Home
Calendars
Guides
Suburban

Arbor Park SD 145 — District Profile & Schools

Oak Forest, Illinois · Cook County

Sync Arbor Park SD 145's calendar to your phone — PA days, breaks, holidays, and more. $29.99/year. Get started

WebsiteSchool Rankings

Key Dates — Arbor Park SD 145 School Calendar

The first day of school in Arbor Park SD 145 is Tue, Sep 8, 2026, and the last day of school is Fri, Jun 11, 2027, according to the district's published calendar. Scheduled breaks include Thanksgiving Break (Tue, Nov 24, 2026 to Fri, Nov 27, 2026), Winter Break (Mon, Dec 21, 2026 to Fri, Jan 1, 2027), Spring Break (Sun, Mar 28, 2027 to Sat, Apr 3, 2027).

First day of school
Tue, Sep 8, 2026
Last day of school
Fri, Jun 11, 2027
Thanksgiving Break
Tue, Nov 24, 2026 to Fri, Nov 27, 2026
Winter Break
Mon, Dec 21, 2026 to Fri, Jan 1, 2027
Spring Break
Sun, Mar 28, 2027 to Sat, Apr 3, 2027
Independence Day (Observed)
Fri, Jul 3, 2026
Independence Day
Sat, Jul 4, 2026
Labor Day
Mon, Sep 7, 2026
Columbus Day
Mon, Oct 12, 2026
Veteran's Day
Wed, Nov 11, 2026
Thanksgiving Day
Thu, Nov 26, 2026
Christmas Day
Fri, Dec 25, 2026
New Year's Day
Fri, Jan 1, 2027
Holiday
Mon, Jan 4, 2027
M.L. King's Birthday
Mon, Jan 18, 2027
1,111
Students
4
Schools
3 elem · 1 mid · 0 high
12.2:1
Student-Teacher
91 teachers
-1 - 8
Grades

Quick Facts

278
Avg. School Size
192
Total Staff

Arbor Park SD 145 Calendar

32 events

Fri, Jul 3

Holiday

Independence Day (Observed)

Sat, Jul 4

Holiday

Independence Day

Sep 1 - 2

PD Day

Teacher Institute

Tue, Sep 1

PD Day

Teacher Institute Day

Wed, Sep 2

PD Day

Teacher Institute

Professional Development Day

Wed, Sep 2

PD Day

Teacher Institute Day

Mon, Sep 7

Holiday

Labor Day

Tue, Sep 8

Event

First Day of School

Mon, Oct 12

Holiday

Columbus Day

Wed, Nov 11

Holiday

Veteran's Day

Need help subscribing? See our guides for Google Calendar, Apple Calendar, or Outlook.

Data source: official Arbor Park SD 145 website · Last verified May 20, 2026 · How we verify this data

Contact

Address
17301 Central Ave
Oak Forest, IL 60452
Phone
(708)687-8040

Staff & Students

Teachers (FTE)
91
Total Staff
192
Data Source
NCES Common Core of Data
School Year 2023-24

Frequently Asked Questions about Arbor Park SD 145

The first day of school in Arbor Park SD 145 is Tue, Sep 8, 2026, according to the district's published calendar.

More Illinois School District Calendars

Chicago Public Schools Dist 299
Chicago, IL school calendar
SD U-46
Elgin, IL school calendar
Rockford SD 205
Rockford, IL school calendar
Indian Prairie CUSD 204
Aurora, IL school calendar
Plainfield SD 202
Plainfield, IL school calendar
CUSD 300
Algonquin, IL school calendar
Naperville CUSD 203
Naperville, IL school calendar
Schaumburg CCSD 54
Schaumburg, IL school calendar

Calendar Guides

Google Calendar Guide
How to subscribe, sync, and troubleshoot
Apple Calendar Guide
iPhone, iPad, and Mac setup steps
Outlook Calendar Guide
Subscribe on web, desktop, and mobile
Calendar Glossary
ICS, webcal, CalDAV, and more explained