Cornwallville, NY solar installation & market data
Updated January 13, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Cornwallville has 11 solar installations across 1 zip code at a median installed cost of $4.35/W, recent growth not yet measurable, and an installs-weighted Market Score of 47.
Active installations
11
Zip markets
1
Median cost
$4.35/W
12-mo growth
—
Installers active
9
City Market Score
Great · installs-weighted across 1 zips
Best zip in Cornwallville scores higher than 74% of U.S. zip markets.
Versus New York
How Cornwallville compares with the state
Installed cost
$0.19/W above
state median $4.16/W
Market score
47 vs 59
New York scores 59
Share of state installs
0.01%
of 187.3K tracked statewide
Battery attach
0.0%
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
Cornwallville by year
2 installs in the trailing twelve months vs 0 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Cornwallville
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | POSIGEN | 3 | 0 | 1 | $4.47 |
| 2 | LIGHTHOUSE SOLAR DBA FOR SUN SOURCE TECHNOLOGIES | 1 | 1 | 1 | $4.03 |
| 3 | SOLAR LIBERTY | 1 | 1 | 1 | $4.58 |
| 4 | APEX ENERGY TEK | 1 | 0 | 1 | $4.35 |
| 5 | HIGH PEAKS SOLAR | 1 | 0 | 1 | $2.80 |
| 6 | KASSELMAN SOLAR | 1 | 0 | 1 | $3.20 |
| 7 | SUNPOWER | 1 | 0 | 1 | $4.28 |
| 8 | SUNRUN | 1 | 0 | 1 | $4.52 |
| 9 | TESLA | 1 | 0 | 1 | $4.26 |
Zip markets
Zips in Cornwallville
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 12418 | 11 | $4.35 | 47 B |