BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//CalendarStates.com//School Calendar//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:Arlington Heights School District 25 2026–2027 Calendar
X-WR-CALDESC:Term dates\, breaks and no-school days for Arlington Heights S
 chool District 25\, Illinois.
X-PUBLISHED-TTL:PT12H
REFRESH-INTERVAL;VALUE=DURATION:PT12H
BEGIN:VEVENT
UID:arlington-heights-school-district-25-0-20260817-institute-da@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20260817
DTEND;VALUE=DATE:20260818
SUMMARY:Institute Day — Arlington Heights School District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-1-20260818-institute-da@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20260818
DTEND;VALUE=DATE:20260819
SUMMARY:Institute Day — Arlington Heights School District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-2-20260819-teaming-day@calendarsta
 tes.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20260819
DTEND;VALUE=DATE:20260820
SUMMARY:Teaming Day — Arlington Heights School District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-3-20260820-first-day-of@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20260820
DTEND;VALUE=DATE:20260821
SUMMARY:First Day of School — Arlington Heights School District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-4-20260907-labor-day---@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20260907
DTEND;VALUE=DATE:20260908
SUMMARY:Labor Day - All Schools Closed — Arlington Heights School Distric
 t 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-5-20260921-non-attendan@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20260921
DTEND;VALUE=DATE:20260922
SUMMARY:Non-Attendance Day - All Schools Closed — Arlington Heights Schoo
 l District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-6-20261021-middle-schoo@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261021
DTEND;VALUE=DATE:20261022
SUMMARY:Middle School 1st Quarter Ends — Arlington Heights School Distric
 t 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-7-20261022-parent-teach@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261022
DTEND;VALUE=DATE:20261023
SUMMARY:Parent/Teacher Conferences - Staff Only — Arlington Heights Schoo
 l District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-8-20261023-parent-teach@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261023
DTEND;VALUE=DATE:20261024
SUMMARY:Parent/Teacher Conferences - Staff Only — Arlington Heights Schoo
 l District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-9-20261030-middle-schoo@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261030
DTEND;VALUE=DATE:20261031
SUMMARY:Middle School Progress Reports — Arlington Heights School Distric
 t 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-10-20261103-election-da@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261103
DTEND;VALUE=DATE:20261104
SUMMARY:Election Day - All Schools Closed — Arlington Heights School Dist
 rict 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-11-20261113-elementary-@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261113
DTEND;VALUE=DATE:20261114
SUMMARY:Elementary 1st Trimester Ends — Arlington Heights School District
  25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-12-20261120-elementary-@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261120
DTEND;VALUE=DATE:20261121
SUMMARY:Elementary Progress Reports — Arlington Heights School District 2
 5
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-13-20261123-non-attenda@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261123
DTEND;VALUE=DATE:20261124
SUMMARY:Non-Attendance Day - All Schools Closed — Arlington Heights Schoo
 l District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-14-20261124-non-attenda@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261124
DTEND;VALUE=DATE:20261125
SUMMARY:Non-Attendance Day - All Schools Closed — Arlington Heights Schoo
 l District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-15-20261125-non-attenda@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261125
DTEND;VALUE=DATE:20261126
SUMMARY:Non-Attendance Day - All Schools Closed — Arlington Heights Schoo
 l District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-16-20261126-thanksgivin@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261126
DTEND;VALUE=DATE:20261127
SUMMARY:Thanksgiving Day - All Schools Closed — Arlington Heights School 
 District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-17-20261127-non-attenda@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261127
DTEND;VALUE=DATE:20261128
SUMMARY:Non-Attendance Day - All Schools Closed — Arlington Heights Schoo
 l District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-18-20261221-winter-brea@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20261221
DTEND;VALUE=DATE:20270101
SUMMARY:Winter Break - All Schools Closed — Arlington Heights School Dist
 rict 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-19-20270101-winter-brea@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270101
DTEND;VALUE=DATE:20270102
SUMMARY:Winter Break - All Schools Closed — Arlington Heights School Dist
 rict 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-20-20270104-school-impr@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270104
DTEND;VALUE=DATE:20270105
SUMMARY:School Improvement Day - Staff Only — Arlington Heights School Di
 strict 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-21-20270115-middle-scho@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270115
DTEND;VALUE=DATE:20270116
SUMMARY:Middle School 2nd Quarter Ends — Arlington Heights School Distric
 t 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-22-20270118-martin-luth@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270118
DTEND;VALUE=DATE:20270119
SUMMARY:Martin Luther King Jr. Day - All Schools Closed — Arlington Heigh
 ts School District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-23-20270122-middle-scho@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270122
DTEND;VALUE=DATE:20270123
SUMMARY:Middle School Progress Reports — Arlington Heights School Distric
 t 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-24-20270212-parent-teac@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270212
DTEND;VALUE=DATE:20270213
SUMMARY:Parent/Teacher Conferences - Staff Only — Arlington Heights Schoo
 l District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-25-20270223-election-da@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270223
DTEND;VALUE=DATE:20270224
SUMMARY:Election Day - All Schools Closed — Arlington Heights School Dist
 rict 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-26-20270226-elementary-@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270226
DTEND;VALUE=DATE:20270227
SUMMARY:Elementary 2nd Trimester Ends — Arlington Heights School District
  25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-27-20270305-elementary-@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270305
DTEND;VALUE=DATE:20270306
SUMMARY:Elementary Progress Reports — Arlington Heights School District 2
 5
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-28-20270319-middle-scho@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270319
DTEND;VALUE=DATE:20270320
SUMMARY:Middle School 3rd Quarter Ends — Arlington Heights School Distric
 t 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-29-20270322-spring-brea@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270322
DTEND;VALUE=DATE:20270327
SUMMARY:Spring Break - All Schools Closed — Arlington Heights School Dist
 rict 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-30-20270402-middle-scho@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270402
DTEND;VALUE=DATE:20270403
SUMMARY:Middle School Progress Reports — Arlington Heights School Distric
 t 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-31-20270406-school-impr@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270406
DTEND;VALUE=DATE:20270407
SUMMARY:School Improvement Day (Election Day) - Staff Only — Arlington He
 ights School District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-32-20270528-school-impr@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270528
DTEND;VALUE=DATE:20270529
SUMMARY:School Improvement Day - Staff Only — Arlington Heights School Di
 strict 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-33-20270531-memorial-da@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270531
DTEND;VALUE=DATE:20270601
SUMMARY:Memorial Day - All Schools Closed — Arlington Heights School Dist
 rict 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-34-20270603-last-day-of@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270603
DTEND;VALUE=DATE:20270604
SUMMARY:Last Day of School — Arlington Heights School District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:arlington-heights-school-district-25-35-20270604-records-day@calendarst
 ates.com
DTSTAMP:20260825T000000Z
DTSTART;VALUE=DATE:20270604
DTEND;VALUE=DATE:20270605
SUMMARY:Records Day - Staff Only — Arlington Heights School District 25
DESCRIPTION:Arlington Heights School District 25 2026–2027 school calenda
 r. Source: https://calendarstates.com/illinois/arlington-heights-school-di
 strict-25/
URL:https://calendarstates.com/illinois/arlington-heights-school-district-2
 5/
TRANSP:TRANSPARENT
END:VEVENT
END:VCALENDAR