Medfield, MA solar installation & market data
Updated February 29, 2024Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Medfield has 228 solar installations across 1 zip code at a median installed cost of $3.84/W, recent growth not yet measurable, and an installs-weighted Market Score of 48.
Active installations
228
Zip markets
1
Median cost
$3.84/W
12-mo growth
—
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Medfield scores higher than 79% of U.S. zip markets.
Versus Massachusetts
How Medfield compares with the state
Installed cost
$0.33/W below
state median $4.17/W
Market score
48 vs 58
Massachusetts scores 58
Share of state installs
0.16%
of 142.6K tracked statewide
Battery attach
6.1%
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
Medfield by year
32 installs in the trailing twelve months vs 22 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Medfield
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | NEW ENGLAND CLEAN ENERGY | 45 | 3 | 1 | $3.92 |
| 2 | TESLA | 26 | 2 | 1 | $4.97 |
| 3 | SUNRUN | 25 | 6 | 1 | $3.46 |
| 4 | BOSTON SOLAR | 9 | 1 | 1 | $4.08 |
| 5 | TRINITY SOLAR | 9 | 0 | 1 | $3.95 |
| 6 | GREAT SKY SOLAR | 7 | 6 | 1 | $3.30 |
| 7 | FREEDOM FOREVER | 7 | 4 | 1 | $3.07 |
| 8 | SUNPOWER | 7 | 3 | 1 | $4.06 |
| 9 | ROOF DIAGNOSTICS SOLAR | 7 | 0 | 1 | $3.57 |
| 10 | SECOND GENERATION ENERGY | 6 | 2 | 1 | $3.15 |
| 11 | REVOLUSUN | 6 | 1 | 1 | $3.33 |
| 12 | SUNBUG SOLAR | 6 | 0 | 1 | $3.55 |
Zip markets
Zips in Medfield
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 02052 | 228 | $3.84 | 48 B |