Question 1

Where can I find Collinsville High School's school calendar?

Accepted Answer

You can view and subscribe to Collinsville High School's complete 2025-26 school calendar on this page. Add it directly to Google Calendar, Apple Calendar, or Outlook.

Question 2

What grades does Collinsville High School serve?

Accepted Answer

Collinsville High School serves grades 9-12 with approximately 1,966 students enrolled for the 2024-25 school year.

Question 3

Is Collinsville High School a public, charter, or private school?

Accepted Answer

Collinsville High School is a public school in the Unknown District, located in Collinsville, IL.

Question 4

What is the student-teacher ratio at Collinsville High School?

Accepted Answer

Collinsville High School has a student-teacher ratio of 15.2:1. This is near the national average.

Question 5

Where is Collinsville High School located?

Accepted Answer

Collinsville High School is located in Collinsville, IL. It is classified as a suburban school.

Question 6

What percentage of students at Collinsville High School qualify for free or reduced lunch?

Accepted Answer

Approximately -0.1% of students at Collinsville High School qualify for free or reduced-price lunch (FRPL). This is below the national average.

Collinsville High School School Calendar 2025-26

School Profile

School Statistics

Academics (SY 2020-21)

Programs & Activities (SY 2021-22)

District Finance (FY 2023)

Community Context

Enrollment Trend (2014-2025)

Full School Calendar 2025-26

Frequently Asked Questions about Collinsville High School