81/W
2017
15$3.64/W
2018
13$3.87/W
2019
15$3.08/W
2020
18$3.23/W
2021
16$3.37/W
2022
10$3.68/W
2023
20$3.58/W
2024
10$4.12/W
2025
3$3.80/W

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

Latest records

Most recent recorded installs

DateLocationSizePriceOwnership
Apr 16, 2025Davis, CA7.4 kW$17,750Host-owned
Mar 28, 2025Dixon, CA5.8 kW$22,192Host-owned
Jan 28, 2025Davis, CA2.7 kW$23,360Host-owned
Oct 2, 2024Davis, CA3.5 kW$32,120Host-owned
Jul 29, 2024Dixon, CA9.5 kW$55,570Host-owned · battery
May 7, 2024Davis, CA2.5 kW$29,200Host-owned
Mar 27, 2024Davis, CA7.3 kW$29,200Host-owned
Mar 22, 2024Davis, CA7.3 kW$29,200Host-owned
Mar 18, 2024Davis, CA5.1 kW$17,885Host-owned
Mar 1, 2024Dixon, CA5.8 kW$17,000Host-owned

See all 257 installations →searchable & filterable; export to CSV with a free account

Service geography

California
257

Busiest cities

Davis, CA 130Dixon, CA 65Vacaville, CA 26Woodland, CA 10Winters, CA 7

Record

Installer ID
PC-10303
First recorded install
Feb 1, 2002
Last recorded install
Apr 16, 2025
Priced records
220

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How does Roberts Solar compare with other installers in California?

By recorded installations Roberts Solar ranks 785th among the 6,220 installers based in California with five or more records. Its median price of $4.03/W is roughly in line with the California median of $4.26/W. Its median system, 4.4 kW, is about 25% below the state median of 5.9 kW. 0% of its recorded installations are third-party owned (lease or power-purchase agreement), against 29% across California. 2% include battery storage, compared with 16% of California records. Installers of similar recorded volume in California include Kaar Electric (258), Luxlight Solar Energy (258) and Chevron Energy Solutions (257).

How has Roberts Solar's installation volume changed?

Roberts Solar's earliest dated installation on record is from 2002. It has recorded installations in 24 calendar years. The busiest year was 2015, with 20 installations. 2025, its latest year with records, has 3. Its median price per watt moved from $9.24/W in 2002 to $3.80/W in 2025. The most recent recorded installation is dated Apr 16, 2025.

Where does Roberts Solar install solar?

All recorded installations are in California. The cities with the most of its installations are Davis, CA (130), Dixon, CA (65), Vacaville, CA (26), Woodland, CA (10) and Winters, CA (7).

Frequently asked questions

How many solar installations has Roberts Solar completed?

PanelCensus records 257 installations by Roberts Solar, from Feb 1, 2002 to Apr 16, 2025, totalling 1.3 MW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Roberts Solar charge for solar?

The median installed price across 220 priced systems is $4.03/W before incentives (median system 4.4 kW, about $21,950). The California median is $4.26/W.

Where does Roberts Solar install solar?

All 257 recorded installations are in California, the most of them in Davis.

Is Roberts Solar still installing solar?

The most recent installation attributed to Roberts Solar in the public records is dated Apr 16, 2025; 2025 has 3 recorded installations. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.

Does Roberts Solar install leased or PPA solar systems?

0 recorded installations by Roberts Solar (0%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.

Does Roberts Solar install battery storage?

4 recorded installations by Roberts Solar (2%) include a battery.

Related installers and places

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

About this data

Source: Lawrence Berkeley National Laboratory's Tracking the Sun, merged with city permit records, state incentive programs and the USGS U.S. Large-Scale Solar Photovoltaic Database / EIA-860 plant registers, as published September 21, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.

Cite as: PanelCensus, “Roberts Solar, solar installer (California)”, https://panelcensus.com/installers/california/roberts-solar-10303 (data as of September 21, 2026).