10 Best Window Replacement Companies in Oakland, CA

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Last Updated: February 25, 2025

Whether you want to increase your home's value or decrease your energy bills, upgrading your windows is a great idea. If your windows are on the older side, 25–30% of your house’s heat or cool air could be leaking out, according to the Department of Energy. In Oakland, this can add up to an extra $461 per year on your energy bills. When searching for a window installer, it's important to pick the right one, which is why we've assembled this guide to the top window installers in Oakland.

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Top Pick
4.1/5
  • Great quality
  • Free assesment
  • Timely Service
Most Customizable
4.0/5
  • Holds high customer ratings
  • Offers energy-efficient products
  • Provides a lifetime labor warranty
Best Customer Service
4.0/5
  • Award winning company
  • Products made in the US
  • Knowledgeable sales representatives

Top 10 Best Window Replacement Companies in Oakland

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Renewal by Andersen of San Francisco

Renewal by Andersen of San Francisco Logo

Our Rating

User Rating

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

Educational website

Free assessment

Price transparency

Good customer service

Services Offered

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

The Glass Guru

The Glass Guru Logo

Our Rating

User Rating

1601 Enterprise Dr STE 14, Fairfield, CA 94533 (707) 348-9539 theglassguru.com

Educational website

Good customer service

Free assessment

Services Offered

Wood frames
Mirrors
Glass showers
Energy-efficient options
Skylights
Custom glass
Screen repair
Window replacement/installation
Fiberglass frames
Glass doors
Tempered glass
Metal frames
Window repair
Glass repair
Triple pane glass
Storm/impact windows
Vinyl frames

Roxy Glass

Roxy Glass Logo

Our Rating

User Rating

7401-A Morton Ave, Newark, CA 94560 (510) 400-7788 bayareawindowglass.com

Timely service

Educational website

Good customer service

Price transparency

Free assessment

Services Offered

Tempered glass
Bay windows
Glass doors
Triple pane glass
Window replacement/installation
Glass showers
Energy-efficient options
Mirrors
Glass repair
Custom glass

Best Exteriors

Best Exteriors Logo

Our Rating

User Rating

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

Free assessment

Good customer service

Price transparency

Timely service

Educational website

Services Offered

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

California Glass of Vallejo, Inc.

California Glass of Vallejo, Inc. Logo

Our Rating

User Rating

1014 Broadway, Vallejo, CA 94590 (707) 643-5609 calglassofvallejo.com

Price transparency

Timely service

Educational website

Free assessment

Good customer service

Services Offered

Window replacement/installation
Custom window designs
Glass doors
Glass repair
Glass showers
Custom glass
Bay windows
Mirrors

Super Mario Glass Inc

Super Mario Glass Inc Logo

Our Rating

User Rating

544 Lewelling Blvd b, San Leandro, CA 94579 (510) 324-8798 supermarioglass.net

Educational website

Free assessment

Timely service

Good customer service

Price transparency

Services Offered

Mirrors
Window repair
Bay windows
Screen repair
Glass doors
Glass repair
Window replacement/installation
Custom glass
Glass showers

Sunset Glass Inc

Sunset Glass Inc Logo

Our Rating

User Rating

4301 Irving St, San Francisco, CA 94122 (415) 664-1626 sunsetglassinc.com

Educational website

Free assessment

Services Offered

Tempered glass
Vinyl frames
Metal frames
Fiberglass frames
Glass showers
Window replacement/installation
Wood frames
Mirrors
Glass doors

Celtic Glass, Inc.

Celtic Glass, Inc. Logo

Our Rating

User Rating

106 Burrows St, San Francisco, CA 94134 (415) 468-0980 celticglassinc.com

Free assessment

Price transparency

Good customer service

Educational website

Services Offered

Energy-efficient options
Glass repair
Wood frames
Window repair
Glass doors
Glass showers
Mirrors
Window replacement/installation
Vinyl frames
Bay windows

North Glass Windows & Doors

North Glass Windows & Doors Logo

Our Rating

User Rating

105 Main St, Ben Lomond, CA 95005 (831) 336-2288 northglass.net

Free assessment

Price transparency

Good customer service

Services Offered

Glass repair
Glass doors
Mirrors
Skylights
Custom glass
Glass showers
Window repair
Window replacement/installation

Novato Glass Inc

Novato Glass Inc Logo

Our Rating

User Rating

1020 Reichert Ave, Novato, CA 94945 (415) 897-5117 novatoglassinc.com

Good customer service

Price transparency

Free assessment

Services Offered

Glass showers
Skylights
Energy-efficient options
Bay windows
Glass doors
Mirrors
Window replacement/installation
Custom glass
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 Oakland?

Window installation and replacement costs are influenced by 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 Oakland spend about $290 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

Installing new energy-efficient windows can greatly improve your home's insulation, comfort, value, appearance, and noise reduction. Some clear signs it's time for new windows include the following:

  • Outdated and inefficient window styles that reduce your home’s curb appeal.
  • Drafts and cold air coming in through old, loose-fitting windows.
  • Fogging between window panes, condensation issues, or rotting window frames that let in moisture.
  • Discomfort and high energy bills from poor window insulation.
  • Windows that are difficult to close, open, and lock properly due to age and wear.

How To Choose a Window Company

Choosing a window installer with the right qualifications helps ensure a smooth installation. We review the most important considerations for selecting a qualified provider below.

Experience

Make sure you hire an experienced local installer with a long record of successfully installing and replacing windows. Providers that have served Oakland for years are more likely to understand the local climate and local homeowners' needs. Get references from recent clients to confirm a company provides quality installations.

Certifications

Look for installers that are backed by major window manufacturers and accredited by top industry associations, including the Fenestration and Glazing Industry Alliance, formerly known as the AAMA. Appropriate accreditation indicates that a provider has received suitable training in quality installation methods. Ensure installers are employees, not subcontractors. Verify that any technicians working on your home have the right certifications.

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 verify that a company delivers consistent quality workmanship and great service. Avoid companies with complaints of shoddy work or unfinished jobs.

Process

A reputable provider will give you a comprehensive project plan, well-outlined timeline, clear expectations, and an overview of all material and installation options. Avoid providers that offer unclear quotes or timelines. Insist on ongoing contact throughout the process, so you aren't caught off guard when installation starts.

Warranties

Look for companies that guarantee their installations and offer warranties on labor and materials. This demonstrates confidence in their window installations. Look for unlimited lifetime warranties that can transfer to new homeowners.

Materials

Confirm that your window company offers windows built for longevity as well as leading energy-efficient window bands that fit your budget. Research choices with good energy ratings, enhanced UV protection, and design flexibility. Verify that the materials come with their own manufacturer warranties.

Frequently Asked Questions About Window in Oakland, CA

The ideal time to install windows in Oakland is when temperatures are moderate, generally during spring, winter or fall. This enables professionals to do their work with less worry about the weather.

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

The most expensive window types are double-hung windows. They are more complicated than single-hung windows, and so are more costly. Single-hung windows are the least expensive on the market. Vinyl and aluminum are the most affordable frame options.

It varies on your specific needs and budget, but generally it's recommended to replace all your windows at once if they're not energy efficient. Replacing all your windows at once guarantees that you'll get the most out of your energy savings and can possibly save you money in the long run. This is important in Oakland, where the average energy bills are roughly $1,538 a year.

In some cases, you can install your own windows, but it's recommended to hire a professional. It's important to consider the local climate when replacing windows, as it will impact the process. For example, the temperatures in Oakland can reach an average high of 70, so you need to consider energy-efficient windows that can deflect from the heat. It's also important to get the measurements right and understand the instructions for installation. Hiring a professional for your window replacement project will guarantee that everything is done correctly.

After window installation, it's important to inspect the windows for any air leaks and make sure they're properly sealed. You should also clean the windows at least once a year to prevent debris from accumulating and causing damage. Additionally, you should check the window sills and frames regularly to ensure that the seals are not deteriorating or cracking.

Yes, many window installers offer financing for their services. Different companies have their own financing options, so you should do your research to find the best option for you. Depending on your income level, which is a median of $94,389 a year in Oakland, you may be able to qualify for lower interest rates.

Other Oakland, CA Home Services

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