Strafford County, NH solar installation & market data
Updated December 12, 2024Older data · growth withheld By The SolarDNA Data Team
Strafford County has 856 solar installations across 18 zip codes at a median installed cost of $3.36/W, recent growth not yet measurable, and an installs-weighted Market Score of 44.
Active installations
856
Zip markets
18
Median cost
$3.36/W
12-mo growth
—
Installers active
58
County Market Score
Good · installs-weighted across 18 zips
Best zip in Strafford County scores higher than 74% of U.S. zip markets.
Versus New Hampshire
How Strafford County compares with the state
Installed cost
$0.08/W below
state median $3.44/W
Market score
44 vs 35
New Hampshire scores 35
Share of state installs
8.39%
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
Strafford County by year
67 installs in the trailing twelve months vs 69 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Strafford County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | REVISION ENERGY | 320 | 1 | 17 | $3.31 |
| 2 | GRANITE STATE SOLAR | 71 | 1 | 14 | $3.61 |
| 3 | GOSOLAR NH | 62 | 0 | 13 | $4.20 |
| 4 | HARMONY ENERGY WORKS | 33 | 1 | 11 | $3.46 |
| 5 | SEACOAST ENERGY ALTERNATIVES | 32 | 0 | 12 | $3.82 |
| 6 | GO SOLAR GO | 28 | 0 | 10 | $3.24 |
| 7 | SUNRAY SOLAR | 22 | 0 | 11 | $3.53 |
| 8 | TESLA | 21 | 0 | 9 | $3.73 |
| 9 | SOLAR CONTRACTORS | 19 | 0 | 7 | $2.37 |
| 10 | SEACOAST ENERGY | 15 | 0 | 5 | $3.52 |
| 11 | SUMMIT ENERGY GROUP | 14 | 1 | 8 | $4.51 |
| 12 | TRUE ENTERPRISES | 12 | 0 | 3 | $2.26 |
| 13 | SUNDIAL SOLAR NJ | 11 | 0 | 8 | $3.31 |
| 14 | ETE SOLAR | 9 | 0 | 5 | $3.29 |
| 15 | FRASE ELECTRIC | 8 | 0 | 5 | $4.09 |
| 16 | KW MANAGEMENT | 7 | 0 | 3 | $3.50 |
| 17 | ALL ENERGY SOLAR | 7 | 0 | 4 | $4.16 |
| 18 | ENDEAVORS | 6 | 0 | 5 | $3.45 |
| 19 | NUWATT ENERGY | 5 | 0 | 4 | $3.66 |
| 20 | GOSOLAR NE | 4 | 0 | 3 | $3.72 |
| 21 | ENERGY EMPORIUM | 4 | 0 | 3 | $5.12 |
| 22 | RGS ENERGY | 4 | 0 | 1 | $4.37 |
| 23 | NH SOLAR GARDEN | 3 | 0 | 2 | $2.88 |
| 24 | DEVLIN CONTRACTING MAINTENANCE | 3 | 1 | 3 | $3.00 |
| 25 | 603 SOLAR | 3 | 0 | 2 | — |
Zip markets
Zips in Strafford County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 03820 | 170 | $3.27 | 45 C |
| 03825 | 124 | $3.18 | 45 C |
| 03824 | 122 | $3.50 | 43 C |
| 03867 | 88 | $3.30 | 44 C |
| 03884 | 81 | $3.38 | 44 C |
| 03835 | 50 | $3.56 | 43 C |
| 03878 | 45 | $3.27 | 44 C |
| 03823 | 44 | $3.26 | 44 C |
| 03855 | 32 | $3.56 | 43 C |
| 03851 | 27 | $3.57 | 43 C |
| 03869 | 21 | $3.34 | 44 C |
| 03839 | 16 | $3.66 | 42 C |
| 03868 | 14 | $3.60 | 42 C |
| 03887 | 9 | $3.48 | 43 C |
| 03852 | 8 | $3.41 | 43 C |
| 03815 | 3 | $4.46 | 38 D |
| 03866 | 1 | $2.73 | 47 B |
| 03821 | 1 | — | 39 C |