2021 (8/1/2020 – 7/31/2021) Birth Month :* Birth Date :* Birth Year :* Division : 2022 (8/1/2021 – 7/31/2022) Birth Month :* Birth Date :* Birth Year :* Division : Age groups are determined by a player’s age on April 30. Enter the player’s birth date above, then click ‘Compute’ for age group. The baseball year starts on August 1st.