Compare the highest-rated windows professionals in South Portland, Maine. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading home performance contractor in Maine specializing in energy-efficient upgrades. They are not just window installers; they are building science experts who ensure window replacements contribute to the overall comfort, air sealing, and energy savings of a home. They are a top choice for homeowners serious about efficiency.
As part of a national franchise with a local branch, Window World offers a strong value proposition with a focus on vinyl window replacement. They are known for efficient, high-volume service and competitive pricing, making them a popular choice for standard window replacements without custom architectural needs.
Pella is a premier manufacturer and installer, offering a wide range of high-quality, custom-built wood, vinyl, and fiberglass windows. Their showroom allows customers to see and feel the product. They are the go-to provider for homeowners seeking top-tier materials, unique custom shapes, and professional installation directly from the manufacturer's local branch.
** The window market in South Portland and the greater Portland area is competitive and quality-focused, largely driven by Maine's harsh climate. The demand for **energy-efficient windows** is exceptionally high, as homeowners seek to reduce heating costs and improve home comfort. The market is split between specialized home performance contractors (like Evergreen) who integrate windows into a whole-house efficiency approach, and dedicated window replacement companies (like Window World and Pella) who focus on the product and installation itself. **Competition Level:** High, with several established local and regional players. **Average Quality:** The standard is high, with a strong emphasis on professional installation to withstand New England weather. **Typical Pricing:** Pricing is above the national average due to the climate-driven demand for high-performance products and skilled labor. A standard vinyl double-hung window replacement can range from $600-$1,000 per window installed, while high-end custom wood or fiberglass windows from a provider like Pella can easily exceed $1,500 per window. Most reputable companies offer free, in-home estimates.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with South Portland regulations and climate
Get answers to common questions about windows services in South Portland, Maine.
For a standard double-hung vinyl window, homeowners in South Portland can expect to pay between $800 and $1,200 per window installed, with total project costs varying based on home size and window type. This regional pricing reflects Maine's labor costs and the premium for high-performance windows suited to our climate. Factors like custom shapes, historic preservation requirements in certain neighborhoods, or upgrading to triple-pane glass for superior energy efficiency will increase the cost.
The ideal installation periods in South Portland are late spring through early fall, avoiding the deep winter when temperatures can complicate sealing and make homes uncomfortable during the work. A typical full-home replacement for 10-15 windows takes 1-3 days for a professional crew. Scheduling several months in advance is wise, as reputable local installers book up quickly for these prime-season slots.
Absolutely. Prioritize windows with a low U-factor (indicating insulation quality) and a low Solar Heat Gain Coefficient (SHGC) to retain heat in winter. Look for the ENERGY STAR® label specific to the "Northern" climate zone. Given our coastal location with nor'easters, windows with a high Design Pressure (DP) rating are crucial for withstanding strong winds and driving rain, ensuring long-term durability and performance.
Verify they are licensed and insured in the state of Maine, and specifically ask for local references in South Portland or nearby communities. A trustworthy contractor will provide a detailed, written estimate and clearly explain the permitting process, which may be required by the City of South Portland for structural changes. Choose a provider with extensive experience installing in Maine's climate, as proper flashing and sealing techniques are critical to prevent air and water infiltration.
If your home is in a designated historic district (like parts of the Willard Square or Ferry Village neighborhoods), you may need approval from the South Portland Historic Preservation Commission for any exterior changes, including window style and materials. For all homes, Maine's building codes require egress specifications for bedroom windows. A professional local installer will be familiar with these regulations and can help navigate any necessary permits.