Islip, NY 11751 solar market data
Updated October 21, 2025Provisional score · under 500 installs By The SolarDNA Data Team
Islip 11751 has 182 solar installations at a median installed cost of $4.53/W, recent growth not yet measurable, and a Market Score of 47 — higher than 74% of U.S. zip markets.
Versus New York
How 11751 compares with the state
Installed cost
$0.37/W above
state median $4.16/W
Market score
47 vs 59
New York scores 59
Share of state installs
0.10%
of 187.3K tracked statewide
Battery attach
1.7%
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
11751 by year
7 installs in the trailing twelve months vs 5 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 11751
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | HARVEST POWER | 25 | 1 | 11.52 | $3.85 |
| 2 | SUNRUN | 25 | 0 | 7.27 | $5.25 |
| 3 | SUNATION SOLAR SYSTEMS | 13 | 1 | 11.61 | $3.67 |
| 4 | TESLA | 13 | 0 | 7.26 | $5.60 |
| 5 | LEVEL SOLAR | 10 | 0 | 7.65 | $5.05 |
| 6 | SUNPOWER | 10 | 0 | 7.15 | $5.42 |
| 7 | NYSS | 9 | 0 | 6.65 | $4.26 |
| 8 | GREEN LOGIC | 6 | 1 | 10.43 | $4.45 |
| 9 | NRG RESIDENTIAL SOLAR SOLUTIONS | 6 | 0 | 7.42 | $3.50 |
| 10 | LONG ISLAND POWER SOLUTIONS | 5 | 0 | 9.14 | $4.60 |
| 11 | SUNRISE SOLAR | 5 | 0 | 9.74 | $4.15 |
| 12 | GREENLEAF SOLAR NY | 3 | 0 | 9.18 | $3.75 |
Equipment
What gets installed in 11751
Share of systems with a recorded brand
Modules
LG ELECTRONICS18.7%
SUNPOWER13.1%
HYUNDAI ENERGY SOLUTIONS11.2%
QCELLS NORTH AMERICA10.3%
CSI SOLAR8.4%
Inverters
SOLAREDGE37.0%
ENPHASE ENERGY35.2%
SMA AMERICA11.1%
ABB9.3%
FRONIUS USA1.8%
Frequently asked
Quick answers about 11751
How many solar installations are there in 11751?
SolarDNA counts 182 active solar installations in Islip 11751, 177 of them residential, with data through October 21, 2025.
How much does solar cost in 11751?
The median residential system in 11751 cost $4.53 per watt over the trailing twelve months, $0.37/W above the New York median.
Is solar growing in 11751?
Recent growth cannot be measured yet for 11751: too few recent installs (data runs through October 21, 2025).
Who installs solar in 11751?
HARVEST POWER, SUNRUN, SUNATION SOLAR SYSTEMS lead the 34 installers with systems in 11751. The full comp set is above.
Is 11751 a good market for solar sales?
11751 scores 47 out of 100 (Great, higher than 74% of U.S. zip markets). With under 500 installations the score is provisional.