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Registration and Parent Volunteers

Registration for 2023 season will open next winter. 

If you're interested in volunteering, please sign up here or send an email to We're looking for:

  • MTLL board members (to start this fall) 
  • Committee members (to start this fall) 
  • Concessions Coordinator for the 2023 season
  • League Directors for the 2023 season
  • Coaches for the 2023 season

Mequon-Thiensville Little League Overview

MTLL is dedicated to providing recreational baseball and softball programs to our local area youths.  Programs are grade-based,  running from K4 through 9th grade. 

We currently offer five baseball leagues:
Rookie Baseball (K4, K5) played on Monday and Wednesday at 5:30pm
Low Minor Baseball  (1st, 2nd) played on Tuesday and Thursday at 5:30pm
High Minor Baseball  (3rd, 4th) played on Monday & Wednesday at 5:30pm
Major Baseball  (5th & 6th) played on Tuesday and Thursday (additional games / dates possible)
Junior Baseball  (7th, 8th, 9th) played on Monday and Wednesday (additional games / dates possible)

We currently offer five softball leagues:
Rookie Softball (Ages 5 & 6) played on Monday and Thursday
AA Softball (Ages 7 & 8) 
AAA Softball (Ages 9 & 10)
Majors Softball (Ages 11 & 12)
Seniors Softball (Ages 13 & 16)                                                      

Practices and games are conducted at various school and city parks around Mequon and Thiensville.  Interleague games may  be played at local organization's fields.

MTLL is a VOLUNTEER organization overseen by a Board of Directors.  Board meetings are held monthly.  MTLL is a non-profit organization operating under Section 501(c)(3) of the Internal Revenue Code.

2022 Heat Tournament Information


    Mequon-Thiensville Little League

    PO Box 633  
    Mequon, WI  53092