When is the last day of school in Illini Central CUSD 189?

The last day of school in Illini Central CUSD 189 is Thu, May 27, 2027, according to the district's published calendar.

How many schools are in Illini Central CUSD 189?

Illini Central CUSD 189 includes 4 schools across elementary, middle, and high school levels.

Where is Illini Central CUSD 189 located?

The Illini Central CUSD 189 district is headquartered in Mason City, IL. It serves Mason County County.

How many students are enrolled in Illini Central CUSD 189?

668 students attend schools in Illini Central CUSD 189.

Rural

Illini Central CUSD 189 — District Profile & Schools

Mason City, Illinois · Mason County

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Key Dates — Illini Central CUSD 189 School Calendar

The first day of school in Illini Central CUSD 189 is Wed, Aug 19, 2026, and the last day of school is Thu, May 27, 2027, according to the district's published calendar. Scheduled breaks include No School- Winter Break (Mon, Dec 21, 2026 to Fri, Jan 1, 2027), No School (Spring Break 29-31) (Mon, Mar 29, 2027), No School (Spring Break 1-2) (Thu, Apr 1, 2027).

First day of school: Wed, Aug 19, 2026
Last day of school: Thu, May 27, 2027
No School- Winter Break: Mon, Dec 21, 2026 to Fri, Jan 1, 2027
No School (Spring Break 29-31): Mon, Mar 29, 2027
No School (Spring Break 1-2): Thu, Apr 1, 2027
No School- Labor Day: Mon, Sep 7, 2026
No School: Mon, Sep 7, 2026
No School: Fri, Oct 9, 2026 to Mon, Oct 12, 2026
No School- Columbus Day: Mon, Oct 12, 2026
No School (Veterans Day): Wed, Nov 11, 2026
No School: Wed, Nov 11, 2026 to Fri, Nov 27, 2026
Time: TBA -Illini Central Varsity Boys Basketball OPEN (Bill Rucks Memorial Tourney) Away: Tue, Nov 24, 2026
No School- Thanksgiving: Thu, Nov 26, 2026
Time: TBA -Illini Central Varsity Girls Basketball OPEN (Hey Hi Holiday Tournament) Away: Wed, Dec 16, 2026 to Mon, Dec 21, 2026
No School: Mon, Dec 21, 2026 to Mon, Jan 18, 2027

668

Students

Schools

1 elem · 1 mid · 1 high

11.1:1

Student-Teacher

60 teachers

-1 - 12

Grades

Quick Facts

167

Avg. School Size

Total Staff

Illini Central CUSD 189 Calendar

449 events

Source

Fri, Aug 14

Event

MS Cross Country Practice

Fri, Aug 14

Event

MS Softball Practice

Fri, Aug 14

Event

HS Volleyball Practice

Fri, Aug 14

Event

Illini Central Middle School Boys Baseball Chester-East Lincoln Elementary School Home

Visit https://illinicentralcougars.org/main/event/scid/IL6266411963/eventid/81027029 for more information!

Sat, Aug 15

Event

Boys Middle School Baseball @ GREENVIEW ELEMENTARY SCHOOL

Sport: Baseball Level: Boys Middle School Team: Illini Central High School CUSD 189 Site: Greenview High School

Sat, Aug 15

Event

Illini Central Middle School Boys Baseball Greenview Jr/Sr School (IC Robin Roberts) Away

Visit https://illinicentralcougars.org/main/event/scid/IL6266411963/eventid/80127688 for more information!

Mon, Aug 17

Event

Illini Central Middle School Girls Softball Midwest Central Middle School Away

Visit https://illinicentralcougars.org/main/event/scid/IL6266411963/eventid/81027099 for more information!

Mon, Aug 17

Event

Girls Varsity Golf @ Lincoln H. S.

Sport: Golf Level: Girls Varsity Team: Illini Central High School CUSD 189 Site: Lincoln H. S. Subsite: Lincoln Elks Golf Course

Mon, Aug 17

Event

Girls 7/8th Softball @ Midwest Central Middle School

Sport: Softball Level: Girls 7/8th Team: Illini Central High School CUSD 189 Site: Midwest Central Middle School Subsite: Green Valley Park Softball Diamond

Mon, Aug 17

Event

Volleyball Media Day

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Data source: official Illini Central CUSD 189 website · How we verify this data