Standard measurement does not include the countertop so.
Minimum bathroom counter depth.
The 24 to 48 inch vanities hold only a single sink.
Once inside the bathroom you will need a minimum of 21 inches of space in front of the toilet sink tub or bidet and 24 inches of clear space in front of a shower.
The adaag states that mirrors need to be mounted with the bottom edge of the reflecting surface no higher than 40 inches above the floor with the top edge at a minimum of 74 inches from the floor.
This can also change based on different factors but as with kitchen countertops the standard depth of bathroom countertops will help you maximize space.
Be sure to include allowances for fillers if you plan on using them.
17 to 24 inches.
The vanity top should be 1 inch wider and 1 inch deeper than the vanity cabinet.
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.
When the reach depth is over 20 inches deep a reach range of 44 inches applies.
Showers are required to have a minimum of 1 024 square inches which is 32 by 32 inches 81 by 81 centimeters of interior space although it s best to aim for at least 36 by 36 inches 91 by 91 centimeters.
Kitchen counters and bathroom counters have different dimensions.
A linear foot is 12 by 25 inches in this case since the standard counter depth for kitchens is 25 inches.
This height allows for storage inside the counter and it places the sink bowl at an accessible height for the average adult.
While the size of the countertop has more affect on the size of the sink bowl the height affects the depth of the sink bowl.
Measure the width and depth of the vanity cabinet.
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.
Standard depth of a modern bathroom vanity is 21.
As mentioned the standard depth for countertops in the bathroom will be different from that of kitchen countertops.
Most bathroom countertops are 34 to 36 inches high a standard for kitchen countertops as well.
This addresses the question regarding standard depth of a vanity minus the countertop.
If you re purchasing a vanity without a top you ll also need to measure for the countertop.
The most preferred bathroom vanity sizes are 24 30 36 and 48 inches width for single sink bathroom vanities and 60 and 72 inches for double sink bathroom vanities.
Standard bathroom countertops are between 19 to 22 inches deep.
The countertop industry needs to start somewhere for selling products to a broad audience and that somewhere is the linear foot by which they sell their countertops.
Standard bathroom vanity depth is 21 inches and standard height is 32 and 36 inches.