Solar Energy Cost in Keene, NH in 2026
Most Solar Energy projects in Keene, NH cost between $17,500 and $34,000. The typical price is $24,000.
Keene prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
What drives the price
- Panel efficiency and inverter type
- Roof complexity and mounting hardware
- Main panel upgrade if the busbar cannot take the backfeed
- Battery storage, which is priced separately
Usually included
- Panels, inverters and racking
- Design, permitting and interconnection
- Installation and commissioning
Usually extra
- Battery storage
- Roof repair or replacement before install
- Utility interconnection fees in some territories
Unit prices in Keene, NH
| Quality tier | Cost per watt |
|---|---|
| Budget | $2.21 |
| Mid-range | $3.02 |
| High-end | $4.22 |
Solar panel installers in Keene, NH
Businesses listed on Google near Keene, NH. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Bergeron Mechanical Systems
5.0(583 reviews)
216 Marlboro St Suite 3, Keene, NH 03431
Powers Guaranteed Services
4.7(260 reviews)
5 Business Ctr Dr, Swanzey, NH 03446
Brosseau Electric & Brosseau Ductless AC
5.0(32 reviews)
62 Birch Rd, Swanzey, NH 03446
Green Energy Options Geo Solar
4.4(52 reviews)
37 Roxbury St, Keene, NH 03431
Peak Power Solutions LLC
5.0(12 reviews)
178 Prospect St, Troy, NH 03465
Onlysolar Diagnostic
5.0(1 reviews)
57 Old Whitcomb Rd, Troy, NH 03465