Northeastern Connecticut County, CT solar installation & market data
Updated December 5, 2024Older data · growth withheld By The SolarDNA Data Team
Northeastern Connecticut County has 1,886 solar installations across 28 zip codes at a median installed cost of $3.82/W, recent growth not yet measurable, and an installs-weighted Market Score of 45.
Active installations
1,886
Zip markets
28
Median cost
$3.82/W
12-mo growth
—
Installers active
60
County Market Score
Good · installs-weighted across 28 zips
Best zip in Northeastern Connecticut County scores higher than 76% of U.S. zip markets.
Versus Connecticut
How Northeastern Connecticut County compares with the state
Installed cost
$0.03/W above
state median $3.79/W
Market score
45 vs 51
Connecticut scores 51
Share of state installs
3.77%
of 50.1K tracked statewide
Battery attach
0.3%
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
Northeastern Connecticut County by year
83 installs in the trailing twelve months vs 115 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Northeastern Connecticut County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 344 | 0 | 22 | $5.21 |
| 2 | TRINITY SOLAR | 269 | 0 | 22 | $3.49 |
| 3 | SUNRUN | 247 | 0 | 19 | $2.24 |
| 4 | ROOF DIAGNOSTICS SOLAR | 112 | 0 | 18 | $3.35 |
| 5 | RGS ENERGY | 102 | 0 | 21 | $6.76 |
| 6 | SHIPPEE SOLAR CONSTRUCTION | 97 | 0 | 17 | $3.41 |
| 7 | SUNGEVITY | 93 | 0 | 17 | $3.75 |
| 8 | ROSS SOLAR GROUP | 81 | 0 | 15 | $4.18 |
| 9 | MOMENTUM SOLAR | 65 | 0 | 17 | $3.08 |
| 10 | SUNPOWER | 62 | 0 | 19 | $3.91 |
| 11 | POSIGEN | 58 | 0 | 20 | $4.33 |
| 12 | EARTHLIGHT TECHNOLOGIES | 55 | 1 | 18 | $3.87 |
| 13 | SUNLIGHT SOLAR ENERGY | 53 | 0 | 18 | $5.71 |
| 14 | SUMMER HILL SOLAR | 34 | 0 | 10 | $2.74 |
| 15 | DIRECT ENERGY SOLAR | 25 | 0 | 12 | $3.80 |
| 16 | CTEC SOLAR | 24 | 0 | 12 | $3.89 |
| 17 | ECOSMART HOME SERVICES | 19 | 2 | 11 | $3.67 |
| 18 | GM INDUSTRIES | 11 | 0 | 6 | $8.97 |
| 19 | SKYLINE SOLAR | 10 | 0 | 7 | $4.60 |
| 20 | DCS ENERGY | 9 | 0 | 6 | $4.25 |
| 21 | EASTERN CT SOLAR | 9 | 0 | 7 | $2.86 |
| 22 | VENTURE HOME SOLAR | 8 | 0 | 5 | $6.50 |
| 23 | GREEN POWER ENERGY | 7 | 0 | 5 | $3.33 |
| 24 | JD SOLAR SOLUTIONS | 6 | 0 | 5 | $3.26 |
| 25 | GREEN EARTH ENERGY | 6 | 0 | 5 | $4.03 |
Zip markets
Zips in Northeastern Connecticut County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 06234 | 193 | $3.72 | 46 B |
| 06374 | 189 | $3.85 | 45 C |
| 06239 | 171 | $3.62 | 46 B |
| 06281 | 167 | $3.89 | 45 C |
| 06260 | 158 | $3.56 | 46 B |
| 06331 | 117 | $3.66 | 46 B |
| 06241 | 107 | $3.53 | 46 B |
| 06259 | 99 | $3.73 | 45 C |
| 06277 | 95 | $3.70 | 45 C |
| 06354 | 90 | $3.50 | 46 B |
| 06278 | 86 | $4.72 | 40 C |
| 06247 | 70 | $4.14 | 43 C |
| 06377 | 69 | $3.78 | 45 C |
| 06384 | 65 | $4.34 | 42 C |
| 06235 | 57 | $4.41 | 42 C |
| 06242 | 46 | $3.75 | 45 C |
| 06258 | 27 | $3.96 | 44 C |
| 06282 | 18 | $3.94 | 44 C |
| 06264 | 17 | $3.98 | 44 C |
| 06243 | 9 | $5.25 | 38 D |
| 06332 | 8 | $3.83 | 44 C |
| 06262 | 8 | $3.20 | 47 B |
| 06233 | 6 | $3.33 | 47 B |
| 06373 | 6 | $4.16 | 43 C |
| 06263 | 3 | $3.70 | 45 C |
| 06387 | 2 | $4.08 | 43 C |
| 06244 | 2 | $6.74 | 32 F |
| 06230 | 1 | $3.73 | 45 C |