The Best Window Installers in Medford, NY

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

#1

Renewal by Andersen of Long Island

4.8
(450 reviews)
Verified

Renewal by Andersen is a nationally recognized leader specializing in premium, custom-made, energy-efficient replacement windows and doors. Their strength lies in a full-service approach, from in-home consultation to professional installation, using their proprietary Fibrex® composite material which offers superior durability and insulation.

325 Middle Country Rd, Suite 8, Smithtown, NY 11787

Specialties & Features

Energy-efficient windows
Custom window solutions
Full-window replacement

Business Information

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

Window Universe

4.7
(200 reviews)
Verified

A highly-rated regional contractor serving Long Island, including Medford. They are known for a wide selection of vinyl and composite windows, offering a strong balance of quality and value. They excel in both replacement and new construction window projects and have a reputation for professional installation crews.

Specialties & Features

Residential window replacement
New window installation
Storm and security windows

Business Information

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

Window & Door Replacement Co.

4.6
(150 reviews)
Verified

A trusted local contractor based in nearby Ronkonkoma, known for personalized service and expertise in all types of window and door projects. They handle everything from simple repairs and reglazing to full-frame replacements and specialize in integrating modern, energy-efficient products into existing homes.

25 Ruta Ct, South Hackensack, NJ 07606 (Corporate Office - serves Medford, NY)

Specialties & Features

Window repair services
Energy-efficient windows
Custom window solutions

Business Information

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

Why These Are the Top Windows Contractors in Medford

** The window service market in Medford, NY, is competitive and service-oriented, reflecting the demographics of Suffolk County. The housing stock consists largely of single-family homes built from the mid-20th century onward, creating a consistent demand for window upgrades focused on **energy efficiency** and modernization. * **Average Quality:** The market is bifurcated. There is strong demand for high-end, custom solutions (like those from Renewal by Andersen) as well as robust competition among quality mid-range vinyl window providers (like Window Universe and local contractors). * **Competition Level:** High. Medford residents have access to numerous local Long Island contractors and are also targeted by large national companies. Reputation, verified reviews, and local longevity are critical differentiators for consumers. * **Typical Pricing:** Pricing is at a premium compared to national averages due to the high cost of living on Long Island. A standard double-hung vinyl window replacement can range from **$600 to $1,200 per window** installed, depending on the brand and features. Full-frame replacements, custom shapes, and high-performance materials (like Fibrex or wood composites) can push the cost to **$1,500+ per window**. Most reputable contractors offer free, in-home estimates.

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 Medford regulations and climate

Frequently Asked Questions About Windows in Medford

Get answers to common questions about windows services in Medford, New York.

1What is the typical cost range for a full home window replacement in Medford, NY?

For a standard-sized home in Medford, a full window replacement typically ranges from $15,000 to $30,000+, depending on the number of windows, materials (vinyl, wood, fiberglass), and energy efficiency features. Long Island's labor and material costs are generally higher than national averages. It's crucial to get itemized quotes from local installers that include removal, installation, and disposal, as Suffolk County has specific disposal fees for construction debris.

2How does Medford's coastal climate affect my choice of replacement windows?

Medford's proximity to the Atlantic Ocean means your windows must withstand high humidity, salt air corrosion, and nor'easter wind loads. We strongly recommend windows with a durable, non-corrosive exterior cladding (like vinyl or aluminum-clad wood) and a high DP (Design Pressure) rating of 40 or above to resist wind-driven rain and strong gusts common in our region. Look for low-E glass with argon gas to improve insulation against both winter cold and summer heat.

3Do I need a permit from the Town of Brookhaven to install new windows in Medford?

Yes, for most window replacements, you will need a building permit from the Town of Brookhaven Building Division. This ensures the installation complies with the New York State Uniform Fire Prevention and Building Code, including egress requirements for bedrooms. A reputable local installer will typically handle the permit process for you, which is a key reason to hire a licensed and insured contractor familiar with Brookhaven's specific regulations.

4What is the best time of year to schedule a window installation in Medford?

While installations can be done year-round, the ideal windows are late spring and early fall. These periods offer mild, dry weather in Medford, which is optimal for sealing and allows your home's HVAC system to maintain comfort while windows are temporarily removed. Scheduling in the off-peak seasons (not high summer or deep winter) can also lead to better installer availability and potentially more flexible scheduling.

5How can I verify a window installer is reputable and properly licensed for work in Suffolk County?

Always ask for their Suffolk County Home Improvement Contractor (HIC) license number, which is required by law, and verify it online with the Suffolk County Department of Consumer Affairs. Additionally, check for proof of insurance (liability and workers' compensation) and ask for references from recent projects in the Medford area. Membership in local organizations like the Long Island Builders Institute (LIBI) is also a good indicator of a reputable, established business.