There are a few factors that determine these standard depths.
Typical bar counter depth.
Average bar overhang is between 8 and 12 inches for leg room.
The standard depth for a kitchen island without a breakfast bar is 27 inches deep.
The top bar is around 18 to 24 deep and the bottom where the bartender works is usually 22 to 26 inches with a total depth of 28 to 38 inches.
Bar counter depth can range from 16 to 20 inches deep depending on your preference.
The total height of a bar is 42 to 45 inches and 36.
What factors determine the standard depths of countertops.
The standard depth of wet bar countertop takes a couple of factors into consideration.