Greenwich, NY solar installation & market data
Updated April 7, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Greenwich has 131 solar installations across 1 zip code at a median installed cost of $4.13/W, recent growth not yet measurable, and an installs-weighted Market Score of 48.
Active installations
131
Zip markets
1
Median cost
$4.13/W
12-mo growth
—
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Greenwich scores higher than 80% of U.S. zip markets.
Versus New York
How Greenwich compares with the state
Installed cost
$0.03/W below
state median $4.16/W
Market score
48 vs 59
New York scores 59
Share of state installs
0.07%
of 187.3K tracked statewide
Battery attach
0.8%
state 2.1%
Statewide momentum
▲ 25.2%
residential solar added in New York, 12 months through Jul 2026
Statewide market
274.1K systems
6.4% of homes · utility-reported through Jul 2026
Growth & pricing
Greenwich by year
10 installs in the trailing twelve months vs 4 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 | KASSELMAN SOLAR | 24 | 1 | 1 | $3.56 |
| 2 | TESLA | 20 | 0 | 1 | $5.60 |
| 3 | PLUGPV | 9 | 3 | 1 | $3.86 |
| 4 | AMERICAN ENERGY CARE | 9 | 0 | 1 | $3.67 |
| 5 | SUNCOMMON | 9 | 0 | 1 | $5.00 |
| 6 | APEX ENERGY TEK | 8 | 1 | 1 | $3.56 |
| 7 | HIGH PEAKS SOLAR | 7 | 0 | 1 | $3.34 |
| 8 | MONOLITH SOLAR | 7 | 0 | 1 | $3.82 |
| 9 | RGS ENERGY | 5 | 0 | 1 | $6.90 |
| 10 | ENLIGHTEN POWER SOLUTIONS | 3 | 0 | 1 | $4.12 |
| 11 | RENEWABLE POWER SYSTEMS | 3 | 0 | 1 | $8.27 |
| 12 | SOLAR WORKS | 3 | 0 | 1 | $8.60 |
Zip markets
Zips in Greenwich
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 12834 | 131 | $4.13 | 48 B |