About Us

smiling students in science class

Virgil I. Grissom Middle School serves sixth through eighth grade students in Tinley Park, IL.

Our school strives to provide a dynamic and supportive learning environment that encourages a lifelong love of learning, a commitment to good character, and a dedication to service.

Mascot: Patriots
School Colors: Red, White, and Blue
First Opened: 1975

2021-22 School Hours

School Year Office Hours 7:30 a.m. - 4:00 p.m.
Summer Office Hours

8:00 a.m. - 3:00 p.m.
(During the summer, we are closed for lunch from 12:00 -1:00 pm. Our offices are also closed on all Fridays in July and the first Friday in August.)

Students 8:45 a.m. - 3:16 p.m.
Band

7:35 a.m.

Activity Dismissal 4:10 p.m. 

2021-22 Bell Schedule

(Students may enter the building at 8:35 am)

Regular Schedule:

Period: Time:
1st

  8:45 a.m. - 9:16 a.m.

2nd

  9:19 a.m. - 9:50 a.m.

3rd

  9:53 a.m. - 10:24 a.m.

Advisory

10:27 a.m. - 10:47 a.m.

4th

10:50 a.m. - 11:21 a.m.

5th

11:24 a.m. - 11:55 a.m.

6th

11:58 a.m. - 12:29 p.m.

7th

12:32 p.m. - 1:03 p.m.

8th

  1:06 p.m. - 1:37 p.m.

9th

  1:40 p.m. - 2:11 p.m. 

10th   2:14 p.m. - 2:45 p.m. 
11th   2:45 p.m. - 3:16 p.m. 

Half-Day Schedule:

Period: Time:
1st

  8:45 a.m. - 9:00 a.m.

2nd

  9:03 a.m. - 9:18 a.m.

3rd

  9:21 a.m. - 9:36 a.m.

4th

  9:39 a.m. - 9:54 a.m.

5th

  9:57 a.m. - 10:12 a.m.

6th

10:15 a.m. - 10:30 a.m.

7th

10:33 a.m. - 10:48 a.m.

8th

10:51 a.m. - 11:06 a.m.

9th

11:09 a.m. - 11:24 a.m.

10th

11:27 a.m. - 11:42 a.m. 

11th 11:45 a.m. - 12:00 p.m. 

Important Phone Numbers

Grissom Middle School 708-429-3030
District Office 708-532-6462
Special Services 708-532-8537
Transportation 708-532-8539