Alton Bay, NH solar installation & market data
Updated July 26, 2023Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Alton Bay has 21 solar installations across 1 zip code at a median installed cost of $3.34/W, recent growth not yet measurable, and an installs-weighted Market Score of 44.
Active installations
21
Zip markets
1
Median cost
$3.34/W
12-mo growth
—
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Alton Bay scores higher than 63% of U.S. zip markets.
Versus New Hampshire
How Alton Bay compares with the state
Installed cost
$0.10/W below
state median $3.44/W
Market score
44 vs 35
New Hampshire scores 35
Share of state installs
0.21%
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
Alton Bay by year
6 installs in the trailing twelve months vs 0 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Alton Bay
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | FRASE ELECTRIC | 2 | 0 | 1 | $3.02 |
| 2 | GRANITE STATE SOLAR | 2 | 0 | 1 | $3.34 |
| 3 | REVISION ENERGY | 2 | 0 | 1 | $3.15 |
| 4 | SUNDIAL SOLAR NJ | 2 | 0 | 1 | $2.75 |
| 5 | SUNUP SOLAR | 2 | 0 | 1 | — |
| 6 | BRIGHT LIGHT SOLAR | 1 | 0 | 1 | $3.45 |
| 7 | DTL ELECTRIC | 1 | 0 | 1 | — |
| 8 | ENDEAVORS | 1 | 0 | 1 | $3.50 |
| 9 | GO SOLAR GO | 1 | 0 | 1 | $3.13 |
| 10 | MAINS ELECTRIC | 1 | 0 | 1 | — |
| 11 | PERKINS HOME CENTER | 1 | 0 | 1 | $4.12 |
| 12 | SUNFLOWER | 1 | 0 | 1 | — |
Zip markets
Zips in Alton Bay
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 03810 | 21 | $3.34 | 44 C |