Open Registrations
City League
City League serves players from 4k through 6th Grade
Grades: Pre-K to 5th
Chaos League (14u)
14u Travel Registration
11th Annual MoTown Throwdown
Get ready for a weekend of fun and friendly competition at the 2026 Motown Throwdown!
Travel League
The Mayhem Travel Softball League is a competitive extension of Mosinee Youth Girls Softball, offering players the opportunity to develop their skills beyond the local City League.