58 inches either male of female. There is also a weight requirment based on height. If you don't make weight they can tape you to make sure your body is proportioned properly.
The minimum height requirement for the U. S. Marines is 60" (5 feet) or 152 centimeters. You must also pass the Marine Corps Initial Strength Test for which the minimum standards are:
2 pull ups
35 sit ups (2 minutes)
And a 1. 5 mile run in 13:30
Minimum Height is 58 inches, minimum weight is 96 pounds maximum weight varies by age of the individual. Air Force is 5' I believe, may be off by an inch or two. Can't be taller than 6'5" in almost anything.