The Best Window Installers in Winthrop, ME

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

#1

Evergreen Home Performance

4.8
(180 reviews)
Verified

A leading home performance contractor in Central Maine, specializing in energy-efficient upgrades. They are a certified ENERGY STAR partner and focus on high-performance window replacements that improve home comfort, reduce drafts, and lower energy bills. Their process is highly consultative and professional.

229 Western Ave, Augusta, ME 04330

Specialties & Features

Energy-efficient windows
Custom window solutions
New window installation

Business Information

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

Window World of Maine

4.7
(250 reviews)
Verified

Part of the nation's largest window replacement company, offering a strong value proposition with their own brand of vinyl windows. They are known for efficient, high-volume installation and a straightforward process. A popular choice for standard window replacement projects where cost-effectiveness is a key factor.

2295 Atlantic Hwy, Warren, ME 04864

Specialties & Features

Residential window replacement
New window installation
Storm windows and security windows

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Central Maine Glass & Window

4.5
(90 reviews)
Verified

A well-established local glazing company that offers a wide range of glass and window services. They are a strong choice for both full window replacements and specific repair needs. Their expertise covers everything from modern vinyl windows to more traditional styles, providing versatile solutions for older homes in the area.

2795 Atlantic Hwy, Knox, ME 04986

Specialties & Features

Window repair services
Custom window solutions
New window installation

Business Information

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

Why These Are the Top Windows Contractors in Winthrop

** The window service market for Winthrop, Maine, is characterized by a reliance on reputable regional contractors from hubs like Augusta, Warren, and Knox, rather than a high density of hyper-local specialists. The competition is moderate but features established companies with strong track records. Quality is generally high, with a significant focus on energy efficiency due to Maine's climate, driving demand for windows with low U-values and argon gas fills. Pricing is typical for New England, with standard vinyl double-hung replacement windows generally starting in the $600-$900 per window range, including professional installation. Higher-end custom wood, fiberglass, or specialty windows can easily exceed $1,000-$1,500 per unit. Homeowners in Winthrop have access to a good mix of full-service performance contractors (like Evergreen) for comprehensive energy solutions, national-affiliated value providers (like Window World), and versatile local glaziers (like Central Maine Glass) for repairs and custom work.

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 Winthrop regulations and climate

Frequently Asked Questions About Windows in Winthrop

Get answers to common questions about windows services in Winthrop, Maine.

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

For a standard-sized, double-hung vinyl window, installation in Winthrop typically ranges from $600 to $1,200 per window, including the unit and professional installation. Key factors include the window material (vinyl, wood, fiberglass), the complexity of the installation (e.g., rot repair in older homes), and the window's energy efficiency rating, which is crucial for Maine's cold winters. Custom shapes, historic preservation considerations, and the number of windows ordered also significantly impact the final project cost.

2Considering Maine's climate, what are the most important window features to look for to improve energy efficiency in my Winthrop home?

To combat Winthrop's cold, snowy winters and maximize heating savings, prioritize windows with a low U-factor (for insulation) and a low Solar Heat Gain Coefficient (SHGC) to retain indoor heat. Look for the ENERGY STAR® certification specific to the Northern climate zone, triple-pane glass options, and non-conductive frames like vinyl or fiberglass with insulated cores. Proper installation with air sealing is equally critical to prevent drafts, which are a major source of heat loss in our region.

3Are there specific times of year that are best or worst for scheduling window installation in the Winthrop area?

Late spring through early fall (May to October) is generally the ideal window for installation in Winthrop, as weather is more predictable and allows for proper sealing of exterior caulking and flashing. Winter installations are possible but can be complicated by snow, ice, and freezing temperatures that affect sealant adhesion and create discomfort in your home during the process. Scheduling well in advance is key, as reputable local installers book up quickly for the prime summer and early fall seasons.

4How do I choose a reliable window installation contractor in the Winthrop area, and are local permits required?

Always choose a licensed and insured contractor with specific experience in window installation. Seek out providers with strong local references in Winthrop or nearby towns like Augusta or Monmouth, as they understand regional building practices and weather challenges. For most standard window replacements in existing openings, a permit from the Winthrop Town Office is not typically required, but it is mandatory if you are altering the structural opening. A reputable contractor will always verify this for your specific project.

5My Winthrop home is older; what special considerations are there for replacing windows, especially regarding historical integrity or potential rot?

Older homes in Winthrop often have non-standard window sizes and may have structural rot in the sills or frames due to Maine's moisture and freeze-thaw cycles. A quality installer will conduct a thorough inspection for rot and water damage, which must be repaired before installation to ensure a lasting result. If your home is in a historic district, check with the Winthrop Town Office about any design guidelines. For non-historic homes, modern replacement windows can be custom-ordered to fit older openings while greatly improving comfort and efficiency.