Grafton County, NH solar installation & market data
Updated November 21, 2024Older data · growth withheld By The SolarDNA Data Team
Grafton County has 1,219 solar installations across 38 zip codes at a median installed cost of $3.73/W, recent growth not yet measurable, and an installs-weighted Market Score of 42.
Active installations
1,219
Zip markets
38
Median cost
$3.73/W
12-mo growth
—
Installers active
92
County Market Score
Good · installs-weighted across 38 zips
Best zip in Grafton County scores higher than 71% of U.S. zip markets.
Versus New Hampshire
How Grafton County compares with the state
Installed cost
$0.29/W above
state median $3.44/W
Market score
42 vs 35
New Hampshire scores 35
Share of state installs
11.95%
of 10.2K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▼ 26.2%
residential solar added in New Hampshire, 12 months through Jul 2026
Statewide market
27.3K systems
6.5% of homes · utility-reported through Jul 2026
Growth & pricing
Grafton County by year
108 installs in the trailing twelve months vs 116 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Grafton County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | REVISION ENERGY | 225 | 4 | 30 | $3.30 |
| 2 | ENERGY EMPORIUM | 133 | 0 | 11 | $4.00 |
| 3 | SOLAFLECT ENERGY | 123 | 2 | 13 | $4.71 |
| 4 | GRANITE STATE SOLAR | 83 | 0 | 27 | $3.50 |
| 5 | PLYMOUTH SOLAR ENERGY | 65 | 2 | 8 | $3.02 |
| 6 | PAREI | 60 | 3 | 13 | $3.39 |
| 7 | FRASE ELECTRIC | 56 | 0 | 18 | $3.37 |
| 8 | RGS ENERGY | 43 | 0 | 4 | $4.01 |
| 9 | SUNRAY SOLAR | 35 | 0 | 15 | $4.13 |
| 10 | NORWICH TECHNOLOGY | 27 | 0 | 6 | $3.26 |
| 11 | OMEARA SOLAR | 23 | 0 | 7 | $4.22 |
| 12 | GO SOLAR GO | 21 | 0 | 14 | $3.27 |
| 13 | VH ENERGY | 20 | 2 | 11 | $3.88 |
| 14 | MILLHOUSE ENTERPRISE | 11 | 0 | 3 | $3.45 |
| 15 | SUNDIAL SOLAR NJ | 11 | 0 | 5 | $2.65 |
| 16 | SMART ENERGY | 10 | 0 | 5 | $3.52 |
| 17 | EMPOWER ENERGY SOLUTIONS | 9 | 1 | 5 | — |
| 18 | SUNERGY SYSTEMS | 8 | 3 | 6 | — |
| 19 | GOSOLAR NE | 8 | 0 | 5 | $3.14 |
| 20 | SNOW DRAGON RENEWABLE ENERGY | 7 | 0 | 2 | $4.23 |
| 21 | ALL ENERGY SOLAR | 7 | 1 | 7 | $4.61 |
| 22 | TG DESIGN | 7 | 0 | 1 | $7.91 |
| 23 | GOSOLAR NH | 7 | 0 | 5 | $3.67 |
| 24 | CATAMOUNT SOLAR | 7 | 0 | 2 | $3.44 |
| 25 | BRIGHT LIGHT SOLAR | 6 | 0 | 2 | $3.94 |
Zip markets
Zips in Grafton County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 03755 | 162 | $3.82 | 42 C |
| 03766 | 103 | $3.85 | 42 C |
| 03768 | 100 | $4.00 | 41 C |
| 03264 | 97 | $3.20 | 45 C |
| 03748 | 70 | $4.02 | 41 C |
| 03750 | 59 | $4.13 | 40 C |
| 03245 | 56 | $3.50 | 43 C |
| 03222 | 52 | $3.20 | 45 C |
| 03223 | 44 | $3.35 | 44 C |
| 03258 | 42 | $3.74 | 42 C |
| 03741 | 38 | $4.37 | 39 C |
| 03580 | 37 | $3.98 | 41 C |
| 03285 | 37 | $3.38 | 44 C |
| 03784 | 33 | $3.60 | 43 C |
| 03777 | 33 | $3.85 | 41 C |
| 03574 | 32 | $3.32 | 44 C |
| 03266 | 31 | $3.12 | 45 C |
| 03585 | 29 | $3.78 | 42 C |
| 03241 | 25 | $3.67 | 42 C |
| 03586 | 14 | $4.13 | 40 C |
| 03240 | 13 | $3.52 | 43 C |
| 03779 | 13 | $3.70 | 42 C |
| 03774 | 13 | $4.73 | 37 D |
| 03251 | 12 | $3.01 | 45 C |
| 03771 | 11 | $3.37 | 44 C |
| 03282 | 10 | $3.58 | 43 C |
| 03740 | 10 | $3.97 | 41 C |
| 03262 | 10 | $3.43 | 43 C |
| 03215 | 9 | $3.66 | 42 C |
| 03279 | 6 | $5.47 | 34 D |
| 03785 | 5 | $4.01 | 40 C |
| 03780 | 4 | $3.52 | 43 C |
| 03561 | 3 | $4.61 | 38 D |
| 03765 | 2 | $3.76 | 42 C |
| 03293 | 1 | $2.89 | 46 B |
| 03749 | 1 | $3.99 | 41 C |
| 03217 | 1 | $7.33 | 29 F |
| 03769 | 1 | $3.79 | 42 C |