Compare the highest-rated windows professionals in Angwin, California. All contractors are licensed, insured, and verified through our rigorous screening process.
A premier, locally-owned provider known for high-end custom window and door solutions. They specialize in serving the unique architectural styles of Napa Valley, including homes in Angwin, with a strong focus on energy efficiency, quality materials, and expert installation. They are recognized for their consultative approach and professional project management.
Part of a national franchise with a strong local presence, offering a wide selection of replacement windows at competitive prices. They are a strong choice for homeowners seeking a reliable, volume-based provider for standard window replacements with a focus on vinyl windows and energy-saving options.
A highly respected, family-owned business located closer to Angwin in the neighboring town of St. Helena. They have a long-standing reputation for craftsmanship and personalized service. They excel in window repair, restoration, and replacement for both historic and modern homes in the Upvalley area.
** The window service market in Angwin, and the greater Napa Valley region, is characterized by high-quality expectations and a focus on custom, architecturally appropriate solutions. Due to the affluent nature of the area and the prevalence of custom-built and historic homes, the competition is among a small number of established, high-end specialists rather than a saturated market of budget providers. The average quality of service and materials is very high. Typical pricing reflects this premium market. Homeowners can expect to pay significantly above the national average, with costs for a full home window replacement easily ranging from $15,000 to $40,000+ depending on the size of the home, the quality of windows selected (e.g., Marvin, Andersen, Pella, or custom wood/alu-clad), and the complexity of the installation. The market is not driven by low price but by reputation, craftsmanship, and the ability to provide energy-efficient and aesthetically pleasing solutions that enhance the value of the property.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Angwin regulations and climate
Get answers to common questions about windows services in Angwin, California.
In Angwin, a full home window replacement typically ranges from $15,000 to $40,000+, depending on the home's size and window count. Key cost factors include the choice of materials (like fiberglass or vinyl), the window's energy efficiency rating (crucial for our hot summers and cool nights), and the complexity of installation in older or custom-built hillside homes. Local labor rates and compliance with California's strict Title 24 energy codes also impact the final price.
Yes, most window replacements in Angwin require a building permit from Napa County to ensure compliance with the California Building Code (CBC) and Title 24 energy standards. If your home is in a designated historic district or has a view ordinance, there may be additional aesthetic approvals. Always verify with your installer that they will handle pulling all necessary local permits, as this is a critical step for legality and future home sales.
Angwin's climate, with its warm, dry summers and cool, wet winters, demands windows with excellent thermal performance. We recommend dual-pane, Low-E coated glass to reflect heat during summer and retain warmth in winter. Given the high UV exposure, look for windows with a low Solar Heat Gain Coefficient (SHGC) to protect interiors and improve comfort, which also helps meet California's stringent energy efficiency requirements.
The ideal installation window in Angwin is during the late spring (May-June) or early fall (September-October). These periods typically offer mild, dry weather, which is safer for installers and prevents moisture intrusion during the project. Avoid the peak of summer heat, which can complicate sealing materials, and the heart of the rainy season (late fall/winter), which can cause delays and water damage risks during installation.
Prioritize contractors who are licensed, insured, and have extensive local experience with Angwin's varied terrain and older home stock. They should be familiar with Napa County permit processes and Title 24 compliance. Ask for references from nearby projects and verify their membership with organizations like the California Contractors State License Board (CSLB). A reputable local provider will offer a detailed, written estimate and warranty covering both product and labor.