| HSl Volleyball - Marissa Invitational Tournament |
| | All Day (MJSHS) (every day) |
| Boys' Reserve Golf vs. Granite City & Collinsville (away) |
| | 3:30 PM-6:30 PM |
| JH Softball and Baseball vs. Freeburg (home) |
| | 4:15 PM-6:15 PM (Marissa) |
| HSl Volleyball - Marissa Invitational Tournament |
| | All Day (MJSHS) (every day) |
| HS Cross Country @ Chester (2:30 bus) |
| | 4:00 PM-5:30 PM |
| Girls Golf vs. Freeburg & Belleville East (home) |
| | 4:00 PM-6:30 PM |
| HSl Volleyball - Marissa Invitational Tournament |
| | All Day (MJSHS) (every day) |
| Girls' Golf Pinckneyville Invitational (1:45 bus) |
| | 3:30 PM-6:00 PM |
| Boys' Varsity Golf @ Sparta (3:00 bus) |
| | 4:00 PM-6:30 PM |
| JH Softball and Baseball @ SPPS (2:45 bus) |
| | 4:15 PM-6:15 PM (Waterloo) |
| No School in Observance of Labor Day |
| | All Day |
| MJSHS School Pictures |
| | All Day |
| HS Cross Country - Marissa Invitational |
| | 4:00 PM-5:30 PM |
| Girls' Golf (Home) vs. Central, Freeburg, Red Bud, Carlyle, Columbia, & Lebanon |
| | 4:00 PM-6:30 PM |
| JH Softball and Baseball vs. Valmeyer (home) |
| | 4:15 PM-6:15 PM (Marissa) |
| HS Volleyball @ Dupo (4:15 bus) |
| | 5:30 PM-8:00 PM (Dupo) |
| FFA STAR Conference @ Rend Lake |
| | All Day |
| Boys' Varsity Golf vs. Freeburg & Gibault (home) |
| | 4:00 PM-6:30 PM |
| FFA Reporter's Workshop @ Rend Lake College |
| | 4:00 PM-6:00 PM |
| JH Softball and Baseball vs. New Athens (home) |
| | 4:15 PM-6:15 PM (Marissa) |
| HS Volleyball vs. Sparta (Home) |
| | 6:30 PM-8:30 PM (Marissa) |
| Girls' Golf vs. Waterloo, Red Bud, Central, & Steeleville (2:45 bus) |
| | 4:00 PM-6:30 PM |
| Boys' Reserve Golf vs. Columbia (home) |
| | 4:00 PM-6:30 PM |
| HS Volleyball @ Steeleville (4:15 bus) |
| | 5:30 PM-8:00 PM (Steeleville) |
| JH Softball and Baseball at Smithton (2:45 bus) |
| | 4:15 PM-6:15 PM (Smithton) |
| FFA Fair @ Waterloo |
| | All Day |
| Chester Popeye Parade |
| | 11:30 AM-1:30 PM |
| Boys' Golf vs. Okawville (home) |
| | 4:00 PM-6:30 PM |
| JH Softball and Baseball at Waterloo (2:45 bus) |
| | 4:15 PM-6:15 PM (Waterloo JH) |
| FFA Meeting |
| | 7:00 PM-9:00 PM |
| HS Cross Country @ Sparta (2:45 bus) |
| | 4:00 PM-5:30 PM |
| Girls' Golf vs. Steeleville, Trico, Chester, & Waterloo (home) |
| | 4:00 PM-6:30 PM |
| HS Volleyball vs. Valmeyer (home) |
| | 6:15 PM-8:15 PM (Marissa) |
| Boys' Reserve Golf - Belleville East Invitational (2:15 bus) |
| | 3:30 PM-6:30 PM |
| Girls' Golf vs. Okawville, Red Bud, Central, & Steeleville (2:45 bus) |
| | 4:00 PM-6:30 PM |
| JH Softball and Baseball at New Athens (3:15 bus) |
| | 4:15 PM-6:15 PM (New Athens) |
| Early Dismissal (11:35 Elementary, 11:45 High School) |
| | 11:35 AM-11:35 AM |
| Parent-Teacher Conferences |
| | 4:00 PM-8:00 PM |
| Boys' Varsity Golf vs. Valmeyer & Gibault (2:30 bus) |
| | 4:00 PM-6:30 PM |
| PTT Meeting |
| | 6:00 PM-7:00 PM |
| Parent-Teacher Conferences; No School |
| | 8:00 AM-11:30 AM |
| Girls' Golf vs. Steeleville, Waltonville, & Lebanon (Home) |
| | 4:00 PM-6:30 PM |
| Boys' Reserve Golf vs. Waltonville (home) |
| | 4:00 PM-6:30 PM |
| JH Softball and Baseball vs. SPPS (home) |
| | 4:15 PM-6:15 PM (Marissa) |
| Okawville Parade |
| | 2:00 PM-4:00 PM |
| HS Volleyball - Trico Invitational Tournament |
| | All Day (Trico) (every day) |
| Girls' Golf - Conference Tournament |
| | 9:00 AM-12:00 PM |
| HS Cross Country @ Nashville (2:30 bus) |
| | 4:00 PM-5:30 PM |
| Boys' Reserve Golf @ Okawville (3:00 bus) |
| | 4:00 PM-6:30 PM |
| JH Softball and Baseball at Valmeyer (2:45 bus) |
| | 4:15 PM-6:15 PM (Valmeyer) |
| School Board Meeting |
| | 7:00 PM-9:00 PM (the third Monday of every 1 month from 7:00 PM to 9:00 PM) |
| HS Volleyball - Trico Invitational Tournament |
| | All Day (Trico) (every day) |
| Boys' Golf vs. Lebanon & Wesclin (home) |
| | 4:00 PM-6:30 PM |
| HS Volleyball - Trico Invitational Tournament |
| | All Day (Trico) (every day) |
| Boys' Varsity Golf vs. Okawville & Mater Dei (2:30 bus) |
| | 4:00 PM-6:30 PM |
| Freshmen/JV Volleyball vs. Madison (home) |
| | 5:00 PM-7:00 PM (Marissa) |
| FFA Leadership Training School @ MJSHS Commons |
| | 6:00 PM-8:00 PM |
| JH Softball and Baseball SIJHSAA Regionals |
| | All Day (TBA) |
| Boys' Golf vs. Nashville & Steeleville (2:45 bus) |
| | 4:00 PM-6:30 PM |
| HS Volleyball Herrin Tournament |
| | 9:00 AM-3:00 PM (Herrin) |
| Boys' Varsity Golf Conference Tournament (7:00 a.m. bus) |
| | 9:00 AM-2:00 PM |
| Jostens Sophomore Ring Visit |
| | 2:30 PM-3:00 PM |
| Girls' Golf vs. Carbondale, Massac County, & Murphysboro (2:15 bus) |
| | 4:00 PM-6:30 PM |
| Boys' Reserve Golf vs. Mascoutah (home) |
| | 4:00 PM-6:30 PM |
| FFA Greenhand Workshop @ SIUC |
| | 5:00 PM-8:00 PM |
| HS Cross Country @ Pinckneyville (2:15 bus) |
| | 4:00 PM-5:30 PM |
| Girls' Golf vs. Althoff & Centralia (away) |
| | 4:00 PM-6:30 PM |
| Boys' Golf @ Red Bud (2:45 bus) |
| | 4:00 PM-4:30 PM |
| Jostens Parent Ring Information Night |
| | 4:30 PM-6:30 PM |
| HS Volleyball vs. New Athens (home) |
| | 5:30 PM-8:00 PM (Marissa) |