There is no height difference. A softball mound is not raised like a baseball mound.
it depends on what division
43ft as of this year
The distance from the pitchers mound to home plate (the back of home plate to the front of the pitchers plate) is 43 feet. It was recently moved back from 40 feet to help both the pitcher and the batter with the transition to college ball (which is also 43 feet).
The pitchers mound is 40 feet from home plate with younger girl, 43 feet for older girls.
Measure from the front edge of the pitching rubber to the back tip of home plate.
the distane from home plate to the pichers mound in 15 year old softball is 40 feet