The Best Home Solar in Festus, MO

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

#1

Sun Solar

4.6
(180 reviews)
Verified

Sun Solar is one of the most prominent and well-established regional solar installers in Missouri, with a significant presence in the Jefferson County area. They are known for a comprehensive, turnkey approach that handles everything from initial consultation and system design to installation, financing, and maintenance. They have strong partnerships with top-tier manufacturers.

1410 U.S. Highway 67, Festus, MO 63028 (This is a primary location; they have multiple offices)

Specialties & Features

Residential solar panel installation
Battery storage system installation
Solar financing and leasing options

Business Information

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

StraightUp Solar

4.8
(250 reviews)
Verified

A highly regarded, employee-owned Certified B Corporation, StraightUp Solar has a strong reputation for technical expertise and customer service in the St. Louis region, which includes Festus. They specialize in both grid-tied and complex off-grid systems and are known for their deep knowledge of incentives and high-quality installations.

3021 Locust St, St. Louis, MO 63103 (Serves Festus from the St. Louis metro)

Specialties & Features

Grid-tied and off-grid solar solutions
Energy efficiency assessments
Professional licensing and certifications (NABCEP)

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

A-Better Heating & Cooling / A-Better Solar & Electric

4.7
(90 reviews)
Verified

A long-standing, trusted local name in the Festus community, A-Better has expanded its services to include solar energy. Their deep roots and excellent reputation for home services give them a unique advantage. They offer integrated solutions, combining solar with other home efficiency services, and provide personal, local customer service.

1397 US Hwy 61, Festus, MO 63028

Specialties & Features

Residential solar panel installation
Solar panel maintenance and repair
Energy efficiency assessments

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Solar Contractors in Festus

** The home solar market in Festus, Missouri, is a developing and competitive segment of the broader St. Louis metropolitan area. The market is characterized by a mix of a few highly specialized regional installers and established local HVAC/electrical companies that have expanded into solar. Competition is moderate but growing, driven by increasing electricity costs and consumer interest in energy independence. The average quality of installers serving Festus is quite high, with several companies boasting NABCEP (North American Board of Certified Energy Practitioners) certifications, which is the gold standard in the industry. Typical pricing for a residential system is competitive with national averages, generally ranging from **$15,000 to $35,000+** before the 30% federal investment tax credit (ITC), depending on system size, panel quality, and the inclusion of battery storage. Festus residents benefit from Missouri's net metering policies, which allow homeowners to receive credit for excess energy sent back to the grid. Key players like Sun Solar and StraightUp Solar are particularly adept at navigating these state-level incentives and financing options, making solar more accessible. The presence of a strong local provider like A-Better offers a valuable option for homeowners who prioritize long-term local service and maintenance relationships.

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 Festus regulations and climate

Frequently Asked Questions About Home Solar in Festus

Get answers to common questions about home solar services in Festus, Missouri.

1How much does a home solar system typically cost in Festus, and are there any local incentives?

For a typical 6-8 kW system in Festus, the gross cost before incentives is usually between $18,000 and $28,000. Crucially, you can combine the 30% federal solar tax credit with Missouri's state incentive, which is a rebate of $0.25 per watt installed (up to $1,750) through the Missouri Solar Rebate Program. Additionally, Ameren Missouri, the local utility, offers net metering, allowing you to earn bill credits for excess energy you send back to the grid.

2How does Festus's climate and weather affect solar panel production throughout the year?

Festus has a humid continental climate with four distinct seasons. Solar production peaks in the sunny summer months, which helps offset higher air conditioning costs. While winter brings shorter days and potential snow cover, Missouri still receives a good amount of sunny days, and modern panels are efficient at generating power even in cold, clear winter weather. Seasonal variations are accounted for in professional system designs to ensure annual energy needs are met.

3What local permits and regulations do I need to be aware of for installing solar in Festus?

Installation requires a building permit from the City of Festus, and your contractor will typically handle this process. Your system must comply with the National Electric Code (NEC) and pass inspection by the city's building department. Importantly, you must submit an interconnection agreement to Ameren Missouri to connect your system to the grid for net metering. There are no restrictive homeowners association (HOA) bans on solar in Missouri due to state law protecting your right to install.

4What should I look for when choosing a solar installer serving the Festus area?

Prioritize installers who are locally licensed, insured, and have specific experience with Ameren Missouri's interconnection process. Look for established companies with strong reviews from other Missouri homeowners and ask for local references in Festus or Jefferson County. Ensure they provide a detailed production estimate specific to Festus's weather patterns and a clear explanation of warranty coverage and service responsiveness.

5Will solar panels work during a power outage, and how do they handle severe Missouri weather?

Standard grid-tied systems shut off during an outage for safety, unless paired with a dedicated battery backup. For Festus homeowners concerned about storms, adding a battery (like a Tesla Powerwall or Generac PWRcell) can provide critical backup power. Regarding durability, panels are rated to withstand Missouri's hail, high winds, and heavy snow; they are typically tested for 1-inch hail at 50+ mph and wind loads exceeding Festus's typical storm conditions.