10 Best Window Replacement Companies in Alum Rock, CA

More than 380 people have received a free quote in the last 60 days.

Last Updated: February 25, 2025

Replacing your windows can be expensive, but is an excellent way to increase your home's energy efficiency and its value. In Alum Rock, you could save nearly $562 per year on your electricity bills after replacing your windows. Drafty windows can lower your home’s energy efficiency by up to 30%, according to the Department of Energy. Choosing a window installer can be difficult, which is why we've put together a guide to the top window installers in Alum Rock.

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.
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 Alum Rock

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

Price transparency

Educational website

Good customer service

Free assessment

Services Offered

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

Roxy Glass

Roxy Glass Logo

Our Rating

User Rating

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

Timely service

Price transparency

Good customer service

Free assessment

Educational website

Services Offered

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

Best Exteriors

Best Exteriors Logo

Our Rating

User Rating

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

Educational website

Price transparency

Good customer service

Free assessment

Timely service

Services Offered

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

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

Timely service

Good customer service

Free assessment

Educational website

Price transparency

Services Offered

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

Sunset Glass Inc

Sunset Glass Inc Logo

Our Rating

User Rating

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

Free assessment

Educational website

Services Offered

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

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

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

Celtic Glass, Inc.

Celtic Glass, Inc. Logo

Our Rating

User Rating

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

Educational website

Price transparency

Good customer service

Free assessment

Services Offered

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

J & M Windows and Glass

J & M Windows and Glass Logo

Our Rating

User Rating

745 E McGlincy Ln, Campbell, CA 95008 (408) 371-7255 jandmglass.com

Timely service

Free assessment

Educational website

Good customer service

Price transparency

Services Offered

Bay windows
Window replacement/installation
Energy-efficient options
Double-hung
Mirrors
Skylights
Glass showers
Glass doors

Window Factory

Window Factory Logo

Our Rating

User Rating

2100 Redwood Hwy, Greenbrae, CA 94904 (415) 924-3300 bayareawindowfactory.com

Good customer service

Educational website

Free assessment

Services Offered

Wood frames
Glass doors
Metal frames
Bay windows
Window replacement/installation
Vinyl frames
Fiberglass frames

Winning Windows

Winning Windows Logo

Our Rating

User Rating

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

Good customer service

Price transparency

Timely service

Free assessment

Services Offered

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

The price of window installation or replacement varies based on several factors, including the materials you choose, the number and size of the windows, and how difficult your windows are to access or install. On average, Alum Rock homeowners should expect to spend around $300 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

Replacing your old windows with new energy-efficient ones can significantly improve your home's appearance, insulation, noise reduction, comfort, and value. Clear indicators it's time to invest in new windows include:

  • Condensation issues, fogging between window panes, or rotting window frames that allow moisture intrusion into the home.
  • Outdated and inefficient window styles that detract from your home’s curb appeal.
  • Cold air and drafts leaking in from old, loose-fitting windows.
  • Windows that are hard to open, close, and lock properly due to age and wear.
  • High energy bills and a chilly house from poor insulation.

How To Choose a Window Company

Hiring a qualified windows installation contractor is critical to a successful project. Below, you'll learn the main factors to consider when deciding which company to hire.

Experience

Make sure you choose a seasoned local installer with a long record of successfully installing and replacing windows. Companies that have been operating locally for many years are more likely to have a deep knowledge of 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 top window manufacturers and certified by leading industry groups, including the Fenestration and Glazing Industry Alliance, formerly known as the AAMA. Appropriate accreditation indicates that a provider has gotten proper training in quality installation methods. Ensure installers are employees, not subcontractors, and verify that any technicians working on your home hold the right certifications.

Reputation

Spend time reading through online reviews, checking the Better Business Bureau (BBB), and asking for local references. Review customer feedback to confirm that a company delivers consistent quality workmanship and great service. Avoid companies with complaints of shoddy or unfinished work.

Process

A good provider will give you a detailed project plan, reasonable timeline, clear expectations, and an overview of all material and installation options. Avoid providers that offer vague quotes or timelines. Insist on continual contact throughout, so you aren't caught off guard once the work begins.

Warranties

Look into window installers that back their installations with warranties on labor and materials. This shows confidence in their work. Target companies with unlimited lifetime warranties that can pass to new homeowners.

Materials

Verify that your window provider works with long-lasting, durable brands, offers power-saving window options, and fits your budget. Look for window options with design flexibility, good energy ratings, and enhanced UV protection. Check whether the materials have their own manufacturer warranties.

Frequently Asked Questions About Window in Alum Rock, CA

In Alum Rock, the ideal time to install windows is during the winter when the temperatures are not as high, so the windows can seal and adjust properly. A good local window installer in Alum Rock will be able to tell you when the best time is to install windows on your home.

The best type of replacement window for your Alum Rock home will vary based on the age of your home, 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. Wood windows can provide a traditional look and appearance, while vinyl-framed windows tend to be popular in more modern homes. Fiberglass windows are also a popular choice, since they are energy efficient and durable.

Windows made from fiberglass, vinyl, or wood tend to last the longest, with some lasting more than 45 years. Vinyl windows are especially durable and low-maintenance, making them a great choice if you want windows that will last a long time. Adding more glazing can help reduce your heating and cooling bills in the long run. This is especially helpful during Alum Rock's hot summers.

It varies on your specific needs and budget, but generally it's advised 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 efficiency and can possibly save you money in the long run. This is important in Alum Rock, where the average energy bills are roughly $1,538 a year.

In some cases, you can replace 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 Alum Rock can reach an average high of 71, so you should think about energy-efficient windows that can protect from the heat. It's also important to measure correctly and understand the instructions for installation. Hiring a professional for your window replacement project will guarantee that everything is installed correctly.

Yes, many window companies provide financing options for their customers. Some installers offer low-interest or no-interest loans, although you may not qualify if your income is on the higher end, while other companies provide unique financing plans with agreements and conditions that vary depending on the project.

Window companies in Alum Rock typically offer a range of services, including measuring and installing new windows, repairing existing windows, swapping out window glass, and installing window treatments. They may also offer additional services such as weatherproofing or cleaning.

Other Alum Rock, CA Home Services

Loading map...