The Best Home Solar in Nantucket, MA

Compare the highest-rated home solar professionals in Nantucket, Massachusetts. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

SunPower by South Shore Solar

4.8
(180 reviews)
Verified

A leading SunPower Master Dealer serving Southeastern Massachusetts, including the Cape and Islands. They are known for installing high-efficiency, premium SunPower solar panels and battery storage solutions, which are ideal for Nantucket's weather and energy resilience needs. They offer comprehensive services from design and financing to maintenance.

(Primary office) 25 Reservoir Park Drive, Rockland, MA 02370 *(Note: They operate a dedicated team for Cape & Islands projects)*

Specialties & Features

Premium Solar Panel Installation
Battery Storage Systems
Comprehensive Financing Options

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Nantucket Solar

4.7
(45 reviews)
Verified

A locally-owned and operated solar installer based directly on Nantucket. Their intimate knowledge of local building codes, historical district regulations, and the specific challenges of island installation is a significant advantage. They provide personalized service and specialize in both residential and commercial projects.

5 Amelia Drive, Nantucket, MA 02554

Specialties & Features

Localized System Design for Island Conditions
Grid-Tied and Off-Grid Solutions
Energy Efficiency Assessments

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#3

Cotuit Solar

4.9
(110 reviews)
Verified

A highly-rated, family-owned solar installer located on Cape Cod with extensive experience serving the Islands. They are known for exceptional customer service, custom system design, and expertise in navigating the complex incentive programs available to Massachusetts homeowners. They offer a full suite of services including maintenance and repair.

65 Enterprise Road, Hyannis, MA 02601

Specialties & Features

Custom Solar Design and Consultation
Solar Panel Maintenance and Repair
Expertise in MA State Incentives (SMART)

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Solar Contractors in Nantucket

** The home solar market in Nantucket is characterized by **high quality, high cost, and specialized expertise.** Due to the island's geographic isolation, high electricity costs (among the highest in the nation), and frequent grid challenges, there is a strong incentive for homeowners to invest in solar-plus-battery storage systems. The market is not saturated with a high number of competitors, but the companies that do serve the area are typically well-established, highly certified, and proficient in handling the logistical and regulatory complexities of island-based installations. **Average Quality & Competition:** The competition is limited to a handful of top-tier regional and local specialists. Quality is generally very high, with a focus on durable, high-efficiency equipment capable of withstanding coastal weather. Battery storage (like Tesla Powerwall or Generac PWRcell) is often considered a standard component of a system, not an add-on, to provide backup power during off-season storms or grid outages. **Typical Pricing:** Installed system costs are typically 15-25% higher than on the mainland due to shipping, ferry costs for crews and equipment, and the "island premium." However, the return on investment remains attractive because of the exceptionally high cost of grid electricity. The combination of the Federal Investment Tax Credit (ITC), the Massachusetts SMART program, and significant energy bill savings makes solar a financially sound decision for most Nantucket homeowners. A typical residential system can range from **$35,000 to $75,000+** before incentives, heavily dependent on system size and the inclusion of battery storage.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Nantucket regulations and climate

Frequently Asked Questions About Home Solar in Nantucket

Get answers to common questions about home solar services in Nantucket, Massachusetts.

1How does Nantucket's coastal climate and seasonal weather affect solar panel performance and durability?

Nantucket's coastal climate presents both advantages and challenges. The abundant sunshine in summer is excellent for production, but salt spray, high winds, and nor'easters require robust, corrosion-resistant mounting systems and panels rated for high wind loads (often 150+ mph). While winter production is lower due to shorter days and potential snow cover, modern panels are efficient at converting the island's clear, cool light, and snow usually melts quickly off the angled panels.

2Are there specific local permits or historic district regulations I need to consider for solar installation on Nantucket?

Yes, navigating local regulations is crucial. All installations require an electrical permit from the Town of Nantucket's Building Department. If your home is in the Nantucket Historic District or is a designated historic structure, you will need a Certificate of Appropriateness from the Historic District Commission (HDC), which may have guidelines on panel visibility from the street. Working with a local installer experienced in this process is highly recommended.

3What is the typical cost range for a residential solar system on Nantucket, and what financial incentives are available?

Installed costs on Nantucket can be 10-20% higher than the Massachusetts mainland average due to logistics and specialized equipment, often ranging from $3.50 to $4.50 per watt before incentives. Key financial benefits include the 30% federal Investment Tax Credit (ITC), the Massachusetts state tax credit (up to $1,000), and SMART (Solar Massachusetts Renewable Target) program incentives, which provide monthly payments for the solar energy you produce.

4How do I choose a reliable solar provider for my Nantucket home, and are local companies important?

Prioritize providers with extensive, verifiable experience on the island. A local company with a physical presence understands the unique permitting, weatherization, and interconnection challenges with Eversource on Nantucket. Check for Massachusetts-licensed electricians (Master Electrician license), proper insurance, and strong references from other island homeowners. They should handle everything from HDC approvals to coordinating the barge for equipment if needed.

5With Nantucket's high electricity costs, how does net metering work and what is the true payback period?

Massachusetts net metering allows you to earn full retail credit on your Eversource bill for excess solar energy sent to the grid, which you can draw from at night or in winter. Given Nantucket has some of the highest electricity rates in the country (often over $0.30/kWh), the value of each solar kilowatt-hour is very high. This typically leads to a faster payback period, often between 5-8 years, despite the higher initial installation cost, followed by decades of significantly reduced energy bills.