Stony Brook, NY 11790 solar market data
Updated June 10, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Stony Brook 11790 has 148 solar installations at a median installed cost of $5.00/W, recent growth not yet measurable, and a Market Score of 44 — higher than 64% of U.S. zip markets.
Versus New York
How 11790 compares with the state
Installed cost
$0.84/W above
state median $4.16/W
Market score
44 vs 59
New York scores 59
Share of state installs
0.08%
of 187.3K tracked statewide
Battery attach
9.2%
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
11790 by year
4 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 11790
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 23 | 0 | 8.69 | $5.25 |
| 2 | TESLA | 14 | 2 | 6.75 | $5.60 |
| 3 | SUNATION SOLAR SYSTEMS | 13 | 0 | 11.31 | $3.66 |
| 4 | EMPOWER SOLAR | 11 | 0 | 11.02 | $4.82 |
| 5 | LEVEL SOLAR | 6 | 0 | 7.61 | $5.10 |
| 6 | LONG ISLAND POWER SOLUTIONS | 6 | 0 | 13.4 | $4.00 |
| 7 | HARVEST POWER | 5 | 0 | 7.84 | $4.30 |
| 8 | SUNWIZE TECHNOLOGIES | 4 | 0 | 4.81 | $4.43 |
| 9 | GREENLEAF SOLAR NY | 3 | 0 | 11.18 | $3.56 |
| 10 | JOYCE MILILLO | 3 | 0 | 7.76 | $5.15 |
| 11 | SOLAR INTEGRATED FUND V | 3 | 0 | 8.58 | $5.00 |
| 12 | SUNRISE ELECTRIC | 3 | 0 | 164.41 | $2.50 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 11780 Saint James | 3.9 km | 149 | $4.50 | 46 |
| 11733 East Setauket | 4.2 km | 222 | $5.00 | 45 |
| 11720 Centereach | 5.6 km | 466 | $4.88 | 46 |
| 11755 Lake Grove | 5.6 km | 225 | $4.51 | 47 |
| 11776 Port Jefferson Station | 6.9 km | 333 | $4.65 | 47 |
| 11767 Nesconset | 7.0 km | 240 | $5.10 | 44 |
Equipment
What gets installed in 11790
Share of systems with a recorded brand
Modules
LG ELECTRONICS19.2%
SUNPOWER16.4%
CSI SOLAR9.6%
REC GROUP8.2%
HYUNDAI ENERGY SOLUTIONS6.9%
Inverters
ENPHASE ENERGY36.5%
SOLAREDGE29.7%
SMA AMERICA10.8%
SUNPOWER5.4%
TESLA5.4%
Frequently asked
Quick answers about 11790
How many solar installations are there in 11790?
SolarDNA counts 148 active solar installations in Stony Brook 11790, 144 of them residential, with data through June 10, 2026.
How much does solar cost in 11790?
The median residential system in 11790 cost $5.00 per watt over the trailing twelve months, $0.84/W above the New York median.
Is solar growing in 11790?
Recent growth cannot be measured yet for 11790: too few recent installs (data runs through June 10, 2026).
Who installs solar in 11790?
SUNRUN, TESLA, SUNATION SOLAR SYSTEMS lead the 38 installers with systems in 11790. The full comp set is above.
Is 11790 a good market for solar sales?
11790 scores 44 out of 100 (Good, higher than 64% of U.S. zip markets). With under 500 installations the score is provisional.