T Ball: 4-6 yrs

Baseball
Baseball League Age is determined by the player's age on August 31st of the current calendar year.
A: 5-7 yrs
AA: 7-9 yrs
AAA: 9-11 yrs
Majors: 10-12 yrs
Juniors: 13 -14yrs
Seniors: 13-16 yrs

Softball
Softball League Age is determined  by the player's age on December 31st of the previous calendar year. 
Junior Minors: 5 1/2 -7 yrs
Minors: 8-12 yrs
Majors:11-12 yrs
Juniors: 13-14