Suffolk County, MA solar installation & market data
Updated December 2, 2024Older data · growth withheld By The SolarDNA Data Team
Suffolk County has 6,256 solar installations across 36 zip codes at a median installed cost of $4.31/W, recent growth not yet measurable, and an installs-weighted Market Score of 48.
Active installations
6,256
Zip markets
36
Median cost
$4.31/W
12-mo growth
—
Installers active
193
County Market Score
Great · installs-weighted across 36 zips
Best zip in Suffolk County scores higher than 96% of U.S. zip markets.
Versus Massachusetts
How Suffolk County compares with the state
Installed cost
$0.14/W above
state median $4.17/W
Market score
48 vs 58
Massachusetts scores 58
Share of state installs
4.39%
of 142.6K tracked statewide
Battery attach
1.1%
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
Suffolk County by year
518 installs in the trailing twelve months vs 633 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Suffolk County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 2,035 | 234 | 18 | $3.96 |
| 2 | TESLA | 1,118 | 6 | 23 | $5.08 |
| 3 | TRINITY SOLAR | 582 | 1 | 18 | $3.93 |
| 4 | NEXT STEP LIVING | 215 | 0 | 20 | $6.31 |
| 5 | BOSTON SOLAR | 173 | 18 | 22 | $4.07 |
| 6 | ROOF DIAGNOSTICS SOLAR | 173 | 0 | 23 | $4.10 |
| 7 | SUNBUG SOLAR | 159 | 13 | 24 | $4.40 |
| 8 | FREEDOM FOREVER | 113 | 21 | 18 | $3.91 |
| 9 | SUNGEVITY | 112 | 0 | 17 | $4.39 |
| 10 | PALMETTO SOLAR | 110 | 3 | 15 | $4.42 |
| 11 | REVOLUSUN | 83 | 1 | 17 | $4.67 |
| 12 | DEVLIN CONTRACTING MAINTENANCE | 73 | 2 | 14 | $4.17 |
| 13 | GREAT SKY SOLAR | 72 | 17 | 15 | $3.22 |
| 14 | SOLECT ENERGY | 57 | 0 | 18 | $3.20 |
| 15 | VISION SOLAR | 53 | 16 | 13 | $4.06 |
| 16 | SKYLINE SOLAR | 50 | 0 | 14 | $4.62 |
| 17 | SUNPOWER | 50 | 16 | 13 | $4.72 |
| 18 | BRIGHT PLANET SOLAR | 49 | 8 | 14 | $4.05 |
| 19 | SUNLIGHT SOLAR ENERGY | 38 | 1 | 11 | $4.60 |
| 20 | DIRECT ENERGY SOLAR | 37 | 0 | 15 | $4.23 |
| 21 | ACE RESIDENTIAL SOLAR | 34 | 2 | 11 | $3.65 |
| 22 | UNITED SOLAR ASSOCIATES | 34 | 0 | 14 | $3.77 |
| 23 | INVALEON TECHNOLOGIES | 32 | 0 | 9 | $3.27 |
| 24 | ALLIANCE COOPERATIVE ENERGY | 32 | 0 | 3 | $2.80 |
| 25 | VENTURE HOME SOLAR | 30 | 1 | 9 | $4.38 |
Zip markets
Zips in Suffolk County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 02151 | 1,319 | $4.25 | 51 A |
| 02136 | 900 | $4.28 | 49 B |
| 02131 | 626 | $4.52 | 46 B |
| 02126 | 501 | $4.38 | 47 B |
| 02132 | 473 | $4.35 | 47 B |
| 02124 | 452 | $4.15 | 47 B |
| 02130 | 347 | $4.40 | 46 B |
| 02150 | 255 | $4.25 | 46 B |
| 02152 | 231 | $4.24 | 46 B |
| 02125 | 149 | $4.37 | 45 C |
| 02135 | 149 | $4.83 | 43 C |
| 02121 | 145 | $4.12 | 46 B |
| 02119 | 139 | $4.13 | 46 B |
| 02128 | 138 | $4.19 | 46 B |
| 02122 | 133 | $4.49 | 44 C |
| 02127 | 79 | $4.28 | 45 C |
| 02134 | 59 | $3.87 | 47 B |
| 02120 | 31 | $2.60 | 53 A |
| 02129 | 24 | $4.68 | 43 C |
| 02118 | 20 | $3.47 | 48 B |
| 02116 | 12 | $5.71 | 38 D |
| 02163 | 12 | $3.36 | 49 B |
| 02108 | 10 | $5.00 | 41 C |
| 02115 | 9 | $4.03 | 46 B |
| 02215 | 9 | $3.12 | 50 B |
| 02210 | 8 | $7.66 | 35 D |
| 02110 | 8 | $2.44 | 53 A |
| 02201 | 7 | $4.15 | 45 C |
| 02123 | 3 | $3.90 | 46 B |
| 02114 | 2 | $8.09 | 35 D |
| 02298 | 1 | $4.10 | 45 C |
| 02117 | 1 | $5.41 | 39 C |
| 02112 | 1 | $4.15 | 45 C |
| 02109 | 1 | $3.53 | 48 B |
| 02199 | 1 | $4.25 | 45 C |
| 02133 | 1 | $5.52 | 39 D |