Stonington, CT 06378 solar market data
Updated July 6, 2023Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Stonington 06378 has 146 solar installations at a median installed cost of $3.86/W, recent growth not yet measurable, and a Market Score of 45 — higher than 66% of U.S. zip markets.
Versus Connecticut
How 06378 compares with the state
Installed cost
$0.07/W above
state median $3.79/W
Market score
45 vs 51
Connecticut scores 51
Share of state installs
0.29%
of 50.1K tracked statewide
Battery attach
0.7%
state 0.4%
Statewide momentum
▼ 5.6%
residential solar added in Connecticut, 12 months through Jul 2026
Statewide market
128.1K systems
13.6% of homes · utility-reported through Jul 2026
Growth & pricing
06378 by year
2 installs in the trailing twelve months vs 9 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 06378
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TRINITY SOLAR | 28 | 0 | 8.7 | $3.72 |
| 2 | RGS ENERGY | 22 | 0 | 10.54 | $7.75 |
| 3 | TESLA | 15 | 0 | 6.18 | $4.90 |
| 4 | SUNPOWER | 13 | 0 | 9.54 | $4.14 |
| 5 | EASTERN CT SOLAR | 10 | 1 | 7.95 | $3.45 |
| 6 | SUNRUN | 8 | 0 | 10.56 | $2.13 |
| 7 | AEGIS ELECTRIC SYSTEMS | 7 | 0 | 11.3 | $3.73 |
| 8 | EARTHLIGHT TECHNOLOGIES | 6 | 0 | 8.63 | $3.65 |
| 9 | DIRECT ENERGY SOLAR | 5 | 0 | 35.33 | $3.71 |
| 10 | MYSTIC SOLAR | 4 | 0 | 8.72 | $5.67 |
| 11 | SUNLIGHT SOLAR ENERGY | 4 | 0 | 8.58 | $6.42 |
| 12 | CTEC SOLAR | 3 | 0 | 10.14 | $3.56 |
Equipment
What gets installed in 06378
Share of systems with a recorded brand
Modules
SUNPOWER25.2%
QCELLS NORTH AMERICA19.4%
LG ELECTRONICS14.4%
TRINA SOLAR8.6%
YINGLI ENERGY CHINA5.0%
Inverters
SOLAREDGE35.9%
ENPHASE ENERGY26.8%
SUNPOWER17.6%
FRONIUS USA6.3%
SMA AMERICA5.6%
Frequently asked
Quick answers about 06378
How many solar installations are there in 06378?
SolarDNA counts 146 active solar installations in Stonington 06378, 143 of them residential, with data through July 6, 2023.
How much does solar cost in 06378?
The median residential system in 06378 cost $3.86 per watt over the trailing twelve months, $0.07/W above the Connecticut median.
Is solar growing in 06378?
Recent growth cannot be measured yet for 06378: insufficient recent data (data runs through July 6, 2023).
Who installs solar in 06378?
TRINITY SOLAR, RGS ENERGY, TESLA lead the 26 installers with systems in 06378. The full comp set is above.
Is 06378 a good market for solar sales?
06378 scores 45 out of 100 (Good, higher than 66% of U.S. zip markets). With under 500 installations the score is provisional.