Winthrop, MA solar installation & market data
Updated December 17, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Winthrop has 231 solar installations across 1 zip code at a median installed cost of $4.24/W, recent growth not yet measurable, and an installs-weighted Market Score of 46.
Active installations
231
Zip markets
1
Median cost
$4.24/W
12-mo growth
—
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Winthrop scores higher than 72% of U.S. zip markets.
Versus Massachusetts
How Winthrop compares with the state
Installed cost
$0.07/W above
state median $4.17/W
Market score
46 vs 58
Massachusetts scores 58
Share of state installs
0.16%
of 142.6K tracked statewide
Battery attach
3.0%
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
Winthrop by year
16 installs in the trailing twelve months vs 26 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Winthrop
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 71 | 0 | 1 | $3.52 |
| 2 | TESLA | 32 | 1 | 1 | $5.50 |
| 3 | TRINITY SOLAR | 26 | 0 | 1 | $4.00 |
| 4 | ACE RESIDENTIAL SOLAR | 13 | 0 | 1 | $3.18 |
| 5 | REVOLUSUN | 11 | 0 | 1 | $5.29 |
| 6 | BOSTON SOLAR | 8 | 0 | 1 | $3.70 |
| 7 | ROOF DIAGNOSTICS SOLAR | 6 | 0 | 1 | $4.37 |
| 8 | NEXT STEP LIVING | 5 | 0 | 1 | $6.43 |
| 9 | DEVLIN CONTRACTING MAINTENANCE | 4 | 0 | 1 | $4.99 |
| 10 | PALMETTO SOLAR | 4 | 0 | 1 | $4.47 |
| 11 | SUNLIGHT SOLAR ENERGY | 4 | 0 | 1 | $6.76 |
| 12 | SUNPOWER | 3 | 1 | 1 | $3.67 |
Zip markets
Zips in Winthrop
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 02152 | 231 | $4.24 | 46 B |