when i was in HS, they started a week after school ended, and continued through the entire summer, then after their season they got december off, and started lifting again in january, its pretty much all year long, that being said my HS's team was ranked in the country, as well as 3rd best school in the state, and #1 public school in the state when i was a senior, i played baseall tho, just had alot of friends who played