What are the standard bathroom sink dimensions? The standard oval and round bathroom sinks have an average water depth are 5 to 8 inches and 16 to 20 inches in diameter. Standard rectangular sinks are 19 to 24 inches wide (left and right) and 16 to 23 inches long (front and back).
They also have a water depth of 5 to 8 inches. The bathroom sink dimensions must have 30 inches’ width and between 11 and 25 inches’ depth for ADA-compliant bathrooms.
The bathroom sink dimensions you get should match your purpose. Since you plan to invest a lot of money for this and want to use it for a long time, it is important to do things right. So let’s dive in!
Standard Bathroom Sink dimensions:
When it comes to bathroom sinks, there are many types of bathroom sinks on the market. Common types of bathroom sinks include countertop sinks such as drop-in sinks, under-counter sinks, container sinks, freestanding sinks, and wall sinks.
No matter what types of bathroom sinks you buy, some general dimensions apply to them. They are
Small sink size: Easy to wash hands.
Standard sink size: Large enough to meet normal bathing needs and morning rituals. We discussed the size and dimensions of standard bathroom sinks above.
Large sink size: It can be used to wash hair, wash clothes quickly, and even bathe babies or pets.
Learn more about the sizes and dimensions of different types of bathroom sinks below. You can choose to find the perfect size sink of any type you want.
Undermount Sink Sizes and dimensions:
Undermount Rectangular under-counter sinks are commonly used in bathroom vanity and countertop sinks. The width ranges from 16 inches to 24 inches and the depth ranges from 12 inches to 18 inches.
The actual size of the inner bowl will be 1 1/2 to 2 1/2 inches smaller than the entire perimeter of the sink.
These sizes do not mean that the actual size should be limited to the given numbers. But in general, your under-counter bathroom sink should not exceed 30 inches in width and 22 inches in depth.
Drop-in Sinks sizes and dimensions:
Drop-in or self-rim sinks are the easiest to install. That is why they are very popular because you can put them in the opening of the countertop. The size of the drop-in sink varies from similar to the undermount sink, with a width of 16 to 24 inches and a range of 12 to 20 inches from front to back.
The crimp that allows the sink to fall into the countertop opening also increases its overall size in these sinks.
Pedestal Sink Sizes and dimensions:
Pedestal sink size varies by model and requirements. The base sink does not have a cabinet or dresser. Therefore, it is very suitable for narrow spaces. The average size of a standard base sink is between 22 and 24 inches wide, 33 to 35 inches high, and 16 to 20 inches deep.
These are the average dimensions of the pedestal sink. However, there are also smaller pedestal sinks, such as 14-inch and 12-inch wide models for small bathrooms. The width varies between 19 inches and 24 inches.
Wall-mounted sink sizes and dimensions:
If you want to install a wall-mounted sink, you need to set up a separate tower to hold the necessities. The dimensions of the wall-mounted sink are shown below.
Width: 19 to 24 inches
Length: 16 to 23 inches
Depth: 5 to 10 inches
On the bright side, this is ideal if you want a sink that is deeper than usual. (Because there is no cabinet under the sink). You can wash your clothes, and you can even bathe your pet if you want. Generally, the overall dimensions of wall-mounted and pedestal sinks are approximately 22 to 24 inches wide and 6 to 8 inches deep.
Vessel sink sizes and dimensions:
If you want a fancy sink, a container sink will be ideal. The size of the circular vessel sink is between 14 and 20 inches in diameter and 4 to 7 inches deep. On the plus side, you can install a sink that is greater in length and width, but its depth is usually only four to five inches.
Therefore, it is only suitable for hand washing, facial care, etc. But sometimes a small sink can splash water onto the vanity.
Single Bathroom Sink Sizes and dimensions:
For a single bathroom sink, you must install a sink of at least 30 inches. This will also leave 4 to 5 inches of counter space.
If you choose a vertical sink or a wall-mounted sink with insufficient counter space, you can always add a tower sink nearby to increase storage space. Otherwise, you can choose a 36 to 48-inch dresser.
Double Bathroom Sink Sizes and dimensions:
When planning a master bathroom with two sinks, install a countertop that is at least 60 inches wide. However, 72 inches or more is preferred. Each side of the sink should be roomy so that they all have their own three to five inches.
There is enough distance between the two sinks. It should be at least 30 cm (30 cm), but not more than 76 cm (30 inches). When it comes to bathroom sink dimensions, especially single sinks and double sinks, it’s hard not to talk about the size of the vanity.
Corner Sink Sizes and dimensions:
Corner bathroom sinks are a proficient and space-saving type of sink. They are often used in corners of bathrooms. These are the least space-consuming types of bathroom sinks.
A 33 x 22-inch sink will be installed in the 36-inch corner sink base cabinet on each wall. If you have a larger cabinet base, such as 42 inches, you can install a 36 or 38 x 22-inch sink.
So, these were the bathroom sink dimensions along with types of bathroom sinks.