Swansea, MA 02777 solar market data
Updated November 18, 2021Older data · growth withheld By The SolarDNA Data Team
Swansea 02777 has 745 solar installations at a median installed cost of $4.23/W, recent growth not yet measurable, and a Market Score of 48 — higher than 82% of U.S. zip markets.
Versus Massachusetts
How 02777 compares with the state
Installed cost
$0.06/W above
state median $4.17/W
Market score
48 vs 58
Massachusetts scores 58
Share of state installs
0.52%
of 142.6K tracked statewide
Battery attach
1.3%
state 3.1%
Statewide momentum
▲ 22.8%
residential solar added in Massachusetts, 12 months through Jul 2026
Statewide market
233.7K systems
13.3% of homes · utility-reported through Jul 2026
Growth & pricing
02777 by year
71 installs in the trailing twelve months vs 70 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 02777
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 182 | 1 | 7.41 | $4.24 |
| 2 | TESLA | 175 | 0 | 7.45 | $5.15 |
| 3 | TRINITY SOLAR | 76 | 0 | 7.55 | $3.95 |
| 4 | SUNGEVITY | 38 | 0 | 7.92 | $3.53 |
| 5 | SOUTHCOAST GREENLIGHT | 27 | 0 | 23.29 | $3.51 |
| 6 | ISAKSEN SOLAR | 26 | 0 | 10.75 | $3.91 |
| 7 | SUMMIT ENERGY GROUP | 15 | 0 | 9.33 | $4.00 |
| 8 | INO ELECTRIC SERVICE | 14 | 0 | 15.9 | $3.27 |
| 9 | ROOFTOP POWER | 13 | 1 | 9.38 | $4.34 |
| 10 | ROOF DIAGNOSTICS SOLAR | 12 | 0 | 6.41 | $3.55 |
| 11 | NEXT STEP LIVING | 10 | 0 | 5.51 | $6.99 |
| 12 | BAY STATE SOLAR | 9 | 0 | 7.5 | $4.10 |
Equipment
What gets installed in 02777
Share of systems with a recorded brand
Modules
TRINA SOLAR25.6%
QCELLS NORTH AMERICA19.1%
JINKO SOLAR12.0%
LG ELECTRONICS11.1%
REC GROUP4.3%
Inverters
SOLAREDGE81.3%
ENPHASE ENERGY5.8%
YASKAWA SOLECTRIA SOLAR4.2%
DELTA ELECTRONICS2.8%
POWER-ONE1.8%
Frequently asked
Quick answers about 02777
How many solar installations are there in 02777?
SolarDNA counts 745 active solar installations in Swansea 02777, 722 of them residential, with data through November 18, 2021.
How much does solar cost in 02777?
The median residential system in 02777 cost $4.23 per watt over the trailing twelve months, $0.06/W above the Massachusetts median.
Is solar growing in 02777?
Recent growth cannot be measured yet for 02777: insufficient recent data (data runs through November 18, 2021).
Who installs solar in 02777?
SUNRUN, TESLA, TRINITY SOLAR lead the 78 installers with systems in 02777. The full comp set is above.
Is 02777 a good market for solar sales?
02777 scores 48 out of 100 (Great, higher than 82% of U.S. zip markets).