PanelCensus

Tierdrop Solar

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Solar installer based in California · installer record #70870 resolved from 21 public installation records.

At a glance

Tierdrop Solar is a solar installer with 21 recorded installations totalling 149 kW, dated 2014 to 2025. All of its records are in California, where it ranks 3204th of 6,220 profiled installers by volume and 5,323rd of 10,536 nationally. The median installed price across 20 priced systems is $3.79/W before incentives.

Recorded installs
21
Total capacity
149 kW
DC nameplate
Median system
6.8 kW
≈ $23,955
Median price
$3.79/W
pre-incentive · 20 priced
Third-party owned
0%
lease / PPA
Battery attach
0%
First recorded
2014
Last recorded
2025

Track record

Install volume by year

2014
1
2016
4$3.94/W
2017
1$4.48/W
2018
6$3.54/W
2019
2$3.27/W
2020
1$4.13/W
2022
1$3.39/W
2023
3$4.05/W
2024
1$3.74/W
2025
1$4.43/W

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

Latest records

Most recent recorded installs

DateLocationSizePriceOwnership
Jul 3, 2025Lake Elsinore, CA8.6 kW$38,317Host-owned
Apr 2, 2024Sun City, CA9.4 kW$35,000Host-owned
Aug 23, 2023Rancho Santa Margarita, CA9.2 kW$18,550Host-owned
Jul 14, 2023Lake Elsinore, CA5.9 kW$32,261Host-owned
Jul 7, 2023Lake Elsinore, CA6.7 kW$26,967Host-owned
Jul 13, 2022Rancho Santa Margarita, CA6.5 kW$21,910Host-owned
Dec 30, 2020Westminster, CA6.8 kW$28,266Host-owned
May 30, 2019Covina, CA4.7 kW$10,000Host-owned
Jan 8, 2019Rancho Palos Verdes, CA10.8 kW$47,500Host-owned
Dec 26, 2018Menifee, CA7.9 kW$28,500Host-owned

See all 21 installations →searchable & filterable; export to CSV with a free account

Service geography

California
21

Busiest cities

Lake Elsinore, CA 4Rancho Santa Margarita, CA 2West Covina, CA 1Torrance, CA 1Beaumont, CA 1Murrieta, CA 1Gardena, CA 1Sun City, CA 1

Record

Installer ID
PC-70870
First recorded install
Jun 20, 2014
Last recorded install
Jul 3, 2025
Priced records
20

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How does Tierdrop Solar compare with other installers in California?

By recorded installations Tierdrop Solar ranks 3204th among the 6,220 installers based in California with five or more records. Its median price of $3.79/W is about 11% below the California median of $4.26/W. Its median system, 6.8 kW, is about 16% above 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. 0% include battery storage, compared with 16% of California records. Installers of similar recorded volume in California include TSP ROOFING AND SOLAR (21), YOUR ENERGY SOLUTIONS YES PERMITS (21) and Inversion Electric (21).

How has Tierdrop Solar's installation volume changed?

Tierdrop Solar's earliest dated installation on record is from 2014. It has recorded installations in 10 calendar years. The busiest year was 2018, with 6 installations. 2025, its latest year with records, has 1. Its median price per watt moved from $3.94/W in 2016 to $4.43/W in 2025. The most recent recorded installation is dated Jul 3, 2025.

Where does Tierdrop Solar install solar?

All recorded installations are in California. The cities with the most of its installations are Lake Elsinore, CA (4), Rancho Santa Margarita, CA (2), West Covina, CA (1), Torrance, CA (1) and Beaumont, CA (1).

Frequently asked questions

How many solar installations has Tierdrop Solar completed?

PanelCensus records 21 installations by Tierdrop Solar, from Jun 20, 2014 to Jul 3, 2025, totalling 149 kW of capacity. Public reporting varies by state, so the company's true total may be higher.

What does Tierdrop Solar charge for solar?

The median installed price across 20 priced systems is $3.79/W before incentives (median system 6.8 kW, about $23,955). The California median is $4.26/W.

Where does Tierdrop Solar install solar?

All 21 recorded installations are in California, the most of them in Lake Elsinore.

Is Tierdrop Solar still installing solar?

The most recent installation attributed to Tierdrop Solar in the public records is dated Jul 3, 2025; 2025 has 1 recorded installation. Records reach PanelCensus months to a couple of years after installation, so recent activity may not appear yet.

Does Tierdrop Solar install leased or PPA solar systems?

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

Does Tierdrop Solar install battery storage?

0 recorded installations by Tierdrop Solar (0%) 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, “Tierdrop Solar, solar installer (California)”, https://panelcensus.com/installers/california/tierdrop-solar-70870 (data as of September 21, 2026).