Solar Energy Cost in Portsmouth, NH in 2026
Most Solar Energy projects in Portsmouth, NH cost between $17,500 and $34,000. The typical price is $24,000.
Portsmouth 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 Portsmouth, NH
| Quality tier | Cost per watt |
|---|---|
| Budget | $2.21 |
| Mid-range | $3.02 |
| High-end | $4.22 |
Solar panel installers in Portsmouth, NH
Businesses listed on Google near Portsmouth, NH. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Granite State Solar
4.8(230 reviews)
57 Ryan Rd, Bow, NH 03304
ReVision Energy
4.8(212 reviews)
7 Commercial Dr, Brentwood, NH 03833
603 Solar
5.0(170 reviews)
24 Charter St, Exeter, NH 03833
Sunergy Solutions, LLC
5.0(109 reviews)
75 Gilcreast Rd Ste 210, Londonderry, NH 03053
Harvey Woods
4.9(39 reviews)
185 Portsmouth Ave, Stratham, NH 03885
WattsUp Renewable
5.0(26 reviews)
11 Haverhill Rd, Chester, NH 03036