BEGIN:VCALENDAR VERSION:2.0 PRODID:-//CalendarStates.com//School Calendar//EN CALSCALE:GREGORIAN METHOD:PUBLISH X-WR-CALNAME:O'Fallon Community Consolidated School District No. 90 2026– 2027 Calendar X-WR-CALDESC:Term dates\, breaks and no-school days for O'Fallon Community Consolidated School District No. 90\, Illinois. X-PUBLISHED-TTL:PT12H REFRESH-INTERVAL;VALUE=DURATION:PT12H BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-0-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20260810 DTEND;VALUE=DATE:20260811 SUMMARY:Teacher Institute Day — O'Fallon Community Consolidated School Di strict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-1-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20260811 DTEND;VALUE=DATE:20260812 SUMMARY:Teacher Institute Day — O'Fallon Community Consolidated School Di strict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-2-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20260812 DTEND;VALUE=DATE:20260813 SUMMARY:First Day of School — O'Fallon Community Consolidated School Dist rict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-3-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20260907 DTEND;VALUE=DATE:20260908 SUMMARY:No School - Labor Day — O'Fallon Community Consolidated School Di strict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-4-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20260911 DTEND;VALUE=DATE:20260912 SUMMARY:1st Quarter Jr. High Progress Reports Posted / D-F Notices Mailed — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-5-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261007 DTEND;VALUE=DATE:20261009 SUMMARY:Parent-Teacher Conferences — O'Fallon Community Consolidated Scho ol District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-6-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261008 DTEND;VALUE=DATE:20261009 SUMMARY:End of 1st Quarter — O'Fallon Community Consolidated School Distr ict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-7-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261009 DTEND;VALUE=DATE:20261010 SUMMARY:Teacher Institute Day (No student attendance) — O'Fallon Communit y Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-8-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261013 DTEND;VALUE=DATE:20261014 SUMMARY:No School - Columbus Day — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-9-2026@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261014 DTEND;VALUE=DATE:20261015 SUMMARY:No School — O'Fallon Community Consolidated School District No. 9 0 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-10-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261016 DTEND;VALUE=DATE:20261017 SUMMARY:1st Quarter Report Cards available in Skyward — O'Fallon Communit y Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-11-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261111 DTEND;VALUE=DATE:20261112 SUMMARY:No School - Veterans Day — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-12-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261113 DTEND;VALUE=DATE:20261114 SUMMARY:2nd Quarter Jr. High Progress Reports Posted / D-F Notices Mailed — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-13-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261125 DTEND;VALUE=DATE:20261128 SUMMARY:No School - Fall Break — O'Fallon Community Consolidated School D istrict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-14-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261219 DTEND;VALUE=DATE:20261220 SUMMARY:End of 2nd Quarter — O'Fallon Community Consolidated School Distr ict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-15-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20261221 DTEND;VALUE=DATE:20261222 SUMMARY:No School - Winter Break — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-16-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270104 DTEND;VALUE=DATE:20270105 SUMMARY:Teacher Institute Day (No student attendance) — O'Fallon Communit y Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-17-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270105 DTEND;VALUE=DATE:20270106 SUMMARY:School Resumes — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-18-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270113 DTEND;VALUE=DATE:20270114 SUMMARY:2nd Quarter Report Cards available in Skyward — O'Fallon Communit y Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-19-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270118 DTEND;VALUE=DATE:20270119 SUMMARY:No School - MLK Day — O'Fallon Community Consolidated School Dist rict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-20-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270129 DTEND;VALUE=DATE:20270130 SUMMARY:3rd Quarter Jr. High Progress Reports Posted / D-F Notices Mailed — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-21-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270211 DTEND;VALUE=DATE:20270212 SUMMARY:Parent-Teacher Conferences — O'Fallon Community Consolidated Scho ol District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-22-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270212 DTEND;VALUE=DATE:20270213 SUMMARY:No student attendance - Parent-Teacher Conferences — O'Fallon Com munity Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-23-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270215 DTEND;VALUE=DATE:20270216 SUMMARY:No School - Presidents' Day — O'Fallon Community Consolidated Sch ool District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-24-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270305 DTEND;VALUE=DATE:20270306 SUMMARY:End of 3rd Quarter — O'Fallon Community Consolidated School Distr ict No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-25-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270312 DTEND;VALUE=DATE:20270313 SUMMARY:3rd Quarter Report Cards available in Skyward — O'Fallon Communit y Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-26-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270325 DTEND;VALUE=DATE:20270326 SUMMARY:4th Quarter Jr. High Progress Reports Posted / D-F Notices Mailed — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-27-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270326 DTEND;VALUE=DATE:20270403 SUMMARY:No School - Spring Break — O'Fallon Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-28-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270520 DTEND;VALUE=DATE:20270521 SUMMARY:Last Day of Attendance of 4th Quarter — O'Fallon Community Consol idated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-29-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270527 DTEND;VALUE=DATE:20270528 SUMMARY:Last Day of Attendance (If All Emergency Days Are Used) — O'Fallo n Community Consolidated School District No. 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT BEGIN:VEVENT UID:o-fallon-community-consolidated-school-district-no-90-30-202@calendarst ates.com DTSTAMP:20260825T000000Z DTSTART;VALUE=DATE:20270531 DTEND;VALUE=DATE:20270601 SUMMARY:Memorial Day — O'Fallon Community Consolidated School District No . 90 DESCRIPTION:O'Fallon Community Consolidated School District No. 90 2026–2 027 school calendar. Source: https://calendarstates.com/illinois/o-fallon- community-consolidated-school-district-no-90/ URL:https://calendarstates.com/illinois/o-fallon-community-consolidated-sch ool-district-no-90/ TRANSP:TRANSPARENT END:VEVENT END:VCALENDAR