The Best Window Installers in Lafayette, CO

Compare the highest-rated windows professionals in Lafayette, Colorado. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Renewal by Andersen of Colorado

4.8
(850 reviews)
Verified

As a subsidiary of the renowned Andersen Corporation, this company specializes in a full-service, premium replacement window experience. They are known for their high-quality, custom-made, energy-efficient windows and their professional installation service from start to finish.

4221 E. 96th Ave, Thornton, CO 80229 (Primary location serving the entire front range, including Lafayette)

Specialties & Features

Custom window solutions
Energy-efficient windows
Full-frame window replacement

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

The Window Source of the Rockies

4.7
(200 reviews)
Verified

A locally owned and operated company highly regarded for its expertise in a wide variety of window brands and types. They focus on providing personalized service for replacement, new construction, and repair, with a strong emphasis on energy efficiency and customer satisfaction.

2000 W Midway Blvd, Broomfield, CO 80020

Specialties & Features

Residential window replacement
Energy-efficient windows
New window installation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Rite Window & Door

4.6
(150 reviews)
Verified

A well-established local contractor with a physical presence in Lafayette, specializing in windows, doors, and siding. They are known for their reliable service, quality workmanship, and focus on both repair and full replacement projects.

105 S. Public Rd, Lafayette, CO 80026

Specialties & Features

Window repair services
Residential window replacement
Storm and security windows

Business Information

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

Why These Are the Top Windows Contractors in Lafayette

** The window market in Lafayette, Colorado, is competitive and quality-focused, reflecting the demographics of the Boulder County area. Homeowners are generally knowledgeable and place a high value on energy efficiency due to Colorado's variable climate, with cold winters and hot, sunny summers. This drives demand for high-performance, low-E glass, and double or triple-pane argon-filled windows. The competition level is high, but it is segmented. There are national premium brands (like Renewal by Andersen), strong regional specialists (like Window Source of the Rockies), and reputable local generalists/contractors (like Rite Window & Door). Pricing is typically above the national average, reflecting the higher cost of living and the demand for quality, energy-efficient products. A full home window replacement project can range significantly, but homeowners should expect mid-range projects to start from $10,000 and premium projects to exceed $25,000. The market is well-regulated, and reputable providers are expected to be fully licensed and insured.

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 Lafayette regulations and climate

Frequently Asked Questions About Windows in Lafayette

Get answers to common questions about windows services in Lafayette, Colorado.

1What is the typical cost range for a full home window replacement in Lafayette, and what factors influence the price?

For a standard single-family home in Lafayette, a full window replacement typically ranges from $15,000 to $30,000, though this varies significantly. Key cost factors include the number and size of windows, the material (vinyl, fiberglass, or wood), the energy efficiency rating (crucial for our climate), and the complexity of installation in your specific home. Local material and labor costs, as well as any structural repairs needed for older Boulder County homes, also impact the final price.

2When is the best time of year to schedule window installation in Lafayette, Colorado?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather in the Front Range, which is optimal for installation and allows your home to be open without extreme indoor temperature swings. While many installers work year-round, scheduling in these shoulder seasons often provides more availability and avoids potential delays from winter snowstorms or summer hail, which are common local weather hazards.

3Are there specific energy efficiency features I should prioritize for Lafayette's climate?

Absolutely. Given Lafayette's wide temperature swings, high altitude with intense sun, and cold winters, look for windows with a low U-factor (for insulation) and a low Solar Heat Gain Coefficient (SHGC) to manage summer heat. Double-pane Low-E argon gas-filled windows are a standard effective choice. For maximum efficiency, especially in older homes, consider triple-pane windows, which provide superior insulation against winter cold and help reduce heating costs significantly.

4How do I choose a reputable window installation contractor in Lafayette?

Start by verifying the contractor is licensed and insured to work in Colorado. Look for established local companies with strong references in Lafayette and Boulder County, as they will understand local building codes and climate challenges. Check for certifications from manufacturers like Andersen or Pella. Always get 2-3 detailed, written estimates and read reviews specifically about their installation process and post-installation service, not just product sales.

5Do I need a permit from the City of Lafayette to replace my windows?

For standard window replacements where the opening size and structure are not being altered, a permit is generally not required from the City of Lafayette. However, if you are changing the window size, altering a load-bearing wall, or are part of a homeowners association (HOA), you likely need a permit and must comply with HOA architectural guidelines. It is always best to confirm with your installer and the Lafayette Building Safety Division, as rules can vary.