The Best Home Solar in Marathon, FL

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

#1

The Solar Guys of Florida, Inc.

4.8
(180 reviews)
Verified

A locally owned and operated company based directly in Marathon, specializing in custom residential solar installations for the unique Florida Keys environment. They are known for personalized service, deep local knowledge of building codes and hurricane requirements, and handling the entire process from design to permitting.

11475 Overseas Hwy, Marathon, FL 33050

Specialties & Features

Residential solar panel installation
Battery storage system installation
Off-grid solar solutions

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

SunPower by EcoEnergy

4.7
(250 reviews)
Verified

As a premier SunPower dealer, this company offers high-efficiency solar panels and robust battery storage solutions. They serve the entire South Florida region, including the Keys, and are recognized for their premium equipment, strong warranties, and expertise in both grid-tied and backup power systems crucial for hurricane-prone areas.

(Serves Marathon from main office) 16650 NW 49th Ave, Miami, FL 33014

Specialties & Features

Solar energy system design and consultation
Manufacturer partnerships and warranties
Battery storage system installation

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Brilliant Solar Solutions

4.6
(150 reviews)
Verified

A well-regarded solar installer based in Key Largo that actively serves the Middle and Lower Keys. They focus on comprehensive energy solutions, including energy efficiency assessments to maximize savings. They are praised for their customer service and knowledge of local and state solar incentives.

(Serves Marathon from main office) 105200 Overseas Hwy, Key Largo, FL 33037

Specialties & Features

Solar financing and leasing options
Energy efficiency assessments
Grid-tied solar solutions

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Solar Contractors in Marathon

The home solar market in Marathon, Florida, is a specialized niche characterized by high-quality, durable installations due to the region's unique challenges, including saltwater corrosion, strict hurricane building codes, and the critical need for energy resilience during storm-related grid outages. The competition is moderate, with a mix of a few dedicated local contractors and established regional companies from the Upper Keys and mainland South Florida that service the area. Typical pricing is generally higher than the national average, reflecting the premium equipment required for hurricane resistance and the logistical costs of working in the Keys. However, this is offset by Florida's favorable net metering policies (as of the knowledge cutoff), the lack of state income tax which enhances the value of the federal Investment Tax Credit (ITC), and the significant value homeowners place on energy independence with battery backup.

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 Marathon regulations and climate

Frequently Asked Questions About Home Solar in Marathon

Get answers to common questions about home solar services in Marathon, Florida.

1How does Marathon's hurricane season affect solar panel installation and durability?

Solar installations in Marathon are engineered to meet Florida's strict building codes, including withstanding winds up to 160 mph or more. High-quality systems use hurricane-rated racking and often include microinverters, which perform better if part of the array is shaded by post-storm debris. It's crucial to work with a local installer who understands these specific requirements and can ensure your system is properly permitted and inspected by Monroe County.

2What is the typical cost and payback period for a home solar system in Marathon, and are there local incentives?

After the 30% federal tax credit, a typical residential system in Marathon costs between $15,000 and $25,000. The payback period is often 7-10 years, accelerated by Marathon's abundant sunshine and high local electricity rates from Keys Energy Services. While Florida has no state-wide solar tax credit, Monroe County may have expedited permitting, and the federal incentive is significant. Net metering with your utility is a key financial benefit.

3How do I choose a reliable solar provider in the Marathon area?

Prioritize providers with extensive local experience in Monroe County. They should be licensed, insured, and familiar with the specific permitting, interconnection, and building codes for the Keys. Ask for references from nearby installations and verify they handle the entire process, including permits, inspections, and utility paperwork. Be wary of out-of-town companies that may not understand local hurricane or flood zone requirements.

4With our hot and sunny climate, do solar panels overperform in Marathon, and how is efficiency affected by salt air?

Marathon's sunshine provides excellent energy production, especially in the drier winter and spring months. However, high summer heat can temporarily reduce panel efficiency. The salt air is a major consideration, requiring corrosion-resistant materials (like aluminum frames and stainless-steel hardware) and more frequent rinsing with fresh water to prevent salt buildup, which can degrade performance over time. A quality installer will use marine-grade components.