Replacement Windows Lafayette CO

Quality Exterior Home Remodeling for Every Home in Lafayette, CO

Upgrade your home’s comfort and beauty with Window World of Denver! Browse our collection of stylish, energy-efficient windows and doors to find the ideal match for your vision and budget. Schedule your complimentary design consultation to connect with our experts and take the first step toward the home of your dreams.

Our Featured Products

Outfit your Lafayette home with products you’ll love—at prices you’ll find irresistible.

Replacement Windows in Lafayette, CO

With a variety of styles and customization options available, our windows are made to match your home.

Replacement Doors in Lafayette, CO

Secure your home with beautiful doors made with protection and durability in mind.

Request Free Estimate

Every Window World Purchase Comes With…

Budget-Friendly Financing

We offer you a fair price the first time, making upgrading your home affordable.

Expert Installation

Our highly trained, experienced installers work quickly to ensure a perfect fit on every job.

Savings You Can See

Every Window World product is made for energy efficiency, so you’ll see savings on monthly bills.

Peace of Mind

You’re in good hands with one of the industry’s strongest lifetime limited warranties.

Lafayette, Colorado Customer Reviews

Quality product. Affordable. Installation team well trained. Great explanation on how to use windows. They left the place spotless.

Steven H.

The crew was really respectful of my house and property. The windows were installed in timely manor and they cleaned the areas after completing the work. Thanks Window World!

Eric W.

Window World measured and installed a wonderful garden window in our kitchen. The estimator, receptionist, scheduler, and installers were professional, friendly, and thorough. We have been delighted with their service and look forward to growing herbs and other plants year-round in our house.

Kaye E.

Our new windows look and work great! The installer was on time, friendly, and very clean. I didn’t even have to touch up paint when he was finished! He took time to show us how everything works and answer any question. I am very happy with our purchase.

Kacy M.

Written by experts. Inspired by homeowners.

Explore Our Blog

Expertise, inspiration, monthly savings and more. This is where you’ll find the insights you need about the topics you crave.

Summer Home Improvement Projects: Best Exterior Upgrades

How Windows Can Transform Your Home’s Nighttime Aesthetic

Top Window and Door Trends for 2025

Explore More