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Shower Sizes (Bathroom Dimensions Guide)

Welcome to our shower sizes design guide including popular bathroom dimensions, and types of showers and bathtubs.Contemporary bathroom shower with carrara marble tileThe shower area is the most essential part of the bathroom and when it comes to investing on a new shower upgrades or remodeling your bathroom; one important factor to consider is knowing the standard size of a shower.

Standard Shower Sizes

This article aims to help you decide on what size of bathroom shower you can accommodate for your home, as well as other fixtures and details you may want to incorporate.

Square-shaped Shower

The smallest and most compact shower unit measures 32 x 32 inches; and can go up to 34 x 34 inches and 36 x 36 inches.

These types of shower can be installed in the corners of your bathroom and for bathroom which doesn’t have enough space, this square-shaped shower can also be installed along one wall.

Shower and Tub Combo

The most common and typical standard size for a shower and tub combo is 60 x 30 x 72 inches; this includes the measurements of the porcelain tub and the space around the tub’s basin which is required when installing a tub and shower combo. 

Usually, a shower and tub combo is installed having a glass shower enclosure for a much modern and clean look. Height of glass shower enclosure vary from 79 inches, 81 inches and 87 inches.

Stand-alone Shower Stall

For a stand-alone shower stall size, it usually vary based on the space to be allotted in the bathroom for the shower area.  The standard size for a shower area without the tub is 48 x 36 inches.  This size has a minimum space wherein it gives you more room to move around.

Shower Enclosures SizesBathroom with shower enclosure and freestanding tub

    • Standard sizes for Quadrant Shower Enclosures:
      • 5 x 27.5 inches
      • 5 x 31.5 inches
      • 5 x 35.5 inches
      • 4 x 39.4 inches
      • Note: There are two choices for the height of these Quadrant Shower Enclosures: 73 inches and 77 inches
    • Standard sizes for Offset Quadrant Shower Enclosure:
      • 4 x 31.5 inches
      • 3 x 31.5 inches
      • Height: 77 inches
    • Standard size for Neo Angle or Pentagon Shower Enclosure:
      • 5 x 35.5 inches x 77 inches (height)
  • Standard size for Square Shower Enclosure:
    • 5 x 27.5 inches
    • 5 x 31.5 inches
    • 5 x 35.5 inches
    • Note: There are two choices for the height of these Quadrant Shower Enclosures: 73 inches and 77 inches.
  • Standard size for Rectangular Shower Enclosure:
    • 4 x 31.5 inches
    • 3 x 31.5 inches
    • Height: 77 inches for both standard sizes

Shower Cabin Sizes

      • Standard size for Shower Cubicles:
        • 5 x 31.5 inches
        • 5 x 35.5 inches
        • 4 x 39.4 inches
        • There are different Height to choose from: 79 inches | 81 inches | 83 inches and 87 inches
  • Other sizes for Shower stalls:
    • 5 x 35.5 inches
    • 5 x 37.5 inches
    • 3 x 35.5 inches
    • Height variation: 85 inches and 87 inches

Steam Shower SizesLuxury bathroom with marble steam shower floating vanity with under cabinet lights

    • Standard size for Quadrant Steam Shower:
      • 5 x 35.5 inches
      • 5 x 37.5 inches
      • 38 x 38 inches
      • 39 x 39 inches
      • 4 x 39.4 inches
      • 3 x 47.3 inches
      • 2 x 51.2 inches
      • 59 x 59 inches
      • Height: 73 inches and 77 inches
    • Standard size for Square or Rectangular Steam Shower:
      • 3 x 35.5 inches
      • 59 x 33.5 inches
      • 67 x 33.5 inches
      • 67 x 35.5 inches
      • Height: 77 inches
  • Standard size for Offset Quadrant Steam Shower:
    • 3 x 35.5 inches
    • Height: 83 inches | 84 inches and 87 inches
  • Standard size for Round Steam Shower Enclosure:
    • 4 x 39.4 inches
    • Height: 89 inches
  • Standard size for Steam Shower Combo:
    • 5 x 35.5 inches
    • 38 x 38 inches
    • 39 x 39 inches
    • 4 x 39.4 inches
    • 3 x 33.5 inches
    • 3 x 47.3 inches
    • 2 x 51.2 inches
    • 59 x 59 inches
    • 59 x 33.5 inches
    • 67 x 33.5 inches
    • 67 x 35.5 inches
    • Height: 83 inches | 84 inches | 85 inches | 87 inches and 89 inches

Read more about different benefits of steam showers here.

Note: The most common thickness for glass enclosures is 3/8 inches, this type of glass is durable, safe, luxurious look yet very cost effective.  There are times that glass specifications can be ½ inch glass thick.

Standard shower base sizeShower Base Sizes

A shower base is often referred to as a “shower pan” but actually they don’t mean the same thing. 

A shower base is the structure installed underneath the shower itself; it is a substructure which is typically made of concrete that is slightly sloped to allow water to properly flow into the drain. 

With standard bases the drain is either located in the center or an offset drain hole.

Solid shower base surface can also be made of natural or cultured marble, tile laid over mortar base, acrylic, fiberglass; it can even be made of various types of metal such as cast iron or copper which are extremely durable and a very luxurious design concept.

Standard Rectangular Show BaseStandard bases are usually in the shape of a square or rectangle which ranges from 32 x 32 inches to 60 x 42 inches. 

For corner showers, the neo-angle base pans size range from 36 inches to 60 inches in diameter. 

Custom bases which are built-in-place and constructed with a waterproof membrane have made to order sizes.

Walk-In Shower Sizes

There are a lot of different sizes when it comes to walk in showers since it depends on the available space in your bathroom and your showering needs. 

Large master bathroom with walk in shower and rain shower headWalk in showers should be no less than a minimum size of 32 inches in length x 32 inches in width. 

The usual dimensions of a standard walk in shower are 34 inches x 34 inches, 36 inches x 36 inches and 42 inches x 36 inches; these sizes, of course vary depending on the size of the bathroom. 

A comfortable walk in shower size would have an average dimension of 48 inches x 36 inches and goes up to 48 inches x 48 inches to give a little bit of extra room. 

A large walk in shower can measure up to 60 inches x 36 inches and can accommodate a shower bench. The height of the shower vary depending on the ceiling height of your home; but typically the highest shower height should be 8 feet. 

Other walk in shower dimension are as follows:

  • 60 inches x 48 inches x 96 inches (height)
  • 66 inches x 66 inches x 90 inches (height)
  • 54 inches x 35 inches x 89 inches (height)
  • 71 inches x 47 inches x 88 inches (height)
  • 42 inches x 42 inches x 82 inches (height)

Standard Tub Shower Size

In general, the standard wall to wall bathtub will have a dimension of 60 inches long and 30 to 32 inches wide.

Free Standing Tub Shower Sizes

    • 60 inches long x 30 inches wide
    • 55 inches long x 27 inches wide
    • 72 inches long x 32 inches wide
    • Height: 24 inches

Free standing bathtubs as tubs which are not attached or connected to any walls or surfaces of the bathroom.  This type of bathtub require a large bathroom area in order to accommodate the size and weight of the tub.

Alcove Tub Shower Sizes

    • 60 inches long x 30 inches wide
    • 45 inches long x 30 inches wide
    • 72 inches long x 42 inches wide
    • Height: 15 inches

Bathroom with shower tub comboAlcove bathtubs is usually installed within a three wall enclosure, usually making them ideal for a shower combination design concept.

Drop in Bath Tub Sizes

    • 60 inches long x 30 inches wide
    • 45 inches long x 30 inches wide
    • 72 inches long x 32 inches wide
    • Height: 14 to 20 inches

Drop in tubs are very similar to the standard bathtubs and are usually installed connected to a wall in your bathroom, just like the alcove type bathtub; or can be installed in an open area incorporating it to a peninsula in the middle of the bathroom.

Under Mount Bathtub Sizes

    • 60 inches long x 30 inches wide
    • 45 inches long x 30 inches wide
    • 72 inches long x 32 inches wide
    • Height: 14 to 20 inches

Under mount bathtubs are very identical to a drop in bathtub; the only difference is that its rim is covered in a small deck made of stone or tile.  This stone or tile will help hide the tub’s rim during installation.

Corner Bathtub Sizes

    • 60 inches x 60 inches
    • 48 inches x 48 inches
    • 72 inches by 72 inches
    • Height: 22 inches

These corner bathtubs are often regarded as luxury bathtubs which are usually installed in the master bathrooms since these tubs are ideal for de-stress, meditation and calming soaks.

Walk-in Bathtub Sizes

    • 60 inches long x 30 inches wide
    • 48 inches long x 28 inches wide
    • 60 inches long x 36 inches wide

Walk in bathtubWalk-in bathtubs are a great option for those with mobility issues or for senior residents. 

This type of bathtub requires installation by a professionals since the bathtub needs to be installed higher than the typical bathtub. A walk in bathtub has special handrails and grips needs to be mounted to aid in keeping the users’ head above water and help users going in and out of the bathtub.

ADA Shower Size

The Americans with Disabilities Act (ADA) has laid out guidelines for the minimum dimensions of shower facilities for people with disabilities.

The ADA guidelines for a shower size:

ADA Transfer Shower –ADA guidelines require that showers must have an inside dimension of 36 inches x 36 inches. Thresholds in the transfer shower should have a high maximum of ½ inch above the finished bathroom floor.

There should be a 36 inches minimum opening at the entry of the shower. Mounted L-shaped seats should be placed no more than 3” from front entry and a back wall grab should be 18 inches from the control wall.  There should also be a 36 inches (wide) x 48 inches (long) minimum clearance from the control wall.

ADA Roll-in Shower – designed as a wheelchair accessible shower, ADA guidelines require a minimum inside shower dimension of 60 inches x 30 inches.

This would allow enough room for a wheelchair or shower chair.  Thresholds in the transfer shower should have a high maximum of ½ inch above the finished bathroom floor.  There should be a 60 inches minimum opening from top to bottom. 

Mounted L-shaped seats should be placed no more than 3” from front entry and a back wall grab should be 18 inches from the control wall.  There should also be a 30 inches (wide) x 60 inches (long) minimum clearance adjacent to the opening.

Size of a Two-person Shower

When designing a double shower, keep in mind that the width is more important as the shower area needs to be wide enough to accommodate two people taking a shower. 

You also need to consider the shape of your shower area and if you prefer an enclosed or open shower.  It is all about what makes the couple most comfortable and have enough space to move around freely.

Two of the most common two-person (double) shower sizes are 3 feet x 5 feet and 4 feet by 6 feet; or some are even a larger dimension depending on the space available.  The shower curb which keeps the water in the shower, should be at least 2 inches above the drain’s top but not more than 9 inches.

Shower Door Sizes

Shower door sizes is determined by the type of shower you want in your bathroom and it’s a matter of personal taste.

Most of the standard shower doors are between 22 and 36 inches wide and the average height of a shower door is 72 inches.  If the shower door’s width is more than 36 inches, an extra panel needs to be installed to support the weight of the door.

Most common width for shower doors are:

  • Standard Shower and Tub Combo: 60 inches width
  • Large Stand-alone Shower: 54 to 60 inches width
  • Small Stand-alone Shower: 42 to 48 inches
  • Other Common Shower Door Height:
    • 70 inches
    • 74 inches
    • 79 inches

Types of Shower DoorsModern guest bathroom with walk in shower glass door

Sliding Door and Bypass Door Style

    • Average width: 60 inches
    • Actual Walk-in door opening: 21 ¼ inches wide to 25 3/8 inches wide
    • Best door style for shower and tub combo, corner shower and alcove showers
    • Consist of two or more extra panels
    • This door type slides or roll on top and/or bottom mounted tracks.
    • Standard Sliding Shower Door Sizes:
      • 56 5/8 inches to 59 5/8 inches wide
      • 44 5/8 inches to 47 5/8 inches wide

Hinged and Pivot Shower Door

      • Average width: 48 inches
      • Actual Walk-in door opening: 26 ½ inches wide
      • Can be mounted with single or double hinges allowing door to open either inward or outward swinging 180°
      • Can be attached on one side of the door to a fixed panel or directly be mounted to the shower wall.
      • Recommended for narrow corner shower and alcove stand-alone shower
      • Standard Pivot Shower Door Sizes:
        • 39 1/8 inches to 44 inches wide
        • 27 5/16 inches to 31 1/8 inches wide
        • 43 1/8 inches to 48 inches wide

Standard Return Side Panel Sizes

        • 34 inches to 35 inches wide
        • 29 inches to 30 inches wide
        • 31 inches to 32 inches wide

Visit our gallery of the different types of shower doors here.

Average Shower Curtain Size

There are three standard shower curtain sizes that are sized to fit the average 60 inches bathtub:

  • 70 inches x 70 inches
  • 70 inches x 72 inches
  • 70 inches x 84 inches (Extra tall curtain)
  • 72 inches x 72 inches
  • 72 inches (wide) x 96 inches (length) Floor to ceiling shower curtain
  • 84 inches (wide) x 74 inches (length) Alternate bathtub shower curtain

A shower curtain which has proper full coverage should be twelve inches wider than the total bathtub length. 

Extra-long shower curtains can also come in these sizes: 72 inches x 84 inches and 78 inches x 78 inches.  For shower stalls, a narrower curtain comes in the range of 36 inches x 54 inches to 54″ x 78″.

In order to determine the right length of your shower curtains, measure the length from the curtain rod to the floor and subtract 2 inches from the total length.

Shower Liner Sizes

  • 54 inches x 78 inches
  • 70 inches x 72 inches
  • 70 inches x 84 inches (Extra long)
  • 72 inches x 84 inches (Extra long)
  • 144 inches x 72 inches (Extra wide)

Shower Bench Size

Shower benches can be incorporated when designing showers.  They make a great and functional feature for a bathroom.  The seat of the bench should be comfortable enough and at the same time should leave enough space for the shower area. 

The height of the shower bench should be 1 inch lower than the back of your knees.  ADA recommends 17 inches to 19 inches from the floor is the best shower bench height.

ADA also recommends depth should be a minimum of 15 inches to 16 inches from the seat wall, and the seat rear edge should have a maximum of 2 ½ inches. 

A corner L-shape seat usually require 14 inches to 15 inches seat depth.  A shower foot stool can be 10 inches to 13 inches minimum surface up to maximum of 15 inches.

Shelving and Niches

Shelving and niches are the perfect answer for that extra storage space you may need in your shower area, since it is convenient, functional and it doesn’t take up any space in your shower.  A good location for the shower niche is on a wall opposite or adjacent to the shower head.Custom walk in shower with wall niches

Shower Niche Sizes

  • 12 inches (wide) x 24 inches (height) with a shelf at the middle 12 inches high is the best size recommendation
  • Shower niche depth: 2.5 inches minimum to 3.5 inches maximum
  • Recommended standard position of niche should be at chest to eye-level; at around 48 inches to 60 inches high. Bathtub niche should be placed lower, this means placing it just a little higher than the tub.
  • Other shower niche dimensions:
    • 6 inches x 6 inches
    • 12 inches x 12 inches
    • 24 inches x 12 inches (Best Recommendation)
    • 35 inches x 12 inches
    • 47 inches x 12 inches

When renovating your bathroom, it is often practical to have your shower installed where your current shower is; rather than moving your shower’s location. You will need a very good contractor and shower door installer to achieve favorable results.

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