Compare the highest-rated windows professionals in Thornwood, New York. All contractors are licensed, insured, and verified through our rigorous screening process.
A large, regional provider known for high-quality, energy-efficient replacement windows and professional installation. They are a one-stop shop for window and door solutions, offering a strong warranty and a streamlined process from consultation to installation.
The local branch of the national premium window brand, Andersen. They specialize in custom-made, high-performance windows built to exact specifications. Their service is full-service, from measurement to installation, focusing on minimal maintenance and maximum energy efficiency.
A well-established, family-owned window and door company serving Westchester and the surrounding regions for decades. They are known for personalized service, a wide selection of brands (including Harvey and Soft-Lite), and expertise in both replacement and new construction windows.
** The window service market in Thornwood, NY, and the greater Westchester County area is highly competitive and quality-focused. Homeowners in this affluent suburb prioritize energy efficiency, durability, and custom solutions that complement the area's mix of classic colonial and modern homes. The average quality of providers is high, with several long-standing, reputable companies vying for business. **Competition Level:** High. Residents have access to both large, branded contractors (like Thompson Creek and Renewal by Andersen) and established local specialists (like Windowrama). This competition drives a focus on customer service and quality craftsmanship. **Typical Pricing:** Pricing is at a premium compared to national averages, reflecting the higher cost of living and the quality of materials and labor. A full-window replacement project for a standard home can range from **$10,000 to $30,000+**, depending on the number of windows, the materials chosen (e.g., fiberglass, composite, wood-clad), and the level of customization. Energy-efficient features and high-security options will add to the cost. Most reputable companies offer free, in-home consultations and quotes.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Thornwood regulations and climate
Get answers to common questions about windows services in Thornwood, New York.
For a standard double-hung vinyl window replacement in Thornwood, homeowners can expect to pay between $800 and $1,200 per window, including professional installation. This range accounts for the higher labor and material costs in the Westchester County area and the specific energy-efficient features recommended for our climate. The final price varies significantly based on window size, material (e.g., wood, fiberglass), brand, and the complexity of the installation, such as dealing with older home frames or structural repairs.
The ideal times are late spring and early fall, avoiding the peak humidity of summer and the freezing temperatures of winter, which can affect sealing materials and working conditions. For a typical whole-home project (10-15 windows), a professional crew in Thornwood will often complete the installation in 1-2 days. Scheduling several weeks or even months in advance is wise, especially for spring and fall, as these are the most popular seasons for this upgrade in our region.
Yes. Thornwood follows the New York State Energy Conservation Construction Code (NYSECCC), which is based on the International Energy Conservation Code (IECC). We strongly recommend windows with a low U-factor (insulation value) and Solar Heat Gain Coefficient (SHGC) suitable for our mixed-humid climate zone. Look for the ENERGY STAR® label specific to the "Northern" U.S. climate zone. A reputable local installer will be fully versed in Westchester County permit requirements, which are often needed for full-frame replacements.
Prioritize contractors who are licensed, insured, and have a verifiable physical address in Westchester or a surrounding county. Ask for local references in Thornwood or nearby towns like Pleasantville or Hawthorne to see their work firsthand. Crucially, ensure they are a certified installer for the window brand they are selling, as manufacturer warranties often require professional installation to remain valid. Checking reviews on trusted local platforms can also provide insight into their reliability and customer service.
Many Thornwood homes have older, non-standard window openings that may be out of square or have settled over time, requiring skilled carpentry to fit new units properly. You may also encounter lead paint in pre-1978 homes, which requires EPA-certified Renovation, Repair and Painting (RRP) compliance for safe handling and disposal. A quality local installer will conduct a thorough pre-installation inspection to identify these issues, factor them into the quote, and use proper techniques like custom sizing or trim adjustments to ensure a weather-tight seal.