The Best Window Installers in Allentown, NJ

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

#1

Window Nation of New Jersey

4.8
(250 reviews)
Verified

A leading regional provider known for a vast selection of energy-efficient vinyl and composite windows. They offer a strong warranty, professional installation crews, and a focus on custom window solutions for replacement and new construction projects. They are a franchise of a larger, well-regarded company, bringing national buying power with local service.

Serving Allentown from their regional office (Typically based in the wider South Jersey/Shore area)

Specialties & Features

Energy-efficient windows
Custom window solutions
Residential window replacement

Business Information

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

Allentown Glass & Mirror Co.

4.6
(80 reviews)
Verified

A true local staple with deep roots in the community. They are a full-service glass company that specializes in window and door repair and replacement. They are highly responsive for emergency repairs, glass replacement, and standard window installation, offering a personal touch that larger chains may lack.

14 S Main St, Allentown, NJ 08501

Specialties & Features

Window repair services
New window installation
Storm windows and security windows

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Renewal by Andersen of Central & Southern New Jersey

4.7
(200 reviews)
Verified

The local affiliate of the premium national brand Andersen. They specialize exclusively in high-end, custom-made, and extremely energy-efficient Fibrex® composite windows. They provide a full-service experience from in-home consultation to professional installation, targeting homeowners seeking top-tier, long-lasting products.

Serving Allentown from their showroom in the broader region.

Specialties & Features

Custom window solutions
Energy-efficient windows
Residential window replacement

Business Information

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

Why These Are the Top Windows Contractors in Allentown

** The window service market in and around Allentown, NJ, is characteristic of a suburban/rural area with a mix of historic homes and newer developments. The competition is moderate, with a few long-standing local contractors and several strong regional companies serving the area. Quality is generally high, as homeowners often seek energy-efficient upgrades to combat both summer heat and winter cold, leading to demand for modern, double-pane, Low-E glass windows. Pricing is typically above the national average due to the higher cost of living in New Jersey and the specialized nature of the work. Homeowners can expect a wide range of quotes, from more affordable options from local providers like Allentown Glass & Mirror for standard vinyl windows and repairs, to premium, investment-level pricing from providers like Renewal by Andersen. The market is well-served, allowing residents to choose between trusted local expertise and larger companies with extensive product portfolios.

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 Allentown regulations and climate

Frequently Asked Questions About Windows in Allentown

Get answers to common questions about windows services in Allentown, New Jersey.

1What is the typical cost range for a full window replacement in an Allentown, NJ home?

For a standard vinyl double-hung window replacement in Allentown, homeowners can expect to pay between $600 and $1,200 per window, including professional installation. The total project cost depends on the number of windows, the size and style (e.g., picture windows or custom shapes), and the material (vinyl, wood, fiberglass). Regional factors like New Jersey's higher labor costs and the specific energy efficiency features needed for our climate can influence the final price.

2How does New Jersey's climate and weather affect my choice of replacement windows?

Allentown experiences cold winters and humid summers, making superior energy efficiency critical. Look for windows with a low U-factor for insulation and a low Solar Heat Gain Coefficient (SHGC) to manage summer heat. We strongly recommend windows with the ENERGY STAR® certification for the Northern climate zone, as this ensures they are tested to perform optimally in our specific regional weather conditions, helping to reduce heating and cooling bills year-round.

3Do I need a permit for window replacement in Allentown, and are there any local regulations?

In most cases, a simple window replacement in an existing opening does not require a building permit in Allentown, but it's crucial to verify with the Allentown Borough Building Department. However, if you are altering the opening's size or structure, a permit is likely required. Furthermore, if your home is in a designated historic district, there may be specific aesthetic guidelines governing the style and appearance of your new windows.

4What is the best time of year to schedule window installation in this area?

While installation can be performed year-round, the ideal seasons in Allentown are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is optimal for the installation process and for having your home open. Scheduling during these off-peak times can also provide better availability with reputable local contractors compared to the high-demand summer months.

5How do I choose a reliable window installation contractor in the Allentown area?

Always choose a licensed and insured New Jersey home improvement contractor. Seek out local companies with strong, verifiable references in Allentown or nearby Upper Freehold Township, and check their standing with the NJ Division of Consumer Affairs. A trustworthy contractor will provide a detailed, written estimate, explain the installation process clearly, and offer a strong warranty on both the product and their labor.