Randolph, MA solar installation & market data
Updated October 8, 2022Older data · growth withheld By The SolarDNA Data Team
Randolph has 1,184 solar installations across 1 zip code at a median installed cost of $4.23/W, recent growth not yet measurable, and an installs-weighted Market Score of 51.
Active installations
1,184
Zip markets
1
Median cost
$4.23/W
12-mo growth
—
Installers active
12
City Market Score
Excellent · installs-weighted across 1 zips
Best zip in Randolph scores higher than 91% of U.S. zip markets.
Versus Massachusetts
How Randolph compares with the state
Installed cost
$0.06/W above
state median $4.17/W
Market score
51 vs 58
Massachusetts scores 58
Share of state installs
0.83%
of 142.6K tracked statewide
Battery attach
1.8%
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
Randolph by year
95 installs in the trailing twelve months vs 159 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Randolph
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 566 | 11 | 1 | $3.46 |
| 2 | TESLA | 270 | 0 | 1 | $5.15 |
| 3 | TRINITY SOLAR | 79 | 0 | 1 | $3.93 |
| 4 | PALMETTO SOLAR | 32 | 0 | 1 | $4.33 |
| 5 | NEXT STEP LIVING | 22 | 0 | 1 | $6.37 |
| 6 | BRIGHT PLANET SOLAR | 15 | 0 | 1 | $4.23 |
| 7 | DEVLIN CONTRACTING MAINTENANCE | 14 | 0 | 1 | $4.51 |
| 8 | FREEDOM FOREVER | 13 | 0 | 1 | $3.76 |
| 9 | ROOF DIAGNOSTICS SOLAR | 13 | 0 | 1 | $3.40 |
| 10 | SUNGEVITY | 12 | 0 | 1 | $3.45 |
| 11 | BOSTON SOLAR | 9 | 0 | 1 | $3.54 |
| 12 | 1ST LIGHT ENERGY | 8 | 0 | 1 | $4.03 |
Zip markets
Zips in Randolph
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 02368 | 1,184 | $4.23 | 51 A |