The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·COLLINSVILLE CUSD 10·NCES 171065005632

Dorris Intermediate Sch

1841 Vandalia St, Collinsville, IL 62234 · (618) 346-6311 · Madison County
GRADES 04–06MIDDLE21-SUBURBTITLE IREGULAR SCHOOL871 STUDENTS
Enrollment
871
Middle
DISTRICT 883 · STATE 462
Student : Teacher
13.7:1
64 FTE teachers
DISTRICT 13.4:1 · STATE 13.0:1
Free / Reduced Lunch
69%
601 students
DISTRICT 66% · STATE 56%
Community
2
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 3
3
Grade 4
16
Grade 5
429
Grade 6
423
Student demographics
White
42449%
DISTRICT 50% · STATE 45%
Hispanic
25129%
DISTRICT 28% · STATE 29%
Black
13816%
DISTRICT 15% · STATE 16%
Asian
40%
DISTRICT 0% · STATE 6%
Two+
496%
DISTRICT 6% · STATE 5%
Native American
51%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
44952%
Female
42248%

Discussions

+ POST

Test scores

IAR + ISA 2024-25 . % Proficient (Levels 4-5)
English Language Arts
50.1%
IL avg 51.0% . +2.2pp since 2023
Math
28.2%
IL avg 37.9% . +8.4pp since 2023
Source: IAR + ISA. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
38.1%
composite math + reading, all grades
Predicted
31.7%
based on IL schools with similar FRL share
Beats by
+6.4pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
871
-105 (-11%) vs 2017
Student : Teacher
13.7:1
was 16.8:1
% White
49%
was 55%
% Hispanic
29%
was 26%
% Black
16%
was 14%
% Asian
0%
was 1%
Source: NCES Common Core of Data

About Dorris Intermediate Sch

Set in Collinsville, Illinois, Dorris Intermediate Sch is an expansive 6-8 campus, one of the schools within Collinsville CUSD 10. It caters to 871 students across grades 4 through 6. Compared to the state average of about 462 students per school, that is 89% above typical.

Within Collinsville CUSD 10, which oversees 11 schools and 6,110 students, Dorris Intermediate Sch is one campus in the system.

On demographics, Dorris Intermediate Sch logs that the largest single group is White at 49%, but no single group is in the majority; the rest comes out to 29% Hispanic, 16% Black, 6% multiracial. By comparison, Madison County as a whole is about 83% White, so the school skews noticeably less White than its surroundings.

In terms of school funding signals, Staff filings list 64 full-time-equivalent teachers, which works out to roughly 13.7:1 students per teacher. The state averages about 13.0:1, putting this campus right in line with peers. About 69% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Madison County runs at roughly 46%, so the school's eligibility rate is somewhat above the surrounding baseline.

On a demographically-adjusted basis, Dorris Intermediate Sch tracks the demographic baseline. The model predicts 31.7% given the school's FRL share; actual proficiency is 38.1%.

In the surrounding community, the surrounding county (Madison County) reports that median household earnings sit near $75,793, about 31% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 8%. Dorris Intermediate Sch is one of 84 public schools in Madison County (combined enrollment of about 35,253 students).

John A Renfro Elementary School is the nearest neighboring public school, about 0.2 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 7 schools in that immediate cluster with test data (this one included), Dorris Intermediate Sch ranks 4th on composite proficiency, below the local average of 42.4%.

Dorris Intermediate Sch operates from an outer-ring location.

Looking at the recent track record. Dorris Intermediate Sch's enrollment has ticked down 11% since 2018, when it stood at 976 (now 871). Over the same period, the White share ticked down from 55% to 49%. Class-load math has narrowed: from 16.8:1 in 2018 to 13.7:1 in 2025.

On the community side, the page collects discussion, questions, and updates around fundraisers, lost-and-found posts, and report-card season. Anyone with firsthand experience at this school can post or comment.

Madison County at a glance

View full county profile
Population
264,238
Census ACS
Median income
$75,793
Household, ACS
Bachelor's+
31%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
84
35,253 students

Quick facts

School name
Dorris Intermediate Sch
District
Collinsville CUSD 10
Address
1841 Vandalia St, Collinsville, IL 62234
Phone
(618) 346-6311
County
Madison County
Level
Middle
Grade range
04–06
Total enrollment
871
Teachers (FTE)
64
Student–teacher ratio
13.7:1
Free/Reduced lunch
601 (69%)
Locale
21-Suburb: Large
NCES ID
171065005632
Charter school
No
Virtual school
No

Related schools

Other schools in Collinsville CUSD 10
Other schools in Collinsville
Nearby schools

Frequently asked questions

About Dorris Intermediate Sch
How large is Dorris Intermediate Sch?
Dorris Intermediate Sch enrolls approximately 871 students in grades 04-06.
Is Dorris Intermediate Sch an elementary, middle, or high school?
Dorris Intermediate Sch is a middle school covering grades 04-06.
How many teachers does Dorris Intermediate Sch have?
Dorris Intermediate Sch employs 64 FTE teachers, for a student-to-teacher ratio of 13.7:1.
What is the racial breakdown of students at Dorris Intermediate Sch?
At Dorris Intermediate Sch, the student body is approximately 49% White, 29% Hispanic, 16% Black, 0% Asian, 6% Two or more.
Who oversees Dorris Intermediate Sch?
Dorris Intermediate Sch is overseen by Collinsville CUSD 10 in Madison County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post