Marlborough, MA solar installation & market data
Updated March 23, 2022Older data · growth withheld By The SolarDNA Data Team
Marlborough has 862 solar installations across 1 zip code at a median installed cost of $4.05/W, recent growth not yet measurable, and an installs-weighted Market Score of 50.
Active installations
862
Zip markets
1
Median cost
$4.05/W
12-mo growth
—
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Marlborough scores higher than 88% of U.S. zip markets.
Versus Massachusetts
How Marlborough compares with the state
Installed cost
$0.12/W below
state median $4.17/W
Market score
50 vs 58
Massachusetts scores 58
Share of state installs
0.60%
of 142.6K tracked statewide
Battery attach
2.8%
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
Marlborough by year
67 installs in the trailing twelve months vs 75 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Marlborough
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 251 | 2 | 1 | $3.79 |
| 2 | TESLA | 159 | 1 | 1 | $5.15 |
| 3 | TRINITY SOLAR | 100 | 0 | 1 | $3.63 |
| 4 | DIRECT ENERGY SOLAR | 25 | 0 | 1 | $3.92 |
| 5 | SUNGEVITY | 23 | 0 | 1 | $3.68 |
| 6 | BRIGHTSTAR SOLAR | 21 | 0 | 1 | $3.29 |
| 7 | ROOF DIAGNOSTICS SOLAR | 19 | 0 | 1 | $3.84 |
| 8 | NEW ENGLAND CLEAN ENERGY | 17 | 0 | 1 | $5.01 |
| 9 | NEXT STEP LIVING | 17 | 0 | 1 | $6.88 |
| 10 | 1ST LIGHT ENERGY | 16 | 0 | 1 | $3.78 |
| 11 | BOSTON SOLAR | 16 | 0 | 1 | $3.87 |
| 12 | ENDLESS MTN SOLAR SERVICES | 12 | 0 | 1 | $4.10 |
Zip markets
Zips in Marlborough
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 01752 | 862 | $4.05 | 50 B |