Next Booster Meeting - Monday, May 5 @ 6 pm

Crystal Lake South High School Booster Club
  • Home
  • Business Supporters
  • Dine out Nights
  • Documents
  • Giving back to CLS
  • Important Dates
  • Spirit Wear
  • Trivia Night
  • Volunteer Opportunities
  • More
    • Home
    • Business Supporters
    • Dine out Nights
    • Documents
    • Giving back to CLS
    • Important Dates
    • Spirit Wear
    • Trivia Night
    • Volunteer Opportunities
Crystal Lake South High School Booster Club
  • Home
  • Business Supporters
  • Dine out Nights
  • Documents
  • Giving back to CLS
  • Important Dates
  • Spirit Wear
  • Trivia Night
  • Volunteer Opportunities

STar 105.5 and MCC's visit Friday Night Lights


    Thank you Dance Team! The CL Chick-FIL-A looks Fantastic

    Distribution Days

    Fundraiser at The Freeze

    Prom and Graduation 2024

      Trivia Night 2024

      Crystal Lake South High School Booster Club Gallery of Volunteers

        Videos

        CLS on TV

        FOX 32 Chicago

        September 29, 2023

        CLS Boys Soccer Win State

        What an accomplishment!  Congrats!  We are so proud of you!

        Friday Night Lights

        So much fun on a Friday Night

        Once a Gator...Always a Gator

        Marching Band

        Star Wars

        Crystal Lake South Band and Choir Perform For Veterans

        Crystal Lake South High School Booster Club Gives back

        Band

        Baseball

        The band is an important part of CLS.  The boosters provided funding to purchase new instruments for the super talented students.

        Baseball

        Baseball

        The athletic team is so exciting to watch!  The boosters provided wall padding and uniforms.

        Basketball Shooting Machine

        Practice produces great results.  The 23-24 made it to Sectionals this year.  The boosters provided money for a shooting machine.

        Boy's Soccer

        The boosters purchased a subscription to The Chicago land Soccer coverage for the State Champions!

        CLS Engaged

        The admins recognize outstanding students for their CLS engaged program.

        The boosters provide financial assistance to assist fund this program.

        Color Guard

        The color guard team is growing!

        The boosters were able to help the growth of the team by donating money toward uniforms and flags.

        Davis Speed Center

        All of the teams benefit from the service to help them train for their sport.

        Hudl

        When you cannot be at the game, you can watch it on Hudl.  The subscription also includes editing of the film.

        Power lifting

        Looking great in your new singlets.  The boosters also provided transportation to and from meets!

        Spring Play Matlida

        The amazing and talented students performed the Roald Dahl.  The boosters provided the funding for the cast to fly to new heights!

        Ski Club

        What an awesome opportunity for these students. 

        The boosters provided the group with a donation so they could enjoy a fun day at the slopes.

        Spanish Club

        The Spanish Club put on a night to remember with a Spring Fling.  The boosters help to enhance this annual event.

        Scholarships

        Scholarships

        Scholarships

        The Boosters annually present scholarships to individuals that show that CLS is a great place to be!

        Speech Team

        Scholarships

        Scholarships

        What a fantastic group!  The boosters provided the fees so the participants could attend a tournament. 

        Crystal Lake South High School Booster Club

        1200 S. McHenry Avenue, Crystal Lake, Illinois 60014, United States

        Copyright © 2025 Crystal Lake South High School Booster Club - All Rights Reserved.

        Powered by

        Announcement

        We hope you will join us at the Booster Meetings!

        Learn more

        This website uses cookies.

        We use cookies to analyze website traffic and optimize your website experience. By accepting our use of cookies, your data will be aggregated with all other user data.

        Accept