The Best Home Solar in Saint Mary, MO

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

#1

Sun Solar

4.4
(200 reviews)
Verified

Sun Solar is one of Missouri's largest and most recognized residential solar installers. Headquartered in Springfield, they have a significant statewide presence and are known for comprehensive service from consultation to installation and maintenance. They are a full-service provider with strong manufacturer partnerships.

(Corporate Headquarters) 2059 E Independence St, Springfield, MO 65804

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

Straight Up Solar

4.8
(150 reviews)
Verified

A locally-owned and employee-owned company with a strong reputation for quality installations and customer service. They serve both Missouri and Illinois, making them a key provider for the eastern Missouri region, including Sainte Genevieve County. They emphasize energy independence and offer both grid-tied and off-grid solutions.

(St. Louis Office) 4270 Rider Trail N, Earth City, MO 63045

Specialties & Features

Grid-tied and off-grid solar solutions
Energy efficiency assessments
Solar panel maintenance and repair

Business Information

Years in Business:9 years
Licensed:Yes
Insured:Yes
#3

powerHOME

4.6
(80 reviews)
Verified

powerHOME is a regional leader in home energy solutions, including solar, roofing, and windows. Their integrated approach allows them to conduct thorough energy efficiency assessments alongside solar design. They have a strong service footprint across Missouri and are known for their financing expertise.

(St. Louis Branch) 16600 Swingley Ridge Rd, Chesterfield, MO 63017

Specialties & Features

Solar energy system design and consultation
Solar financing and leasing options
Energy efficiency assessments

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Solar Contractors in Saint Mary

The home solar market for Saint Mary, Missouri, and the broader southeastern region of the state is characterized by service from established regional and statewide companies rather than hyper-local installers. Competition is moderate but features several high-quality, reputable providers from the St. Louis and Springfield areas who are willing to service the location. The market quality is generally high, with these providers holding necessary state licenses, certifications from manufacturers like Tesla, SunPower, and Enphase, and offering robust warranties. Typical pricing for a residential system in Missouri is competitive, often ranging from **$15,000 to $30,000+** before the 30% federal tax credit, with system size being the primary cost driver. Missouri's net metering policies and the available federal tax credit make solar a financially viable option for many homeowners in the area.

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 Saint Mary regulations and climate

Frequently Asked Questions About Home Solar in Saint Mary

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

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

For a typical 6kW to 8kW system in the Saint Mary area, the gross cost before incentives ranges from $18,000 to $28,000. Crucially, you can claim the 30% federal solar tax credit, and Missouri offers a state property tax exemption, meaning your system's added value won't increase your property taxes. While Ameren Missouri is the local utility, there is no statewide solar rebate program, making the federal credit your primary financial incentive.

2How does Missouri's climate, with its hot summers and variable weather, affect solar panel performance?

Solar panels perform very well in Missouri's climate. They are highly efficient in the strong, direct sunlight of our hot summers, though extreme heat can slightly reduce peak output. Importantly, panels generate power from light, not heat, and are highly effective even on cold, bright winter days. Snow accumulation in winter is typically light and melts quickly, causing minimal annual production loss.

3What should I look for when choosing a solar installer in the Saint Mary or Perry County area?

Prioritize installers licensed in Missouri and insured, with strong local experience navigating Ameren Missouri's interconnection process. Look for companies with multiple years of operation and ask for references from recent installations in Perry County to assess their familiarity with local roof types and weather considerations. Always compare detailed proposals that include equipment warranties, production estimates, and a clear timeline.

4What is the net metering policy with Ameren Missouri, and how does it work for Saint Mary homeowners?

Ameren Missouri offers full retail net metering. This means your solar system's excess energy sent to the grid earns you a credit on your bill at the same rate you pay for electricity. These credits roll over month-to-month, allowing you to bank excess summer production to offset higher usage in winter. Your system size is limited to 100% of your previous 12 months' energy usage, which a qualified installer will help you design for.

5Are there any specific local permits or regulations for installing solar panels on my home in Saint Mary?

Yes, you will need a building permit from the City of Saint Mary or Perry County, depending on your specific location. Your chosen installer will typically manage this process. Regulations are generally solar-friendly, but they will ensure your system meets local building and electrical codes. There are no restrictive homeowners association (HOA) laws in Missouri that can prohibit solar installations, though you should still check your own HOA covenants if applicable.