Southeastern Connecticut County, CT solar installation & market data
Updated December 10, 2024Older data · growth withheld By The SolarDNA Data Team
Southeastern Connecticut County has 4,132 solar installations across 30 zip codes at a median installed cost of $3.81/W, recent growth not yet measurable, and an installs-weighted Market Score of 45.
Active installations
4,132
Zip markets
30
Median cost
$3.81/W
12-mo growth
—
Installers active
86
County Market Score
Good · installs-weighted across 30 zips
Best zip in Southeastern Connecticut County scores higher than 78% of U.S. zip markets.
Versus Connecticut
How Southeastern Connecticut County compares with the state
Installed cost
$0.02/W above
state median $3.79/W
Market score
45 vs 51
Connecticut scores 51
Share of state installs
8.25%
of 50.1K tracked statewide
Battery attach
0.4%
state 0.4%
Statewide momentum
▼ 5.6%
residential solar added in Connecticut, 12 months through Jul 2026
Statewide market
128.1K systems
13.6% of homes · utility-reported through Jul 2026
Growth & pricing
Southeastern Connecticut County by year
255 installs in the trailing twelve months vs 263 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Southeastern Connecticut County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TRINITY SOLAR | 1,238 | 0 | 25 | $3.57 |
| 2 | TESLA | 668 | 0 | 26 | $5.24 |
| 3 | SUNRUN | 341 | 0 | 24 | $2.25 |
| 4 | SUNPOWER | 325 | 0 | 24 | $4.04 |
| 5 | RGS ENERGY | 226 | 0 | 23 | $6.30 |
| 6 | POSIGEN | 127 | 0 | 21 | $4.38 |
| 7 | MOMENTUM SOLAR | 114 | 0 | 21 | $3.12 |
| 8 | EARTHLIGHT TECHNOLOGIES | 89 | 4 | 22 | $3.62 |
| 9 | SUNGEVITY | 89 | 0 | 23 | $3.82 |
| 10 | ROOF DIAGNOSTICS SOLAR | 77 | 0 | 20 | $3.28 |
| 11 | SUNLIGHT SOLAR ENERGY | 77 | 0 | 19 | $4.66 |
| 12 | CTEC SOLAR | 75 | 0 | 22 | $3.77 |
| 13 | WALDO RENEWABLE ELECTRIC | 63 | 0 | 22 | $5.48 |
| 14 | BEFREE GREEN ENERGY | 60 | 0 | 5 | $3.86 |
| 15 | EASTERN CT SOLAR | 59 | 7 | 13 | $3.56 |
| 16 | AEGIS ELECTRIC SYSTEMS | 45 | 0 | 18 | $4.17 |
| 17 | ROSS SOLAR GROUP | 36 | 0 | 18 | $4.09 |
| 18 | ECOSMART HOME SERVICES | 35 | 0 | 17 | $3.59 |
| 19 | ENVIRONMENTAL CONTROL | 31 | 0 | 6 | $4.12 |
| 20 | DIRECT ENERGY SOLAR | 28 | 0 | 14 | $3.73 |
| 21 | VENTURE HOME SOLAR | 25 | 0 | 14 | $4.25 |
| 22 | SON ENERGY SYSTEMS | 21 | 1 | 10 | $3.34 |
| 23 | HARNESS THE SUN | 20 | 1 | 5 | $3.60 |
| 24 | BONNER ELECTRIC | 19 | 0 | 10 | $4.70 |
| 25 | GREEN POWER ENERGY | 17 | 2 | 12 | $3.97 |
Zip markets
Zips in Southeastern Connecticut County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 06385 | 451 | $3.76 | 47 B |
| 06351 | 366 | $3.95 | 45 C |
| 06355 | 319 | $3.86 | 46 B |
| 06415 | 294 | $4.00 | 45 C |
| 06320 | 288 | $3.76 | 46 B |
| 06382 | 230 | $3.72 | 46 B |
| 06379 | 225 | $3.71 | 46 B |
| 06357 | 217 | $3.82 | 45 C |
| 06370 | 205 | $3.71 | 46 B |
| 06226 | 195 | $3.53 | 47 B |
| 06339 | 173 | $3.62 | 46 B |
| 06359 | 150 | $3.99 | 44 C |
| 06378 | 146 | $3.86 | 45 C |
| 06249 | 132 | $3.85 | 45 C |
| 06420 | 116 | $4.15 | 43 C |
| 06365 | 98 | $3.50 | 46 B |
| 06335 | 93 | $4.00 | 44 C |
| 06375 | 91 | $3.83 | 45 C |
| 06280 | 89 | $3.50 | 46 B |
| 06340 | 65 | $3.93 | 44 C |
| 06330 | 54 | $3.83 | 44 C |
| 06254 | 44 | $4.05 | 43 C |
| 06256 | 40 | $3.85 | 44 C |
| 06353 | 19 | $4.01 | 43 C |
| 06266 | 16 | $3.89 | 44 C |
| 06338 | 8 | $4.28 | 42 C |
| 06360 | 3 | $6.54 | 32 F |
| 06350 | 3 | $5.00 | 39 D |
| 06383 | 1 | $6.07 | 34 D |
| 06389 | 1 | $3.11 | 48 B |