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10 Best Window Replacement Companies in Farmington, MO

More than 380 people have received a free quote in the last 60 days.

Last Updated: February 25, 2025

Replacing your windows can be expensive, but is a great way to increase the energy efficiency and value of your home. In Farmington, where the electricity bills are $1,300 per year on average, you could be spending an extra $387 annually due to outdated or drafty windows. The Department of Energy estimates that heat gained or lost through windows could account for around 30% of residential energy climate use. If you can't decide between window installers, this guide is the best place to get started. Keep reading to find the best window installation companies in Farmington.

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.
Top Pick
4.1/5
  • Great quality
  • Free assesment
  • Timely Service
Best Customer Service
4.3/5
  • Great customer service
  • Transparent pricing
  • Award winning company
Most Customizable
4.0/5
  • Holds high customer ratings
  • Offers energy-efficient products
  • Provides a lifetime labor warranty

Top 10 Best Window Replacement Companies in Farmington

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Champion Replacement Windows of St. Louis

Champion Replacement Windows of St. Louis Logo

Our Rating

User Rating

29 Cassens Ct, Fenton, MO 63026 (636) 764-0470 championwindow.com

Good customer service

Free assessment

Price transparency

Services Offered

Glass doors
Double-hung
Bay windows
Window replacement/installation

Empire Supply Co

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Our Rating

User Rating

7286 Manchester Rd, St. Louis, MO 63143 (314) 645-2633 empiresupplystl.com

Good customer service

Educational website

Free assessment

Price transparency

Services Offered

Metal frames
Storm/impact windows
Tempered glass
Energy-efficient options
Double-hung
Window replacement/installation
Glass doors
Vinyl frames
Mirrors

Building Envelope Experts

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Our Rating

User Rating

1576 Fencorp Dr Suite 160, Fenton, MO 63026 (314) 310-7878 buildingenv.com

Price transparency

Good customer service

Timely service

Free assessment

Educational website

Services Offered

Vinyl frames
Bay windows
Window replacement/installation
Glass doors
Energy-efficient options
Custom window designs
Double-hung

Glass Doctor of Greater St. Louis

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Our Rating

User Rating

9400 Manchester Rd, St. Louis, MO 63119 (314) 962-4344 glassdoctor.com

Price transparency

Good customer service

Educational website

Services Offered

Energy-efficient options
Glass showers
Window repair
Glass doors
Tempered glass
Custom glass
Window replacement/installation
Glass repair
Mirrors

Home Services at The Home Depot

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User Rating

5501 Belleville Crossing St, Belleville, IL 62226 (224) 241-2501 homedepot.com

Price transparency

Good customer service

Educational website

Free assessment

Services Offered

Skylights
Storm/impact windows
Metal frames
Glass doors
Window replacement/installation
Custom window designs
Glass showers
Screen repair
Glass repair
Vinyl frames

Clear Window Technology

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Our Rating

User Rating

15009 Manchester Rd #267, Ballwin, MO 63011 (314) 966-2666 clearwindowtech.com

Good customer service

Price transparency

Free assessment

Services Offered

Glass doors
Window repair
Vinyl frames
Double-hung
Bay windows
Window replacement/installation

Jacob Sunrooms, Exteriors & Baths

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Our Rating

User Rating

1707 Gilsinn Ln, Fenton, MO 63026 (314) 241-3751 jacobsunroom.com

Educational website

Good customer service

Price transparency

Free assessment

Services Offered

Energy-efficient options
Window replacement/installation
Glass showers
Vinyl frames
Fiberglass frames

Gravois Glass

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User Rating

6825 Gravois Ave, St. Louis, MO 63116 (314) 352-2200 gravoisglass.net

Free assessment

Good customer service

Price transparency

Educational website

Services Offered

Double-hung
Mirrors
Window replacement/installation
Energy-efficient options
Glass repair

Liberty Glass Co

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Our Rating

User Rating

507 Old St Marys Rd, Perryville, MO 63775 (573) 547-2579 libertyglasscompany.com

Free assessment

Price transparency

Educational website

Good customer service

Services Offered

Glass doors
Glass showers
Custom glass
Window replacement/installation
Mirrors

Window World of Cape Girardeau

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Our Rating

User Rating

762 Enterprise St, Cape Girardeau, MO 63703 (573) 803-1500 windowworldcape.com

Price transparency

Educational website

Free assessment

Good customer service

Services Offered

Window replacement/installation
Glass doors
Bay windows
Double-hung
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on window replacement companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How Much Does Window Installation Cost In Farmington?

The price of window installation or replacement will be influenced by a number of factors, including the number and size of the windows, the materials you choose, and how difficult your windows are to access or install. On average, homeowners in Farmington will spend roughly $280 per window*. Below are additional cost breakdowns. *Cost data based on sample pricing for window installation from multiple retailers and adjusted for local cost of living.

When To Replace Windows

Replacing your current windows with new energy-efficient ones can substantially enhance your home's appearance, noise reduction, insulation, comfort, and value. Clear indicators it's time to invest in new windows include:

  • Fogging between window panes, condensation issues, or rotting window frames that let in moisture.
  • Windows that are hard to open, close, or lock properly due to age and wear.
  • Inefficient and outdated window styles that reduce your home’s curb appeal.
  • High energy bills and a chilly house from poor window insulation.
  • Drafts and cold air leaking in through old, loose-fitting windows.

How To Choose a Window Company

Finding a truly qualified windows installation contractor is critical to a successful project. Below, you'll learn the main factors to consider when making your selection.

Experience

Make sure you choose an experienced local installer with a long record of successfully installing and replacing windows. Installers that have been operating locally for many years are more likely to have a deep knowledge of the local climate and local homeowners' needs. Get references from recent clients to confirm a company provides quality installations.

Certifications

Select an installer that is certified by major window brands and groups like the Fenestration and Glazing Industry Alliance, formerly known as the AMMA. Suitable credentials show that a contractor has training in window installation best practices. Confirm that installers are staff rather than subcontracted workers, and check that the technicians working on your home are certified.

Reputation

Spend time reading through online reviews, checking the Better Business Bureau, and requesting local references. Review customer feedback to make sure that the company consistently delivers good workmanship and service. Steer clear of companies with complaints of poor or incomplete work.

Process

The best window installers will supply a detailed project plan and schedule, clear expectations, and an overview of product and installation options. Avoid companies that offer unclear quotes or timelines that don't provide specifics upfront. Look for ongoing contact throughout the process to avoid surprises once work gets underway.

Warranties

Seek out window installers that assure quality installations and offer warranties on materials and labor. This demonstrates confidence in their work. Choose companies with unlimited lifetime warranties that can be transferred to new homeowners.

Materials

Verify that your window company works with trusted, long-lasting brands, offers energy-efficient window options, and fits your budget. Look for window options with enhanced UV protection, design flexibility, and good energy ratings, and check whether the materials have their own manufacturer warranties.

Frequently Asked Questions About Window in Farmington, MO

The ideal time to install windows in Farmington is when temperatures are moderate, generally in the spring or fall. These conditions allow installers to do their work without having to worry about extreme temperatures.

The right type of replacement windows for your Farmington home depends on the year your home was built –the average house in Farmington was built around 1985. If your home was built a while ago, you might want to consider energy-efficient windows such as double-pane windows, which are designed to keep your home cool in the summer and warm in the winter. Wood frames also have a timeless look that's perfect for older homes. For more modern homes, you might want to consider vinyl windows, which are durable, affordable and have a modern look.

The most expensive windows are double-hung windows. They are more complex than single-hung windows, and so are more costly. Single-hung windows are the most budget-friendly on the market. In terms of frames, vinyl and aluminum are the most affordable options.

The process for installing windows typically begins with measuring the old windows and ordering new ones. After that, a professional installer will prepare the work area, remove the old windows, and install the new ones. Once this is done, an installer will trim out the space and finish by sealing the window.

Window companies in Farmington usually offer a range of services, including measuring and installing new windows, repairing existing windows, swapping out window glass, and installing window treatments. They may also offer extra services such as weatherproofing or cleaning.

Getting a professional window installer helps guarantee the job is done correctly. Professional installers will measure your windows properly in order to get a perfect fit and will use the right techniques and materials to ensure your windows will be properly sealed and secure. Additionally, professional installers are likely to have access to higher quality materials and more experience than the average homeowner, so you can count on your windows to be installed correctly and last for years to come.

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