2023 Washington County 4-H Garden Exhibit Requirements and Guidelines for Washington County Fair All Washington County youth between the ages of 5 and 18 are welcome! Washington County Fair: August 26 & 27, 2023 Drop-off: Friday, August 25, 2023 12-3:00 p.m. at fairgrounds or dropped off at the UMaine Cooperative Extension in Machias by 4:00