Greenwich, NJ solar installation & market data
Updated June 18, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Greenwich has 59 solar installations across 1 zip code, recent growth not yet measurable, and an installs-weighted Market Score of 48.
Active installations
59
Zip markets
1
Median cost
—
12-mo growth
—
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Greenwich scores higher than 82% of U.S. zip markets.
Versus New Jersey
How Greenwich compares with the state
Installed cost
—
state median —/W
Market score
48 vs 62
New Jersey scores 62
Share of state installs
0.02%
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
Greenwich by year
16 installs in the trailing twelve months vs 13 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Greenwich
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | RCL ENTERPRISES | 20 | 3 | 1 | — |
| 2 | TRINITY SOLAR | 10 | 4 | 1 | — |
| 3 | MOMENTUM SOLAR | 6 | 2 | 1 | — |
| 4 | SUNNYMAC | 3 | 1 | 1 | — |
| 5 | EMT RENEWABLES | 2 | 2 | 1 | — |
| 6 | POSIGEN | 2 | 0 | 1 | — |
| 7 | SUNRUN | 2 | 0 | 1 | — |
| 8 | K HANRAHAN ENTERPRISES | 1 | 1 | 1 | — |
| 9 | KAITANNA SOLAR | 1 | 1 | 1 | — |
| 10 | CASTLE ENERGY | 1 | 0 | 1 | — |
| 11 | DIRECT ENERGY SOLAR | 1 | 0 | 1 | — |
| 12 | NRG RESIDENTIAL SOLAR SOLUTIONS | 1 | 0 | 1 | — |
Zip markets
Zips in Greenwich
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 08323 | 59 | — | 48 B |