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Standard Sliding Glass Door Sizes

Whether you’re building a new house or remodeling, a sliding glass door is a great addition that brings the outdoors in and seamlessly allows fresh air and sunlight into your home. You may be surprised to learn that sliding glass doors come in a variety of sizes and configurations. But don’t worry, we’ll break down the nuances of each one so you can find the perfect size for your space.

At Glass Doctor, are equipped to help you pick out the best sliding glass door with the right measurements. From standard sliding glass door sizes to custom upgrades — like patterned glass — our technicians are here to help you select and install your panes.

Read on to learn how to choose the right size sliding glass door for your home as we discuss:

Not sure what type of glass door is right for you? Learn more about our glass door solutions.

What are Common Sliding Glass Door Sizes?

Glass Doctor image of patio sliding glass doors.

A standard sliding glass door is 80 inches tall with a width varying from 60 to 72 inches or larger, depending on the space. In most homes, doorframes are measured to a standard size to make door replacements easy.

Sliding glass doors typically consist of two sections — 1) a fixed glass panel and 2) a sliding glass panel — though, three-panel doors are also available.

You can explore other standard sliding glass door size options below to get a better idea of what works for your space.


Standard Two-Panel Sliding Glass Door Sizes Standard Three-Panel Sliding Glass Door Sizes Standard Four-Panel Sliding Glass Door Sizes
Width Height Width Height Width Height
60" 80" 108" 80" 144" 80"
60" 82" 108" 82" 192" 80"
60" 96" 108" 96" 144" 82"
72" 80" 144" 80" 192" 82"
72" 82" 144" 82" 144" 96"
72" 96" 144" 96" 192" 96"
96" 80"
96" 82"
96" 96"

Two-Panel Sliding Glass Door Sizes

Standard two-panel sliding glass doors are 80 inches tall and come in varying widths. The width of the door listed below refers to the entire width of the unit, not just the part you walk through. The actual door opening will be slightly less than half the width of the door.

Common widths for two-panel sliding glass doors are:

  • 60 inches, or 5 feet
  • 72 inches, or 6 feet
  • 96 inches, or 8 feet

Three-Panel Sliding Glass Door Sizes

Three-panel sliding glass doors are understandably much larger than two-panel sliding glass doors.

Standard widths for three-panel sliding glass doors are:

  • 108 inches, or 9 feet
  • 144 inches, or 12 feet

Four-Panel Sliding Glass Door Sizes

Standard four-panel sliding glass doors typically measure 144 or 192 inches wide and range from 80 to 96 inches in height. They offer a larger opening ideal for showcasing a a patio or deck. Like the three-panel design, the two center panels are usually fixed, with the outer panels sliding to create the entryway.

Sliding Glass Door Heights

Glass Doctor sliding glass doors on balcony.

Once you’ve landed on the right standard dimensions for sliding glass doors, it’s important to consider height. The last thing you want is a door that doesn’t fit in your room.

Outside of the 80 inch standard height for sliding glass doors, there are two other common sliding glass door height options:

  • 82 inches, or 6 feet 10 inches
  • 96 inches, or 8 feet

Sliding Glass Door Size vs. Cost

The total cost of a sliding glass door will vary based on several key factors:

  • Size (larger sizes are typically more expensive)
  • Materials (what the door and frame are made of)
  • Upgrades (textured, patterned or colored glass, and non-standard hardware)

Remember, the framing material and hardware can play a significant role in the cost of the door. In general, a standard sliding door size (80-in x 60-in) two-panel sliding glass door will be the most affordable option.

However, it’s important to remember that a sliding glass door is an investment. If you have any desire to add a larger or custom-built sliding glass door to your home, it’s better to do so now than to replace it in a couple years to avoid extra repairs.

Create Custom Sliding Patio Glass Doors with Glass Doctor

At Glass Doctor, we’re proud to offer custom glass solutions for sliding glass doors. Our local technicians frequently work with homeowners to replace existing sliding door glass panes and to repair the mechanisms that make them slide.

Glass doors, require safety, or tempered, glass. This type of glass is ideal for doors as it will not break into sharp, jagged pieces in the event of an accident.

Additionally, we encourage homeowners to consider:

  • Low-E glass that blocks harmful UV rays from damaging the carpet and furniture in your home
  • Insulated or double pane glass, for increased energy efficiency

Supplementary custom glass solutions include tinted or textured glass and units with internal blinds, which are all available via your local Glass Doctor.

Choose Glass Doctor for Sliding Glass Door Solutions

Whether you need help selecting, installing, repairing, or replacing a sliding glass door, our expert technicians are here to serve you.

Our standard sliding glass door sizes, custom glass solutions, and repair services will surely upgrade the look of your home. Call us today or schedule an appointment online to get started!

More to Know About Common Sliding Glass Door Sizes and Dimensions

There’s a lot more to know about sliding glass door sizes and dimensions. Read on for some of the most popular FAQ on the topic. If you have more questions, our team is always happy to assist.

Can sliding glass doors be custom-sized?

Yes, while there are standard sizes available, sliding glass doors can also be custom-made to fit your unique design requirement or space. Glass Doctor makes this easy!

How do I determine what size sliding glass door I need?

Measure the opening where the door will be installed, considering both the width and height. The number of panels and your available wall space will influence your best option.

Do more panels mean a wider sliding door?

Yes, adding more panels increases the overall width and is a way to bring in more light and create a larger opening to the outdoors.

How do I measure a sliding glass door?

It’s easy to measure a sliding glass door. We recommend following these steps:

  1. Measure the width: Start outside the glass door, measure horizontally across the door frame. Extend your tape measure from one side of the outer frame (brick, siding, or stucco) to the other. Take measurements at the top, middle, and bottom, and record the smallest value to ensure accuracy.
  2. Measure the height: Still outside, measure vertically from the bottom of the door sill to the top of the door frame or exterior wall material. Take measurements at multiple points (left, center, and right) and note the smallest measurement.
  3. Double-check inside measurements (optional): To be thorough, repeat width and height measurements inside the home, measuring the interior frame edges.
  4. Additional notes:
  • Take note of any trim or molding that may affect replacement door fit.
  • For multi-panel doors, measure each panel if necessary.
  • Accurate measurements are essential for ordering the correct door size and avoiding installation issues.

This method ensures precise dimensions of a standard sliding glass door for replacement or new sliding glass doors and is suitable for most sliding and French patio door styles.

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About Glass Doctor

Brick storefront with outdoor seating and floor to ceiling glass windows and door.
Established in 1962 with 270+ trusted locations, Glass Doctor provides complete glass repair, replacement, and installation services to residential, automotive, and commercial customers across North America. Glass Doctor is a subsidiary of the Neighborly® family of service franchises.
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