The top is the very crown highest point of the mattress.
How to measure a mattress height.
The critical thing is to consider the total height of your bed setup.
Otherwise only measure the height of the mattress itself.
Bunkie boards allow for a lower bed height since they measure only 1 1 2 to 2 1.
Measure in inches from the bottom where it rests on the box spring to the top of the mattress including any pillow top.
If necessary repeat for box spring.
If you re measuring for fitted sheets or a comforter and you have a padded mattress topper include the mattress topper in your measurement.
Next measure the width by seeing how long your bed is from the left edge straight across to the right edge.
Then use a measuring tape to measure the length of your bed from the top edge straight down to the bottom edge.
Pairing a thick mattress with a high foundation may make it difficult to get in and out of bed.
Measure from the bottom of the foundation not the floor to the top of the mattress.
Use a tape measure to determine the size of your mattress and box spring in inches.
Measure from the bottom to the top of your mattress to get the height.
The average height of a mattress plus foundation and frame is around 25 inches though it can be more or less depending on your height and personal preference.
Typical mattress pocket depths vary from 8 to 18 inches and box springs usually measure 8 to 12 inches deep.
How to measure bed height.
People often assume the upper seam is the top of the mattress it s not.