Standard vanity dimensions are typically between 18" – 72" wide. For a single vanity, the most popular widths are 24", 30", 36", 48", and for double vanities the most popular widths are 60" and 72", but start at 48". The standard depth of a vanity is typically around 20", but narrower options are available.
Standard Bathroom Vanity Size
Though they can range from 24 to 72 inches wide. In most cases, they come in widths divisible by 12 which would be 24, 36, 48, and so on. As for height, most vanities are 31 or 32 inches high. This is the most common counter height and is comfortable for people of most heights.
Clear floor space
NKBA designers recommend a 30″ clearance between the front edge of a fixture, such as a vanity or toilet, and any other fixture or wall. The building code allows for a minimum of 21″.
Double vanities are generally between 60 inches and 72 inches wide. For a guest bath, you likely need a single-sink vanity, which ranges in width from 18 to 48 inches.
72 inch vanities are among the largest, with a few people going up to 84 inches or larger when they have the space. You'll want to think about how much space you have to work with. Consider how each size of vanity (48, 60, 72 inches, etc.) will look in the space.
For a single vanity, the most popular widths are 24", 30", 36", 48", and for double vanities the most popular widths are 60" and 72", but start at 48". The standard depth of a vanity is typically around 20", but narrower options are available. The standard vanity height is 32", but ranges from 30" – 36".
Standard bathroom vanities are generally available in the following widths (presented here in inches): 24, 30, 36, 48, 60, and 72. When it comes to vanity heights, you won't find a standard height per se, but you will typically encounter vanities that average between 32 and 36 inches tall.
Double sink vanities, on the other hand, usually measure 60 to 72 inches. There are some 60 to 72 inch vanities that also come in a single sink version. The determining factor should be how you plan on using the space.
A 60” vanity space will allow for about 12” of counter space as well as a small 12” set of drawers in between the two sinks.
Standard Double Sink Vanity Sizes
There are also some standard sizes in the vanity world for single and double vanities. If you are going to have two sinks, experts recommend the following vanity sizes: 48 inches (much less common, but available with limited counter space)
Clearance: At least 24" of space is needed in front of a shower or tub entry. Leave at least 15" of space between the shower and toilet or other obstacle.
Instead, think about the overall size of your new bathroom and plan to install a vanity that will fit comfortably within it. Having a vanity that's too large in a smaller bathroom will make the entire room less functional and comfortable.
The distance from the centerline of a toilet and/or bidet to any bath fixture, wall, or other obstacle should be at least 18 inches. Code Requirement: A minimum distance of 15 inches is required from the centerline of a toilet and/or bidet to any bath fixture, wall, or other obstacle.
A bathroom vanity has a standard height of 30-36 inches, a depth of 20-21 inches and a wide variety of widths depending on the size of your bathroom.
Base cabinet size
To determine the maximum sink size for your base cabinet, measure the interior of your cabinet and subtract two to three inches from each dimension. A 36″ base cabinet can handle a 33″ sink at most; a 30″ cabinet should be fitted with a sink no larger than 27″ wide.
Kitchen cabinets and bathroom sink cabinets are not mutually exclusive, and can cross over if done correctly. Simply choose a kitchen cabinet then put a vanity tops on it to transform it into a bathroom vanity cabinet.
If you're building in your bath, you've got more flexibility with the depth of tiling around the edge. Make sure your door swings clear of your vanity and that you allow at least 100mm–200mm between a shower screen and vanity for cleaning.
Sellers expect that they will get at least a majority return on investment (ROI) on their upgrades while increasing the chances that their homes sell fast. If you are considering a bathroom upgrade to make your home marketable, a double sink is a good place to start.
Vanities come in a variety of sizes with the most common widths being 24", 30", 36", 48", 60" and 72". A 24" vanity is perfect for a powder room or guest bathroom with limited space while a 48" vanity may be suitable for a medium-sized bathroom.
Having double sinks is more convenient for sharing the bathroom. Having a single sink will offer more countertop space but you might also risk cluttering it.
In nearly all cases, the big answer is yes — you should attach your vanity to the wall. What's more, the vanity should be flush against the wall, with no space between the back and the wall itself. The reason for this is to hide and protect your plumbing.
However, as you may have noticed, many brands deliberately skew their sizes, based on the idea that people might feel better if the tag on the clothing says a size (or two or three) smaller than they wear in other brands. This is called vanity sizing.
'Inconsistent sizing can make you feel as if you're not in tune with your own body – it plays mind games – something that those who are struggling already with body confidence and eating disorders are plagued by.
If the top is on a free standing vanity (no walls on either side) the top should be 2” LONGER (B) than the vanity to allow for 1” overhang on each side.
One of the easiest ways to give your room a spacious look is to use lots of white — white tile, white paint, a white vanity and so on. This noncolor-color naturally recedes, making the space look bigger. It also reflects any available light, rather than absorbing it.