Southold, NY 11971 solar market data
Updated August 27, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Southold 11971 has 154 solar installations at a median installed cost of $5.36/W, recent growth not yet measurable, and a Market Score of 42 — higher than 54% of U.S. zip markets.
Versus New York
How 11971 compares with the state
Installed cost
$1.20/W above
state median $4.16/W
Market score
42 vs 59
New York scores 59
Share of state installs
0.08%
of 187.3K tracked statewide
Battery attach
4.1%
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
11971 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 11971
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | GREEN LOGIC | 15 | 0 | 13.6 | $3.93 |
| 2 | SUNATION SOLAR SYSTEMS | 14 | 3 | 10.12 | $3.75 |
| 3 | SUNPOWER | 12 | 0 | 9.3 | $5.25 |
| 4 | TESLA | 9 | 1 | 7.18 | $5.60 |
| 5 | EASTERN ENERGY SYSTEMS | 5 | 0 | 7.23 | $4.47 |
| 6 | GREENLOGIC | 5 | 0 | 12.53 | $4.20 |
| 7 | HARVEST POWER | 4 | 0 | 122.92 | $3.08 |
| 8 | GO SOLAR GRID TIE SYSTEMS | 3 | 0 | 4.2 | $5.80 |
| 9 | LEVEL SOLAR | 3 | 0 | 6.53 | $5.00 |
| 10 | LONG ISLAND POWER SOLUTIONS | 3 | 0 | 9.17 | $3.70 |
| 11 | SUNWIZE TECHNOLOGIES | 3 | 0 | 6.74 | $4.22 |
| 12 | ALLIED BUILDING PRODUCTS | 2 | 0 | 6.75 | $3.57 |
Equipment
What gets installed in 11971
Share of systems with a recorded brand
Modules
SUNPOWER23.5%
LG ELECTRONICS19.6%
REC GROUP13.7%
TRINA SOLAR11.8%
QCELLS NORTH AMERICA7.8%
Inverters
ENPHASE ENERGY44.0%
SMA AMERICA18.0%
ABB12.0%
SOLAREDGE12.0%
TESLA6.0%
Frequently asked
Quick answers about 11971
How many solar installations are there in 11971?
SolarDNA counts 154 active solar installations in Southold 11971, 146 of them residential, with data through August 27, 2026.
How much does solar cost in 11971?
The median residential system in 11971 cost $5.36 per watt over the trailing twelve months, $1.20/W above the New York median.
Is solar growing in 11971?
Recent growth cannot be measured yet for 11971: too few recent installs (data runs through August 27, 2026).
Who installs solar in 11971?
GREEN LOGIC, SUNATION SOLAR SYSTEMS, SUNPOWER lead the 29 installers with systems in 11971. The full comp set is above.
Is 11971 a good market for solar sales?
11971 scores 42 out of 100 (Good, higher than 54% of U.S. zip markets). With under 500 installations the score is provisional.