The Best Window Installers in Union City, CA

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

#1

Renewal by Andersen of Northern California & Central Valley

4.8
(750 reviews)
Verified

A premier provider and a subsidiary of the renowned Andersen Corporation. They specialize in a full-service replacement window experience, from custom manufacturing to professional installation. Their strength lies in high-end, energy-efficient, and custom-built windows, offering a robust warranty and a streamlined process.

43475 Ellsworth St, Fremont, CA 94539 (This is their primary local showroom/office, serving Union City directly)

Specialties & Features

Custom window replacement
Energy-efficient windows
Full-frame installation

Business Information

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

Bay Valley Roof & Window, Inc.

4.7
(150 reviews)
Verified

A well-established local contractor physically based in Union City. They offer a comprehensive range of exterior home services, with a strong focus on window and door replacement. They are praised for their local expertise, customer service, and ability to handle both standard replacements and more complex installations.

1729 Decoto Rd, Union City, CA 94587

Specialties & Features

Residential window replacement
New construction windows
Window repair services

Business Information

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

California Window & Door Pros

4.9
(80 reviews)
Verified

A highly-rated specialist serving the entire East Bay, including Union City. They distinguish themselves with a focus on a wide variety of window and door brands, allowing for more customization and price-point options. Their high customer satisfaction scores indicate strong service quality and expertise in both repair and full replacement projects.

39180 Farwell Dr, Fremont, CA 94538 (Serves Union City directly)

Specialties & Features

Energy-efficient windows
Custom window solutions
Storm and security windows

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Windows Contractors in Union City

** The window service market in Union City is competitive and quality-focused, reflecting the demographics of the San Francisco East Bay area. Homeowners in Union City typically prioritize **energy efficiency** due to California's Title 24 energy codes and the desire to reduce cooling costs during warm summers. The market features a mix of large, branded franchises (like Renewal by Andersen) and established local/regional contractors. **Average Quality:** High. Consumers have access to top-tier materials and professional installation services. There is a significant demand for vinyl and composite frames, though high-end wood and aluminum-clad wood windows are also popular. **Competition Level:** Moderate to High. While there aren't dozens of providers physically located within Union City's limits, many highly-rated companies from neighboring Fremont, Hayward, and Castro Valley actively compete for business in the city. This gives homeowners a good range of choices. **Typical Pricing:** Pricing is at a premium compared to national averages, consistent with the high cost of living in the Bay Area. A full home window replacement project can range from **$15,000 to $40,000+**, heavily dependent on the window quality, number of windows, and complexity of the installation. Individual window replacements typically start at **$800-$1,500 per window**, including installation.

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 Union City regulations and climate

Frequently Asked Questions About Windows in Union City

Get answers to common questions about windows services in Union City, California.

1What is the typical cost range for a full home window replacement in Union City?

For a standard single-family home in Union City, a full window replacement typically ranges from $15,000 to $30,000+, depending on the number of windows, materials (vinyl, fiberglass, or wood), and energy efficiency features. California's Title 24 energy codes require high-performance windows, which can increase upfront costs but offer significant long-term savings on energy bills, especially given our local climate of cool nights and warm days. Always get itemized quotes from multiple licensed local contractors for accurate pricing.

2How long does a professional window installation take for an average Union City home?

For a complete home window replacement, professional installation for an average Union City home (10-15 windows) typically takes 2-4 full days. The timeline can be affected by factors like the age of your home (common in neighborhoods like Decoto or Alvarado), potential for dry rot discovery, and the complexity of the installation. Scheduling in the drier months (late spring through early fall) is ideal to avoid delays from rain and is a common local practice.

3Are there specific permits or local regulations for window replacement in Union City?

Yes, the City of Union City Community Development Department generally requires a building permit for window replacements that involve any structural change, including changing the window size or altering the framing. Furthermore, all new windows must comply with California's stringent Title 24 energy efficiency standards. A reputable local installer will handle the permit process for you, which is a key sign of a professional service.

4What should I look for when choosing a window installation company in Union City?

Prioritize contractors who are licensed (check their CSLB number), insured, and have a strong local reputation with verifiable references in Union City or nearby Tri-City areas. Choose a company experienced with local architectural styles and the specific challenges of our region, such as seismic safety considerations and compliance with state energy codes. Avoid door-to-door solicitors and always review their contract and warranty details thoroughly.

5What are the best energy-efficient window features for Union City's climate?

Given Union City's Mediterranean climate with warm, dry summers and mild, wet winters, look for dual-pane windows with Low-E (low-emissivity) coatings and argon gas fill. These features help reflect heat during summer afternoons while retaining indoor warmth during cooler nights. For south and west-facing windows, consider a higher Solar Heat Gain Coefficient (SHGC) rating to manage sun exposure, which can significantly improve home comfort and reduce HVAC usage year-round.