It's that time of year again! We are excited to have your student interested in participating in
athletics for the 2025-2026 school year.
Due to Arbiter purchasing the rights to Rschool, we need to update our registration process for athletics. Below you will find information on how to register with the new program.
Each Registrant needs the following:
Please follow these steps:
• If you are having trouble creating your account, receiving the activation email, or logging in, you may contact support at registration@arbitersports.com or call at 800-311-4060.
• Select the Athletic Registration program from the Crystal Lake South High School Registration Site.
• Once you have completed your registration, you will receive an email notification
confirming we have received your registration.
If you need assistance with your online registration, please reach out to Arbiter Registration Support at 800-311-4060 or registration@arbitersports.com.
| Date | Time | Event | Opponent | Location | Score | Game Summary | W/L | |
|---|---|---|---|---|---|---|---|---|
| 413902 | 03/18/26 | 06:30 PM | Game | Johnsburg High School |
Johnsburg High School | |||
| 412362 | 03/19/26 | 04:30 PM | Game | Harvard |
Crystal Lake South High School | |||
| 412345 | 03/20/26 | 04:30 PM | Game | Boylan Catholic |
Crystal Lake South High School | |||
| 412339 | 03/30/26 | 04:30 PM | Game | Woodstock |
Crystal Lake South High School | |||
| 418451 | 04/02/26 | 04:45 PM | Game | St. Viator |
Saint Viator High School | |||
| 413297 | 04/04/26 | 10:00 AM | Game | Lane Technical |
Kerry Wood Stadium | |||
| 416779 | 04/04/26 | 02:00 PM | Game | Chicago University and Lab Middle |
TBA | |||
| 370836 | 04/07/26 | 04:30 PM | Game | Central High School |
Crystal Lake South High School | |||
| 370840 | 04/08/26 | 04:30 PM | Game | Central High School |
Central High School | |||
| 370846 | 04/10/26 | 04:30 PM | Game | McHenry |
McHenry High School-Upper Campus | |||
| 412901 | 04/11/26 | 11:00 AM | Game | Grayslake Central |
Grayslake Central High School | |||
| 370851 | 04/13/26 | 04:30 PM | Game | McHenry |
Crystal Lake South High School | |||
| 370854 | 04/15/26 | 04:30 PM | Game | Huntley H.S. |
Crystal Lake South High School | |||
| 370858 | 04/17/26 | 04:30 PM | Game | Huntley H.S. |
Crystal Lake South High School | |||
| 412353 | 04/18/26 | 10:00 AM | Double Header | Grayslake North |
Crystal Lake South High School | |||
| 370867 | 04/20/26 | 04:30 PM | Game | Crystal Lake Central High School |
Crystal Lake Central High School | |||
| 370872 | 04/22/26 | 04:30 PM | Game | Crystal Lake Central High School |
Crystal Lake South High School | |||
| 370876 | 04/23/26 | 04:30 PM | Game | Dundee Crown |
Crystal Lake South High School | |||
| 370879 | 04/28/26 | 04:30 PM | Game | Dundee Crown |
Dundee-Crown High School | |||
| 370884 | 04/29/26 | 04:30 PM | Game | Hampshire |
Crystal Lake South High School | |||
| 370888 | 05/01/26 | 04:30 PM | Game | Hampshire |
Hampshire High School | |||
| 370897 | 05/04/26 | 04:30 PM | Game | Cary-Grove High School |
Cary-Grove High School | |||
| 370902 | 05/06/26 | 04:30 PM | Game | Cary-Grove High School |
Crystal Lake South High School | |||
| 370906 | 05/08/26 | 04:30 PM | Game | Jacobs |
Crystal Lake South High School | |||
| 412259 | 05/09/26 | 07:00 PM | Game | Lakes Community |
Wintrust Field | |||
| 370910 | 05/11/26 | 04:30 PM | Game | Jacobs |
Jacobs High School | |||
| 370914 | 05/13/26 | 04:30 PM | Game | Prairie Ridge High School |
Prairie Ridge High School | |||
| 413910 | 05/14/26 | 04:30 PM | Game | Belvidere |
Belvidere High School | |||
| 370920 | 05/15/26 | 04:30 PM | Game | Prairie Ridge High School |
Crystal Lake South High School | |||
| 416253 | 05/19/26 | 04:30 PM | Game | Kaneland |
Crystal Lake South High School | |||
| 412343 | 05/21/26 | 04:30 PM | Game | Richmond Burton (Rescheduled from 04-04-2026) |
Crystal Lake South High School | |||
| 413849 | 05/22/26 | 04:30 PM | Game | Woodstock North |
Crystal Lake South High School |
| Number | Name | Position | Grade |
|---|---|---|---|
| No Data Found. Please add a student. | |||
MON 5/12 |
TUE 5/13 |
WED 5/14 |
THU 5/15 |
FRI 5/16 |
SAT 5/17 |
| V- Away FSJV-Home vs. Cary-Grove 4:30 PM |
ALL- Practice 3-5:00 PM |
V- Away FSJV-Home vs. Jacobs 4:30 PM |
ALL- Practice 3-5:00 PM |
V- Home FSJV-Away vs. Jacobs 4:30 PM |
OFF |