Eastern States Exposition Information and Forms ESE Dates: September 22 – 25, 2023 ESE Youth Working Steer Information Interested in Trying Out for the Big E? Eastern States Exposition Tryout Events July 8, 2023, Ossipee Valley Fair Teamsters Meeting @ 8:00 am. Show starts at 9:00 am. weigh in upon arrival July 23, 2023, Maine 4-H