Youth ages 5-18 (as of January 1, current year) may enroll in the 4-H program at any time. However, to exhibit at the county or state fair, members must be enrolled in 4-H by the enrollment deadline set by the county of enrollment. (Please note: Clover Kids (members age 5-7) are not allowed to take shooting sports projects, horse or large livestock projects (animals weighing more than 350 lbs.).)State 4-H Project List4-H Pick Your Project Searchable Site4-H Membership and project enrollment is done via 4HOnline. No paper enrollment forms are used.