Mountain Solar

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Solar installer based in California · installer record #8278 resolved from 44 public installation records.

Recorded installs

Total capacity

250 kW

DC nameplate

Median system

5.2 kW

≈ $35,114

Median price

$6.59/W

pre-incentive

Third-party owned

lease / PPA

Battery attach

First recorded

2003

Last recorded

2015

Track record

Install volume by year

2003

5$6.06/W

2004

3$6.44/W

2005

3$6.55/W

2006

8$7.01/W

2007

5$8.61/W

2008

7$8.38/W

2009

2$6.54/W

2010

2$4.86/W

2011

2$4.93/W

2012

3$3.66/W

2013

2014

2015

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

Latest records

Most recent recorded installs

Date	Location	Size	Price	Ownership
Jan 21, 2015	Yuba City, CA	5.6 kW	—	Host-owned
Nov 19, 2014	Browns Valley, CA	5.4 kW	—	Host-owned
Sep 27, 2013	Grass Valley, CA	14.3 kW	—	Host-owned
Aug 27, 2013	Marysville, CA	3.8 kW	—	Host-owned
Oct 30, 2012	Grass Valley, CA	4.4 kW	$15,661	Host-owned
Sep 21, 2012	Grass Valley, CA	3.2 kW	$11,674	Host-owned
Mar 26, 2012	Brownsville, CA	4.7 kW	$18,345	Host-owned
Dec 20, 2011	Nevada City, CA	6.5 kW	$26,477	Host-owned
Jan 10, 2011	Nevada City, CA	3.7 kW	$21,270	Host-owned
Dec 9, 2010	Penn Valley, CA	3.3 kW	$15,981	Host-owned

Service geography

California: 44

Busiest cities

Grass Valley, CA 14Nevada City, CA 6Auburn, CA 4Santa Barbara, CA 3Penn Valley, CA 3Yuba City, CA 2Browns Valley, CA 1Granite Bay, CA 1

Record

Installer ID: PC-8278
First recorded install: May 29, 2003
Last recorded install: Jan 21, 2015
Priced records: 39

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Frequently asked questions

How many solar installations has Mountain Solar completed?

PanelCensus records 44 installations by Mountain Solar, from May 29, 2003 to Jan 21, 2015, totalling 250 kW of capacity. Dataset coverage varies by state, so actual totals may be higher.

What does Mountain Solar charge for solar?

The median installed price across 39 priced systems is $6.59/W pre-incentive (median system 5.2 kW, ≈ $35,114). Third-party-owned (lease/PPA) share: 0%.

Where does Mountain Solar install solar?

Recorded installs span 1 state, led by California (44).

Dataset updated July 2026 . Sources: LBNL Tracking the Sun + permit and program records; installer resolved by exact-normalized name matching.