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10 Best Window Replacement Companies in Lafayette, CA

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Written By David Cusick

Last Updated February 2024

Windows play a big role in your house's appearance and energy efficiency. Replacing your windows is a great way to increase the value of your home. In Lafayette, where the electricity bills are $1,500 per year on average, you could be spending an extra $461 annually due to damaged or drafty windows. The Department of Energy estimates that heat gained or lost through windows could represent around 30% of residential energy climate use. Deciding on a window installer can be tough, which is why we've compiled a list of the best window installers in Lafayette.

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Top 10 Best Window Replacement Companies in Lafayette

Renewal by Andersen of San Francisco

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30806 Santana St, Hayward, CA 94544 (510) 803-3110 renewalbyandersen.com

Good customer service

Educational website

Price transparency

Free assessment

Services Offered

Double-hung
Glass doors
Skylights
Window replacement/installation
Bay windows

Winning Windows

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6114 La Salle Ave, Oakland, CA 94611 (510) 338-1234 winningwindows.com

Good customer service

Timely service

Price transparency

Free assessment

Services Offered

Glass showers
Bay windows
Fiberglass frames
Window replacement/installation
Energy-efficient options
Wood frames
Glass doors
Double-hung
Vinyl frames

Best Exteriors

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1999 Harrison St #10219, Oakland, CA 94612 (510) 327-0277 bestexteriors.com

Free assessment

Timely service

Good customer service

Price transparency

Educational website

Services Offered

Energy-efficient options
Fiberglass frames
Wood frames
Vinyl frames
Double-hung
Window replacement/installation
Glass doors
Bay windows

Windows & Beyond

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1027 Shary Ct, Concord, CA 94518 (925) 689-6600 windowsandbeyond.net

Educational website

Free assessment

Good customer service

Price transparency

Timely service

Services Offered

Energy-efficient options
Skylights
Window replacement/installation
Vinyl frames
Bay windows

Dan's Glass Inc

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1600 Concord Ave, Concord, CA 94520 (925) 827-4173 dansglassinc.com

Good customer service

Price transparency

Timely service

Educational website

Services Offered

Glass doors
Glass showers
Bay windows
Glass repair
Window repair
Mirrors
Window replacement/installation

Bestoff Windows & Construction

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1000 Detroit Ave Suite "S, Concord, CA 94518 (925) 457-9026 bestoffwindows.com

Price transparency

Good customer service

Free assessment

Timely service

Educational website

Services Offered

Glass doors
Metal frames
Vinyl frames
Window replacement/installation

Pella Windows & Doors of Northern California

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3221B Danville Blvd, Alamo, CA 94507 (925) 263-9300 pellabranch.com

Price transparency

Free assessment

Good customer service

Educational website

Services Offered

Window replacement/installation
Double-hung
Bay windows
Glass doors

Concord Glass, Inc.

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1015 Shary Cir #12, Concord, CA 94518 (925) 691-5090 concordglass.com

Free assessment

Price transparency

Good customer service

Educational website

Services Offered

Glass doors
Mirrors
Glass showers
Window repair
Tempered glass
Window replacement/installation
Energy-efficient options

East Bay Glass

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601 50th Ave, Oakland, CA 94601 (510) 761-8736 eastbayglass.com

Free assessment

Educational website

Good customer service

Price transparency

Services Offered

Glass showers
Bay windows
Vinyl frames
Metal frames
Glass repair
Window replacement/installation

Aames Windows & Doors Inc

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11 Orchard Ct suite d, Alamo, CA 94507 (800) 862-1947 aameswindows.com

Price transparency

Timely service

Good customer service

Free assessment

Services Offered

Wood frames
Vinyl frames
Window replacement/installation
Bay windows
Glass doors
Energy-efficient options
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on window replacement companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How Much Does Window Installation Cost In Lafayette?

Window installation and replacement costs vary based on a number of factors, including the number and size of the windows, the materials you choose, and how difficult your windows are to access or install. On average, homeowners in Lafayette should expect to spend about $280 per window*. Below are additional cost breakdowns. *Cost data based on sample pricing for window installation from multiple retailers and adjusted for local cost of living.

When To Replace Windows

Adding new energy-efficient windows can significantly improve your home's noise reduction, appearance, insulation, comfort, and value. Clear indicators that it's time to invest in new windows include the following:

  • Windows that are difficult to close, open, and lock properly due to wear and age.
  • Cold air and drafts coming in from old, loose-fitting windows.
  • Discomfort and high energy bills due to poor insulation.
  • Inefficient and outdated window styles that detract from your house's curb appeal.
  • Fogging between window panes, condensation issues, or rotting window frames that allow moisture intrusion into the home.

How To Choose a Window Company

Hiring an experienced window installation professional helps ensure good results and a great experience. Below, we outline the main criteria for choosing a qualified window installer.

Experience

Make sure you hire an experienced local installer with a long record of successfully installing and replacing windows. Installers that have been operating locally for many years are more likely to understand the local climate and local homeowners' needs. Get references from recent clients to learn more about a provider’s service.

Certifications

Select an installer that is certified by major window brands and groups like the Fenestration and Glazing Industry Alliance, formerly known as the AMMA. Appropriate accreditation means that a contractor has training in window installation best practices. Confirm that installers are staff rather than subcontractors, and verify that any technicians working on your home are certified.

Reputation

Spend time going through online reviews, checking the Better Business Bureau, and asking for references from people in your area. Review customer feedback to confirm that a company delivers consistent quality workmanship and great service. Avoid companies with complaints of shoddy work or unfinished jobs.

Process

A reputable window installer will be able to provide a comprehensive project plan, precise timelines, clear expectations, and an overview of all material and installation options. Avoid companies that provide vague quotes or schedules. Ask for consistent contact from the beginning to avoid surprises later on.

Warranties

Look for window firms that back their installations with guarantees, and that provide warranties on materials and labor. This indicates faith in their work. Also seek out unlimited lifetime warranties that can be transferred to new homeowners.

Materials

Make sure the window company offers durable, long-lasting window options and top energy-saving window brands within your budget. Look for enhanced UV protection, design flexibility, and good energy ratings. Check that the window materials also include manufacturer warranties.

Frequently Asked Questions About Window in Lafayette, CA

In Lafayette, the best time to install windows is when temperatures are mild, generally during spring, winter or fall. These conditions enable professionals to work with less worry about the weather.

The best type of replacement window for your Lafayette home will vary based on your home's age, as well as your personal style and budget. You'll want to consider the style of your home — such as if it's old — so your new windows match. Wooden windows can provide a classic look and feel, while vinyl windows are more popular in more modern homes. Fiberglass windows are also a popular choice, since they can be energy efficient and long-lasting.

Windows made from fiberglass, vinyl, or wood tend to last the longest, with some lasting for close to 45 years. Vinyl windows are particularly durable and low-maintenance, making them an excellent choice if you want windows that can last a long time. Double or triple glazing can help reduce your heating and cooling bills over time. This is especially helpful during Lafayette's hot summers.

The process for window installation typically includes measuring the space, removing the old windows, installing the replacement windows, checking for proper sealing, and caulking around the edges of the frames. Extra steps may be necessary depending on the kind of window being installed.

Replacing your own windows can be a challenging task, especially in Lafayette, where temperatures can get quite hot. It's generally best to get a skilled window installer. A professional installer has the knowledge and experience that ensures your windows are securely installed and that you get the most out of your investment.

After window installation, it's important to inspect the windows for any air leaks and make sure they're properly sealed. You should also wash the windows regularly to stop debris from building up and leading to damage. Additionally, you should inspect the window sills and frames regularly to make sure that the seals are not wearing away or cracking.

Getting windows installed by a professional can provide a number of benefits. Professional installers can make sure that your windows are properly fitted, weatherproofed, and insulated, preventing air leakage and maximizing energy efficiency. Professional installers are also trained in the necessary tools and techniques to do the job right, saving you time and money.

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