Dennis, MA solar installation & market data
Updated November 21, 2023Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Dennis has 143 solar installations across 1 zip code at a median installed cost of $4.84/W, recent growth not yet measurable, and an installs-weighted Market Score of 43.
Active installations
143
Zip markets
1
Median cost
$4.84/W
12-mo growth
—
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Dennis scores higher than 54% of U.S. zip markets.
Versus Massachusetts
How Dennis compares with the state
Installed cost
$0.68/W above
state median $4.17/W
Market score
43 vs 58
Massachusetts scores 58
Share of state installs
0.10%
of 142.6K tracked statewide
Battery attach
4.2%
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
Dennis by year
10 installs in the trailing twelve months vs 11 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Dennis
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 36 | 0 | 1 | $5.15 |
| 2 | E2 SOLAR | 22 | 2 | 1 | $5.06 |
| 3 | MY GENERATION ENERGY | 14 | 0 | 1 | $3.66 |
| 4 | COTUIT SOLAR | 6 | 1 | 1 | $3.85 |
| 5 | SUNRUN | 6 | 1 | 1 | $3.50 |
| 6 | CLEAN ENERGY DESIGN | 5 | 1 | 1 | $3.00 |
| 7 | SOLAR RISING | 5 | 0 | 1 | $3.35 |
| 8 | SUNWIND SOLUTIONS | 5 | 0 | 1 | $3.77 |
| 9 | SUNPOWER | 4 | 2 | 1 | $5.01 |
| 10 | BLUE SELENIUM SOLAR | 4 | 0 | 1 | $6.19 |
| 11 | TRINITY SOLAR | 4 | 0 | 1 | $3.84 |
| 12 | NEW ENGLAND CLEAN ENERGY | 2 | 1 | 1 | $4.25 |
Zip markets
Zips in Dennis
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 02638 | 143 | $4.84 | 43 C |