Solar in Rochester, NH
With Eversource New Hampshire's electricity at about 27.2¢ per kWh and 1,294 kWh of sun per kW, solar is worth it for a typical Rochester home today: about a 9.7-year payback.
- Payback, typical home
- 9.7 yrsNew Hampshire: 10 yrs
- 25-year net
- $44,801after paying $21,700
- Sun
- 1,294kWh per kW per year
- Electricity
- 27.2¢51% above U.S. average
A typical Rochester home, by the numbers
| Utility | Eversource New Hampshire |
|---|---|
| Electricity use | 634 kWh a month |
| Best-value system | 6.5 kW, about 15 panels, 8,412 kWh a year (111% of use) |
| Cost | $21,700 |
| First-year savings | $2,222 |
| Payback | 9.7 years |
| Exported power | Reduced export credit (Eversource New Hampshire) |
Cash purchase, no federal credit, 2.9% yearly rate increases. Run it with your own numbers.
Homes in Rochester
- Owner-occupied homes
- 66%
- Single-family detached
- 51%
- Median home value
- $279k
- Median year built
- 1978
- Population
- 33,144
- Roofs suitable for solar†
- 85%
Census ACS 2020–2024. †Share of 28 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Installers working in Rochester
Public installation records for New Hampshire don't name installers, so we can't rank local companies here. Browse installers in New Hampshire.
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in Rochester
Is solar worth it in Rochester, NH?
For a typical home in Rochester, solar is worth it at 2026 prices: a 6.5 kW system costs about $21,700 after state incentives, saves about $2,222 in year one and pays back in about 9.7 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Rochester?
About 1,294 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 2% more than the New Hampshire average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Rochester?
Most homes in Rochester are served by Eversource New Hampshire, at about 27.2¢ per kWh on average.
How much do solar panels cost in Rochester?
A fair cash price is around $3.30 per watt before incentives, so about $21,700 for a 6.5 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- Dover 9.4 yrs
- Concord 10.9 yrs
- Manchester 9.9 yrs
- Nashua 9.8 yrs
- All of New Hampshire
Data: PVWatts (National Laboratory of the Rockies), EIA-861 2025 adjusted to 2026, U.S. Census ACS, LBNL Tracking the Sun, state policy research as of October 2026.