The Best Window Installers in Manassas, VA

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

#1

Window Nation

4.7
(250 reviews)
Verified

A leading regional window replacement company known for a strong focus on energy-efficient, custom-manufactured windows. They offer a streamlined process from in-home consultation to professional installation and back their products with strong warranties. Their "One-Day Installation" promise is a key selling point for many homeowners.

9015 Euclid Ave, Manassas, VA 20110 (Primary local office/installation center)

Specialties & Features

Energy-efficient window replacement
Custom window solutions
New construction windows

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Thompson Creek Window Company

4.8
(180 reviews)
Verified

A well-established and highly-rated provider in the Washington D.C. metro area, including Manassas. They are recognized for their high-quality products, professional installation crews, and comprehensive service. They manufacture their own windows, allowing for quality control and custom solutions.

Serves Manassas from their Woodbridge, VA location (10 miles away).

Specialties & Features

Full-window replacement
Energy-efficient windows
Security and storm windows

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#3

Manassas Glass & Mirror

4.5
(90 reviews)
Verified

A local, family-owned business that provides a more personalized service experience. They are highly versatile, offering everything from simple window repairs and glass replacement to full new window installations. They are an excellent choice for custom-shaped glass, mirror work, and urgent repair services.

8088 Gate City Ct, Manassas, VA 20109

Specialties & Features

Window repair services
Custom glass and mirror solutions
Storm and security glass installation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Windows Contractors in Manassas

The window service market in Manassas, Virginia, is competitive and served by a mix of large regional powerhouses and dedicated local contractors. The quality of service is generally high, driven by the demands of a mix of historic and newer suburban homes. Competition is strong, which benefits consumers through competitive pricing and a focus on customer service. Typical pricing for a full window replacement on an average home can range from $5,000 to $15,000+, heavily dependent on the number of windows, the quality of materials (vinyl, fiberglass, wood-clad), and the complexity of the installation. Energy efficiency is a significant driver for replacements in the region, given the humid summers and cold winters. Homeowners have a clear choice between the streamlined, warranty-backed processes of large companies and the personalized, versatile service of local providers.

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 Manassas regulations and climate

Frequently Asked Questions About Windows in Manassas

Get answers to common questions about windows services in Manassas, Virginia.

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

In the Manassas area, a full window replacement for a standard-sized home typically ranges from $8,000 to $20,000, with per-window costs averaging $600-$1,200. Key factors include the number/size of windows, the material (vinyl, wood, fiberglass), energy efficiency ratings, and the condition of your home's frames. Local pricing is also influenced by Virginia's building codes, which may require specific structural or energy performance standards that impact product selection and labor.

2How does Northern Virginia's climate impact the type of windows I should choose for my Manassas home?

Manassas experiences hot, humid summers and cold winters, making year-round energy efficiency critical. We recommend windows with a low U-factor for winter insulation and a low Solar Heat Gain Coefficient (SHGC) to block summer heat. Double-pane, Low-E coated argon-gas-filled windows are the standard recommendation here to manage condensation, reduce UV damage, and lower heating/cooling costs, which align well with Virginia's energy-conscious climate.

3Do I need a permit from the City of Manassas to replace my windows, and how does my installer handle this?

Yes, the City of Manassas Community Development Department typically requires a building permit for window replacements, as they involve structural alterations and must comply with the Virginia Uniform Statewide Building Code (USBC). A reputable, local installer will usually pull this permit on your behalf, ensuring the installation meets all local codes for egress, energy efficiency, and safety, which protects your home's value and compliance.

4What is the best time of year to schedule a window installation in Manassas, and how long does the project usually take?

Early fall and late spring are ideal in Manassas, offering mild, dry weather that facilitates proper sealing and minimizes indoor temperature discomfort during installation. For a typical 10-15 window whole-home replacement, professional crews can complete the work in 1-2 days. Scheduling several weeks in advance is advised, especially to avoid the peak summer demand and potential weather delays from our region's occasional summer thunderstorms.

5What should I look for when choosing a window installation company serving Manassas, VA?

Prioritize licensed, insured contractors with strong local references and physical addresses in Northern Virginia. Verify they carry a Virginia Class A, B, or C contractor's license. Look for companies experienced with Manassas's historic district guidelines if applicable, and those offering strong manufacturer warranties (like Andersen or Pella) that are backed by their own workmanship guarantee. Always check their standing with the Virginia Department of Professional and Occupational Regulation (DPOR).