Windham County, VT solar installation & market data
Updated December 30, 2024Older data · growth withheld By The SolarDNA Data Team
Windham County has 2,309 solar installations across 29 zip codes at a median installed cost of $5.22/W, recent growth not yet measurable, and an installs-weighted Market Score of 36.
Active installations
2,309
Zip markets
29
Median cost
$5.22/W
12-mo growth
—
Installers active
84
County Market Score
Fair · installs-weighted across 29 zips
Best zip in Windham County scores higher than 84% of U.S. zip markets.
Versus Vermont
How Windham County compares with the state
Installed cost
$0.37/W above
state median $4.85/W
Market score
36 vs 39
Vermont scores 39
Share of state installs
7.39%
of 31.3K tracked statewide
Battery attach
14.6%
state 5.7%
Statewide momentum
▲ 12.0%
residential solar added in Vermont, 12 months through Jul 2026
Statewide market
21.9K systems
10.4% of homes · utility-reported through Jul 2026
Growth & pricing
Windham County by year
520 installs in the trailing twelve months vs 295 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Windham County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SOUTHERN VERMONT SOLAR | 232 | 58 | 22 | — |
| 2 | SUNRUN | 200 | 38 | 20 | — |
| 3 | INTEGRATED SOLAR | 183 | 11 | 22 | $5.42 |
| 4 | GARY MACARTHUR | 133 | 3 | 19 | $4.56 |
| 5 | TESLA | 54 | 10 | 19 | — |
| 6 | SAME SUN OF VERMONT | 45 | 2 | 15 | $4.33 |
| 7 | HB ENERGY SOLUTION | 36 | 12 | 15 | $5.88 |
| 8 | GREEN MOUNTAIN SOLAR | 35 | 24 | 12 | — |
| 9 | POWER GURU | 35 | 20 | 11 | $4.84 |
| 10 | FREEDOM FOREVER | 34 | 18 | 10 | — |
| 11 | SIMON PILUSKI | 28 | 0 | 6 | $5.18 |
| 12 | GRASSROOT SOLAR | 28 | 2 | 10 | — |
| 13 | SOLAR DAVE | 22 | 3 | 3 | $2.26 |
| 14 | PERKINS HOME CENTER | 20 | 0 | 7 | $3.87 |
| 15 | RGS ENERGY | 20 | 0 | 11 | $4.53 |
| 16 | CATAMOUNT SOLAR | 18 | 1 | 11 | — |
| 17 | NET ZERO RENEWABLE | 16 | 4 | 8 | $4.27 |
| 18 | PV SQUARED | 15 | 8 | 3 | — |
| 19 | SAXTON RIVER SOLAR | 15 | 0 | 8 | $3.59 |
| 20 | SOLAFLECT ENERGY | 14 | 0 | 6 | — |
| 21 | SUNNYSIDE SOLAR | 14 | 0 | 5 | $10.55 |
| 22 | EDF RENEWABLE ENERGY | 11 | 0 | 7 | $7.94 |
| 23 | SUNCOMMON | 11 | 2 | 4 | $4.88 |
| 24 | USA SOLAR STORE | 10 | 0 | 6 | $4.90 |
| 25 | PLUGPV | 6 | 1 | 3 | — |
Zip markets
Zips in Windham County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 05301 | 616 | $4.23 | 42 C |
| 05346 | 315 | $5.30 | 35 D |
| 05158 | 114 | $5.89 | 32 F |
| 05363 | 113 | $7.40 | 29 F |
| 05345 | 109 | $4.78 | 37 D |
| 05101 | 99 | $5.89 | 32 F |
| 05146 | 99 | $6.76 | 29 F |
| 05344 | 94 | $5.58 | 33 F |
| 05359 | 88 | $5.16 | 35 D |
| 05148 | 88 | $5.82 | 32 F |
| 05155 | 72 | $4.55 | 38 D |
| 05356 | 65 | $7.38 | 29 F |
| 05354 | 62 | $6.25 | 30 F |
| 05343 | 59 | $4.30 | 39 C |
| 05358 | 50 | $6.75 | 29 F |
| 05357 | 33 | $4.21 | 39 C |
| 05360 | 32 | $2.79 | 46 B |
| 05154 | 31 | $4.14 | 39 C |
| 05341 | 31 | $4.14 | 39 C |
| 05361 | 25 | — | 39 C |
| 05351 | 23 | $5.50 | 33 F |
| 05355 | 21 | $4.55 | 37 D |
| 05353 | 21 | $5.45 | 33 D |
| 05362 | 16 | $7.03 | 29 F |
| 05342 | 11 | $7.19 | 29 F |
| 05141 | 10 | $2.01 | 49 B |
| 05303 | 5 | $4.45 | 38 D |
| 05302 | 4 | $5.47 | 33 F |
| 05159 | 3 | — | 39 C |