Measure up from the floor to a height of 42 inches and mark the wall lightly with a pencil.
Double rod closet height.
In a closet that has double closet rods the typical heights of the rods are between 38 40 inches to center from the floor on the lower rod and 76 80 inches to center from the floor on the upper closet rod.
In these cases the upper rod is usually installed at a height of 80 inches while the lower rod is positioned at 40 inches.
If installing a double rod closet system mount the top rod 81 inches above the floor.
If you are installing dual rods in the closet the hanging measurements and spacing changes.
Double rod closets are intended to be used for hanging shirts and pants which are generally less than 40 inches long.
Double rod systems put this extra space to use with an additional rod mounted a few feet below the top rod.
Another factor that will shift this height is if you choose to use a double rod system in your closet.
For a double rod closet the standard height of the top rod is 81 75 inches from the floor and the standard height of the bottom rod is 40 5 inches.
This is the location for the bottom hanging rod.
For a single rod closet the standard rod height is 66 5 inches.
Make this a full 80 1 4 inches above the ground which is high enough to hang two levels of clothing with 40 inches in between.