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10 best window replacement companies in Littleton, Colorado

HOMEFRONT

Updated Jun 22, 2024

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9,033
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Companies in Littleton
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Newer, higher-quality windows can keep your home at a comfortable temperature, ease HVAC strain and help lower your monthly energy bills. The U.S. Department of Energy indicates that temperature transfer via subpar windows leads to 25% to 30% of residential heating and AC energy consumption. The best window replacement companies in Littleton can assist you in selecting window options that both appear attractive and promote energy savings.

When you first decide to invest in energy-efficient replacement windows, understanding what attributes to look for is important. We first suggest checking for an Energy Star certification label, meaning the window satisfies the performance criteria set by the National Fenestration Rating Council. The label also shows you the climate region where the window will have peak performance — northern, north-central, south-central or southern.

Our Top Pick
Provider logo
4.6
Our Rating
  • Offers lengthy window and labor warranty
  • Provides triple-pane windows
  • Sells specialty window shapes
GET ESTIMATE
Provider logo
4.2
Our Rating
  • Performs full-service installation
  • Sells enclosed patios and sunrooms
  • Holds many awards and certifications
Save 35% + $100 off per window!
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Provider logo
4.0
Our Rating
  • Holds high customer ratings
  • Offers energy-efficient products
  • Provides a lifetime labor warranty
Next-Day Appointments Available
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Find the best window replacement company for you in Littleton

The best window replacement companies in Littleton offer extensive product options, comprehensive warranty policies, competitive quotes and a proven history of high-quality work.

Since Littleton is located in a northern climate zone, you should look for a U-Factor of 0.2–0.26. This ensures the window is insulated enough to withstand harsh winters. The lower the U-factor, the better the window retains heat. You should also look for a Solar Heat Gain Coefficient (SHGC) of less than 0.17. The lower the SHGC, the better the window resists unwanted heat gain and the less you’ll spend on cooling in summer.

Featured Partner

Renewal by Andersen Window Replacement

5.0/5(5,048)
Today's Hours | 7AM–8PM
Top Rated
Popular
Offers Available

What customers say

Reviews for Renewal by Andersen note the team's professional installation, high-quality and energy-efficient windows and excellent customer service. However, some customers mention the high cost and occasional scheduling issues​.

Services offered

Bay WindowsCustom Window DesignsDouble-HungEnergy-Efficient OptionsGlass DoorsVinyl FramesWindow Replacement/Installation

Highlights

  • 14 years in business
  • Also offers door installation and replacement
  • Hassle-free window replacement
  • Comprehensive 20-year warranty

1401 W Bayaud Ave #7, Denver, CO 80223

(720) 263-7039

renewalbyandersendenver.com
Featured Partner

Champion Replacement Windows of Denver

4.8/5(1,751)
Today's Hours | Closed
Popular
Offers Available

What customers say

Reviews mention Champion Replacement Windows of Denver's professional installation, high-quality products and great service, but say there were some post-installation follow-up issues​.

Services offered

Bay WindowsDouble-HungGlass DoorsWindow Replacement/Installation

Highlights

  • 27 years in business
  • Products made in the usa
  • Price you're quoted is the price you pay
  • Energy star® certified

10035 E 40th Ave Suite 400, Denver, CO 80238

(303) 800-2129

www.championwindow.com/Denver
Featured Partner

Champion Replacement Windows of Colorado Springs

4.9/5(870)
Today's Hours | Closed
Popular
Offers Available

What customers say

Reviews highlight Champion Replacement Windows of Colorado Springs' great quality windows and highly professional team but note there are delays and some customer service issues​.

Services offered

Bay WindowsDouble-HungGlass DoorsWindow Replacement/Installation

Highlights

  • 26 years in business
  • Energy star® certified
  • Products made in the usa
  • Price you're quoted is the price you pay

4610 N Chestnut St, Colorado Springs, CO 80907

(719) 344-2661

www.championwindow.com/Colorado-Sprin...
Featured Partner

Champion Replacement Windows of Ft. Collins

4.9/5(887)
Today's Hours | Closed
Top Rated
Popular
Not Nearby
Offers Available

What customers say

Customers say Champion Replacement Windows of Ft. Collins provides quick, efficient installation and has great communication, but the team's follow-up service needs improvement.

Services offered

Bay WindowsDouble-HungGlass DoorsWindow Replacement/Installation

Highlights

  • 25 years in business
  • Price you're quoted is the price you pay
  • Products made in the usa
  • Energy star® certified

5850 Byrd Dr, Loveland, CO 80538

(970) 744-2604

www.championwindow.com/Ft-Collins
Featured Partner

Power Home Remodeling

4.8/5(3,046)
Today's Hours | Closed
Popular

What customers say

Customers like Power Home Remodeling's prompt professional service and great quality work but mention team members can use high-pressure sales tactics and run into scheduling issues​.

Services offered

Energy-Efficient OptionsWindow Replacement/Installation

Highlights

  • 7 years in business
  • Lifetime labor warranty
  • Safety-enhanced windows
  • Heat-reflective and leak-resistant technology

7304 S Joliet St #100, Centennial, CO 80112

(303) 357-2484

powerhrg.com
Featured Partner

DaBella

4.9/5(1,219)
Today's Hours | Closed
Popular
Offers Available

What customers say

Reviews say DaBella has friendly and knowledgeable staff, as well as professional service and quality installations. However, some note issues with delays in follow-up, as well as poor subcontractors​.

Services offered

Double-HungGlass DoorsVinyl FramesWindow Replacement/Installation

Highlights

  • 2 years in business
  • Wide range of styles
  • Customized to your home
  • Triple-pane vinyl windows

6600 E Hampden Ave, Denver, CO 80224

(720) 619-8704

dabella.us/location/colorado

Paramount Siding & Windows

5.0/5(574)
Today's Hours | Closed
Top Rated
Popular
Nearby
Offers Available

What customers say

Reviews highlight Paramount Siding and Windows' excellent craftsmanship, professional service and reasonable pricing, with some noting minor issues that were promptly addressed​.

Services offered

Bay WindowsCustom Window DesignsDouble-HungWindow Replacement/Installation

Highlights

  • 15 years in business
  • Fast and efficient installation
  • Customized windows
  • Flexible financing

6637 S Broadway, Littleton, CO 80121

(720) 650-6840

www.paramountsidingandwindows.com
USA Today

GS Exterior Experts

5.0/5(231)
Today's Hours | Open 24 hours
Top Rated
Popular
Nearby

Services offered

Fiberglass FramesMetal FramesStorm/Impact WindowsVinyl FramesWindow Replacement/Installation

Highlights

  • Educational website
  • Price transparency
  • Free assessment
  • Good customer service
  • Timely service

9083 W Peakview Dr #2, Littleton, CO 80123

(720) 683-6288

gsexteriorexperts.com
USA Today

Endeavor Exteriors

5.0/5(254)
Today's Hours | Closed
Top Rated
Popular

Services offered

Window Replacement/Installation

Highlights

  • Good customer service
  • Educational website
  • Free assessment
  • Price transparency

7808 Cherry Creek S Dr #401, Denver, CO 80231

(720) 410-9511

www.endeavorexteriors.com

One Window AT A Time

4.9/5(212)
Today's Hours | Closed
Top Rated
Popular

Services offered

Energy-Efficient OptionsFiberglass FramesGlass DoorsVinyl FramesWindow RepairWindow Replacement/InstallationWood Frames

Highlights

  • Timely service
  • Price transparency

2851 S Parker Rd #1080, Aurora, CO 80014

(720) 524-7151

onewindowatatime.com

More providers

Below are additional window replacement companies that didn’t make our top picks based on their distance, ratings or service offerings.

Dun-Rite Home Improvements, Inc.

4.9/5(737)
2010 W Dartmouth Ave, Englewood, CO 80110

Gravina's Windows

4.9/5(283)
950 W Evans Ave, Denver, CO 80223

Dreamstyle Remodeling

4.9/5(698)
637 Osage St, Denver, CO 80204

Gravina's Window Center of Littleton

4.9/5(264)
209 W Littleton Blvd, Littleton, CO 80120

What are signs that I need my windows replaced?

Your windows might indicate when they need to be replaced. Usual clues that it's time for an upgrade include the following:

  • Damage, such as cracked glass or broken framing
  • Air leakage around windows
  • Poor operation, such as not opening or closing easily
  • Condensation between glass panes (moisture on the exterior or interior of panes is normal)
  • Poor curb appeal due to age or weathering
  • Problematic noise pollution from outside
  • Escalating energy bills

You are able to replace just one window if it's damaged or needs replacement for any other reason. However, if all the windows in your home are dated, inefficient or detract from curb appeal, doing a full replacement is the way to go for maximum improvement.

Deciding not to update your outdated or broken windows can cost you later on. Problems like air infiltration can make your utility bills skyrocket and overwork your HVAC system. Excess dampness can result in window deterioration and potentially mold in your house. Faulty windows might also pose a security risk if the damage could allow intruders to easily enter your home.

How much does it cost to replace windows in Littleton?

Window replacement costs fluctuate based on several specifics, but in Littleton you can expect to spend around $230 to $340 per window for materials, according to RSMeans data. Factors such as the complexity and size of the project will affect what you pay for labor. A survey of homeowners in October 2023 indicated that the national average cost for putting in up to five windows is $9,014 for aluminum-frame and $9,403 for wood-frame windows.

Window replacement cost factors

Several components affect what you’ll ultimately spend to upgrade your windows, including their style, materials, energy-efficiency features, glass type, the year the house was built and the placement of the windows around the home. Costs are higher for elaborate styles, such as bay windows or bow windows, and you'll also pay more for higher-quality materials like wood, composite and fiberglass.

Window replacement cost by replacement type

There are two window replacement types: pocket and full-frame. If you’re just fixing damaged glass, there's no need to pay to replace the complete window unit. You can have an installer just replace the glass for a lower cost. A full-frame replacement is more costly, but necessary for window frame damage, air leakage or moisture issues.

Facts about Littleton

Low cost per window
$227
Littleton
$240
National Average
High cost per window
$340
Littleton
$360
National Average
Average Daily Sunlight
71%
Littleton
69%
National Average
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Best window replacement for you

Experts Ready to Help

How can I save money on Littleton window replacement?

Putting funds toward quality window replacement is a wise investment, but finding the most affordable price matters, too. Here are some tips for finding the best deal:

  • Purchase in the off-season: Because you'll have to keep windows open for anywhere from a few hours to a few days during replacement, most replacements are done when outdoor temperatures are mild. Being open to winter installation can unlock discounts from sellers trying to fill openings in their schedules.
  • Consider a different window style: If overpriced window styles appeal to you, note the parts that you like most and browse more basic window types that look similar. If your priorities are a room with lots of natural light and a view of the scenery outside, picture windows do the same job as bay windows for far less money.
  • Buy in bulk: It's most cost-effective to buy several new windows all at once rather than prolonging your window replacement project. Batch window orders typically come with savings from suppliers for buying in bulk. Sellers often raise prices as well, making consolidating windows into one purchase a good idea to bypass those surcharges.
  • Choose standard colors and sizes: Customizations can raise what you pay without making the windows higher quality.
  • Compare estimates: Get the estimated project cost from multiple sellers to contrast pricing. Check the quality each window type is to ensure you're maximizing your investment.
  • Pay in cash or by check: Lots of companies add fees if you pay with a credit card. An extra 3% on top of spending hundreds or thousands of dollars can steeply increase your final bill.

Our methodology for selecting window replacement companies

The Homefront Local team employs a proprietary scoring algorithm that evaluates companies based on key factors you value, such as average customer review ratings and trustworthiness indicators. Our method for determining trust involves a comparative analysis of the number of reviews a company receives compared to its local competitors. This leads to companies that have earned more trust from your local community being awarded a higher score.

We review national window companies against our full methodology. We score window companies based on window options, energy-efficiency features, warranties, reputation and reviews, customer service and communication, and installation and other services.

Cost information in this article, unless otherwise noted, was calculated using RSMeans data from Gordian™. RSMeans is a construction cost database used by thousands of contractors to generate their project pricing.

Contact us at feedback@homefront.usatoday.com if you have questions or feedback on this article

Editorial note: The name “Homefront” refers to the alliance between USA TODAY and Home Solutions that publishes review, comparison, and informational articles designed to help USA TODAY readers make smarter purchasing and investment decisions about their home. Under the alliance, Homefront provides and publishes research and articles about home service and home improvement topics. Homefront has an affiliate disclosure policy. The opinions, analyses, reviews or recommendations expressed in this article are those of the Homefront editorial staff alone (see About Homefront). Homefront adheres to strict editorial integrity standards. The information is believed to be accurate as of the publish date, but always check the provider’s website for the most current information. Go back to top

Our editors may use AI as an input tool to tailor information in local markets. All content goes through a rigorous research and review process led by our team of writers and editors.

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