Updated June 2026

When most people think about solar, they picture panels installed on a home's roof. While rooftop solar is a great solution for many properties, it's not the only option.

For many Maine homeowners and businesses, a purpose-built solar shed offers advantages that a rooftop system simply can't. The right choice depends on your property, your goals, and how you want your solar system to perform over the next 25+ years.

If you're still deciding whether solar is a worthwhile investment, read our guide on whether solar is still worth it in Maine without the federal tax credit before comparing system types.

Rooftop Solar: A Proven Option

Rooftop solar remains the most common type of residential installation because it uses existing roof space and doesn't require additional structures.

For homes with:

• Good southern exposure
• A newer roof
• Minimal tree cover
• Sufficient roof space

...rooftop solar can be an excellent investment.

However, not every property is an ideal candidate.

Challenges of Rooftop Solar in Maine

Maine homes often present unique challenges that can affect rooftop solar performance.

These may include:

• Roofs facing east or west instead of south
• Mature trees creating shade
• Older roofs that may need replacement before the solar panels reach the end of their lifespan
• Roof penetrations required for mounting hardware
• Limited roof space due to chimneys, dormers, or skylights

None of these automatically rule out rooftop solar—but they can reduce flexibility or increase project complexity.

Regardless of which type of system you choose, it's also worth understanding what solar incentives and programs are still available in Maine before making a decision.

What Is a Solar Shed?

A solar shed is a purpose-built structure designed specifically to optimize solar production while providing usable storage or workspace.

Instead of designing around an existing roof, the structure is designed around the solar array.

That means panel orientation, roof pitch, and placement can all be optimized for energy production.

Why Many Maine Property Owners Choose Solar Sheds

Because the structure is purpose-built, solar sheds offer several practical advantages.

1. Optimized Panel Orientation

Panels can be positioned for the best available sun exposure instead of being limited by your home's roof.

2. No Roof Penetrations

The solar system is installed on the shed rather than your home, avoiding penetrations through your existing roof.

3. Additional Functional Space

Unlike a traditional ground-mounted array, a solar shed provides usable storage or workspace while generating electricity.

4. Snow Management

Solar shed roof angles can be designed to encourage snow shedding and simplify seasonal maintenance.

5. Future Flexibility

If your home eventually needs a new roof, your solar system remains untouched.

Which Option Produces More Electricity?

Not necessarily either one. Production depends on factors like:

• System size
• Panel orientation
• Shading
• Local weather
• Installation quality

A well-designed rooftop system can outperform a poorly placed ground-mounted system—and vice versa. The goal isn't choosing the "better" technology. It's choosing the system that's better for your property.

Which Is Right for Your Property?

Every property is different. Some homes are perfect for rooftop solar. Others can generate more energy with a purpose-built solar shed.

That's why the first step isn't choosing a product—it's evaluating your property.

Bottom Line

Rooftop solar and solar sheds are both excellent ways to generate renewable energy. The difference is that a solar shed gives you the flexibility to optimize the solar system without being constrained by your home's roof.

For many Maine properties, that means:

• Better panel placement
• Additional storage space
• No roof penetrations
• Easier long-term maintenance
• A system designed specifically for solar

The best solution is the one that fits your property—not a one-size-fits-all approach.

FAQ

Is a solar shed better than rooftop solar?

Not always. It depends on your property's layout, roof condition, shading, and goals. A solar shed offers more flexibility in panel placement and adds usable storage space.

Do solar sheds produce more electricity?

Production depends on system size, orientation, shading, and installation quality—not simply whether the panels are on a roof or a shed.

Do solar sheds work well in Maine winters?

Yes. Solar sheds are designed with Maine conditions in mind and can be built with roof angles that encourage snow shedding while taking advantage of cold-weather panel efficiency.

Can I install a solar shed if my roof isn't ideal for solar?

Yes. In many cases, a solar shed provides an excellent alternative when a home's roof has limited sun exposure, shading, or structural limitations.

About Maine Solar Sheds

Written by Maine Solar Sheds

Maine Solar Sheds was founded by Matt and his team, who bring over 30 years of experience in Maine's solar industry. Over the decades, they've built roof-mounted systems, concrete ground-mounted arrays, and steel ground-mounted installations across the state.

Since developing the Maine Solar Shed, Matt and his team have come to see how often a purpose-built solar structure is the best long-term solution—offering optimized solar production, snow management, durability, and additional functional space for Maine property owners.