Mendham, NJ solar installation & market data
Updated August 20, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Mendham has 76 solar installations across 1 zip code, recent growth not yet measurable, and an installs-weighted Market Score of 48.
Active installations
76
Zip markets
1
Median cost
—
12-mo growth
—
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Mendham scores higher than 82% of U.S. zip markets.
Versus New Jersey
How Mendham compares with the state
Installed cost
—
state median —/W
Market score
48 vs 62
New Jersey scores 62
Share of state installs
0.03%
of 244.1K tracked statewide
Battery attach
100.0%
state 99.8%
Statewide momentum
▲ 20.1%
residential solar added in New Jersey, 12 months through Jul 2026
Statewide market
239.1K systems
10.4% of homes · utility-reported through Jul 2026
Growth & pricing
Mendham by year
11 installs in the trailing twelve months vs 7 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Mendham
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | GREEN POWER ENERGY | 10 | 1 | 1 | — |
| 2 | TRINITY SOLAR | 9 | 3 | 1 | — |
| 3 | GREENHOUSE SOLAR | 5 | 0 | 1 | — |
| 4 | SUNRUN | 5 | 0 | 1 | — |
| 5 | SEA BRIGHT SOLAR | 2 | 0 | 1 | — |
| 6 | SMARTROOF | 2 | 0 | 1 | — |
| 7 | TESLA | 2 | 0 | 1 | — |
| 8 | EMT RENEWABLES | 1 | 1 | 1 | — |
| 9 | FREEDOM FOREVER | 1 | 1 | 1 | — |
| 10 | GAF ENERGY | 1 | 1 | 1 | — |
| 11 | PUBLIC SERVICE SOLAR | 1 | 1 | 1 | — |
| 12 | SOLAR ENERGY WORLD | 1 | 1 | 1 | — |
Zip markets
Zips in Mendham
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 07945 | 76 | — | 48 B |