Williston Park, NY solar installation & market data
Updated May 29, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Williston Park has 73 solar installations across 1 zip code at a median installed cost of $4.73/W, recent growth not yet measurable, and an installs-weighted Market Score of 45.
Active installations
73
Zip markets
1
Median cost
$4.73/W
12-mo growth
—
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Williston Park scores higher than 68% of U.S. zip markets.
Versus New York
How Williston Park compares with the state
Installed cost
$0.57/W above
state median $4.16/W
Market score
45 vs 59
New York scores 59
Share of state installs
0.04%
of 187.3K tracked statewide
Battery attach
7.3%
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
Williston Park by year
5 installs in the trailing twelve months vs 3 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Williston Park
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | NYSS | 16 | 0 | 1 | $4.62 |
| 2 | SUNATION SOLAR SYSTEMS | 8 | 0 | 1 | $4.87 |
| 3 | SUNRUN | 6 | 0 | 1 | $3.70 |
| 4 | EMPOWER SOLAR | 4 | 1 | 1 | $4.53 |
| 5 | TESLA | 4 | 0 | 1 | $5.35 |
| 6 | INNOVATED ENERGY SOLUTIONS | 3 | 0 | 1 | $4.75 |
| 7 | NRG RESIDENTIAL SOLAR SOLUTIONS | 3 | 0 | 1 | $3.35 |
| 8 | SUNPOWER | 3 | 0 | 1 | $4.73 |
| 9 | SUNRISE SOLAR | 3 | 0 | 1 | $3.99 |
| 10 | HARVEST POWER | 2 | 1 | 1 | $8.06 |
| 11 | ALLIED BUILDING PRODUCTS | 2 | 0 | 1 | $5.26 |
| 12 | LONG ISLAND POWER SOLUTIONS | 2 | 0 | 1 | $5.54 |
Zip markets
Zips in Williston Park
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 11596 | 73 | $4.73 | 45 C |