Compare the highest-rated home solar professionals in Derry, New Hampshire. All contractors are licensed, insured, and verified through our rigorous screening process.
Boston Solar is a leading regional provider with a strong focus on New Hampshire. They are a full-service company handling everything from initial consultation and system design to installation, maintenance, and financing. They are known for their expertise with local permitting and maximizing New Hampshire-specific incentives.
ReVision Energy is a employee-owned, B Corporation certified installer with a deep commitment to the New England region. They are renowned for their high-quality design work and expertise in both solar and battery storage solutions, particularly their partnership with Tesla. Their approach is highly consultative and educational.
A locally-owned and operated New Hampshire company, Granite State Solar prides itself on personalized service and deep community roots. They offer a comprehensive range of services and are particularly noted for their customer service and post-installation support, including maintenance and repair.
The home solar market in Derry, New Hampshire, is robust and competitive, characterized by high-quality, established regional installers rather than a high volume of small, local-only companies. The quality of service is generally very high, as the companies that succeed in this market are typically well-certified (NABCEP), insured, and have strong manufacturer partnerships (e.g., with SunPower, LG, Panasonic, Tesla). **Competition Level:** Moderate to High. While there may not be dozens of providers physically located within Derry town limits, the city is actively served by nearly all the major players in Southern New Hampshire. This competition benefits consumers through competitive pricing and strong customer service. **Typical Pricing:** The cost for a residential solar system in New Hampshire is slightly above the national average, largely due to climate-related installation considerations (e.g., snow loads) and higher regional labor and operational costs. As a rough estimate, a typical system before incentives can range from $20,000 to $45,000, heavily dependent on system size and complexity. However, the strong state and federal incentives, including the 30% federal tax credit and New Hampshire's own rebate programs, significantly reduce the net cost for homeowners.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Derry regulations and climate
Get answers to common questions about home solar services in Derry, New Hampshire.
For a typical 6-8 kW system in Derry, the gross cost before incentives ranges from $18,000 to $28,000. Critically, you can reduce this by 30% with the federal Investment Tax Credit (ITC). New Hampshire also offers a specific property tax exemption, ensuring your home's assessed value won't increase due to the solar installation, and you may benefit from net metering with Eversource, the local utility.
Solar panels work efficiently in cold, sunny weather, and Derry's cold winters can actually improve panel conductivity. While winter days are shorter and snow cover can temporarily reduce output, panels are installed at an angle to help shed snow. The key is annual production; New Hampshire receives ample sunlight across the year, with long summer days generating significant surplus energy to offset lower winter production through net metering credits.
Yes, all solar installations in Derry require a building permit from the Town's Building Department. The process is generally straightforward for standard rooftop systems. Derry does not have restrictive solar-specific zoning ordinances that prohibit installations, but if your home is in a historic district or you're considering a ground-mount system, there may be additional review. A reputable local installer will handle this permitting process for you.
Prioritize providers with extensive local experience in the Derry area and New Hampshire licensing (a must). They should understand Eversource's interconnection process, local snow/wind load codes, and offer strong warranties. Always check reviews, ask for references from nearby installations, and ensure they provide a detailed production estimate specific to your home's orientation and Derry's weather patterns.
Standard grid-tied systems automatically shut off during an outage for safety, unless paired with a battery backup like a Tesla Powerwall. For storm resilience, panels are rated to withstand Derry's hail and high winds; installers follow strict building codes for wind loads. Regular maintenance is minimal, but it's wise to visually inspect them after severe storms for any debris, though snow typically slides off angled installations.