The average student-teacher ratio in Illinois public schools is approximately 14:1 (2025-26).
Student-Teacher Ratio Range: 1:1
7:1
Avg. Student-Teacher Ratio: 5:1
ÎÛÎÛÂþ» Schools Student-Teacher Ratio Statistics in Illinois (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Student-Teacher Ratio
Grades
Location
Rank: #1 - 21. - 2.
Il Youth Center - Pere Marquette
Alternative School
Student-Teacher Ratio: 1:1
Grades: 8-12
17808 State Highway 100 W
Grafton, IL 62037
(618) 786-2371
Grafton, IL 62037
(618) 786-2371
Rank: #1 - 21. - 2.
Student-Teacher Ratio: 1:1
Grades: 9-12
978 Haskell Ave
Rockford, IL 61103
(815) 966-3251
Rockford, IL 61103
(815) 966-3251
Rank: #3 - 43. - 4.
Iyc Chicago
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 2:1
Grades: 6-12
136 N Western Ave
Chicago, IL 60612
(312) 633-5219
Chicago, IL 60612
(312) 633-5219
Rank: #3 - 43. - 4.
Student-Teacher Ratio: 2:1
Grades: PK-8
1628 W Washington Blvd
Chicago, IL 60612
(773) 534-7460
Chicago, IL 60612
(773) 534-7460
Rank: #55.
Spry Community Links High School
(Math: <50% | Reading: ≤20%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 3:1
Grades: 9-12
2400 S Marshall Blvd
Chicago, IL 60623
(773) 534-1997
Chicago, IL 60623
(773) 534-1997
Rank: #6 - 96. - 9.
Deer Park C C Elementary School
(Math: 21-39% | Reading: 20-29%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 4:1
Grades: PK-8
2350 E 1025th Rd
Ottawa, IL 61350
(815) 434-6930
Ottawa, IL 61350
(815) 434-6930
Rank: #6 - 96. - 9.
Douglass Academy High School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 4:1
Grades: 9-12
543 N Waller Ave
Chicago, IL 60644
(773) 534-6176
Chicago, IL 60644
(773) 534-6176
Rank: #6 - 96. - 9.
Illinois Youth Center-warrenville
Alternative School
Student-Teacher Ratio: 4:1
Grades: 8-12
30w200 Ferry Rd
Naperville, IL 60563
(630) 983-6231
Naperville, IL 60563
(630) 983-6231
Rank: #6 - 96. - 9.
School District 428 Iyc-hrb
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 4:1
Grades: 7-12
1201 W Poplar St
Harrisburg, IL 62946
(618) 252-8681
Harrisburg, IL 62946
(618) 252-8681
Rank: #10 - 1510. - 15.
Alcott College Prep
(Math: 10-14% | Reading: ≤10%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 5:1
Grades: 9-12
2957 N Hoyne Ave
Chicago, IL 60618
(773) 534-5970
Chicago, IL 60618
(773) 534-5970
Rank: #10 - 1510. - 15.
Ogden Int High School
(Math: 20-24% | Reading: 15-19%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 5:1
Grades: 9-12
1250 W Erie St
Chicago, IL 60642
(773) 534-0866
Chicago, IL 60642
(773) 534-0866
Rank: #10 - 1510. - 15.
Ohio Community High School
(Math: ≥50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 5:1
Grades: 9-12
103 Memorial Street
Ohio, IL 61349
(815) 376-2934
Ohio, IL 61349
(815) 376-2934
Rank: #10 - 1510. - 15.
Paw Paw Junior High School
(Math: 20-29% | Reading: 11-19%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 5:1
Grades: 6-8
511 Chapman St
Paw Paw, IL 61353
(815) 627-2841
Paw Paw, IL 61353
(815) 627-2841
Rank: #10 - 1510. - 15.
Raby High School
(Math: ≤20% | Reading: ≤10%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 5:1
Grades: 9-12
3545 W Fulton Blvd
Chicago, IL 60624
(773) 534-6755
Chicago, IL 60624
(773) 534-6755
Rank: #10 - 1510. - 15.
Steward Elementary School
(Math: 30-39% | Reading: 30-39%)
Rank:
Rank:
8/
Top 30%10
Student-Teacher Ratio: 5:1
Grades: K-8
602 Main St
Steward, IL 60553
(815) 396-2413
Steward, IL 60553
(815) 396-2413
Rank: #16 - 2916. - 29.
Air Force Academy High School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: 9-12
3630 S Wells St
Chicago, IL 60609
(773) 535-1590
Chicago, IL 60609
(773) 535-1590
Rank: #16 - 2916. - 29.
Bluffs High School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: 9-12
100 W Rockwood St
Bluffs, IL 62621
(217) 754-3815
Bluffs, IL 62621
(217) 754-3815
Rank: #16 - 2916. - 29.
Brussels High School
(Math: 21-39% | Reading: 21-39%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: 7-12
128 School St
Brussels, IL 62013
(618) 883-2131
Brussels, IL 62013
(618) 883-2131
Rank: #16 - 2916. - 29.
Elsie C Johnson Elementary School
(Math: 20-24% | Reading: 20-24%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: K-5
1380 Nautilus Ln
Hanover Park, IL 60133
(630) 671-8800
Hanover Park, IL 60133
(630) 671-8800
Rank: #16 - 2916. - 29.
Eswood C C Grade School
(Math: 20-29% | Reading: 20-29%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: PK-8
304 Main St
Lindenwood, IL 61049
(815) 393-4477
Lindenwood, IL 61049
(815) 393-4477
Rank: #16 - 2916. - 29.
Everett Elementary School
(Math: 30-39% | Reading: 40-49%)
Rank:
Rank:
8/
Top 30%10
Student-Teacher Ratio: 6:1
Grades: PK-5
3419 S Bell Ave
Chicago, IL 60608
(773) 535-4550
Chicago, IL 60608
(773) 535-4550
Rank: #16 - 2916. - 29.
Ludlow Elementary School
(Math: 11-19% | Reading: ≤10%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: K-8
245 S Orange St
Ludlow, IL 60949
(217) 396-5261
Ludlow, IL 60949
(217) 396-5261
Rank: #16 - 2916. - 29.
Student-Teacher Ratio: 6:1
Grades: PK
303 Purdue Ct
Joliet, IL 60436
(815) 725-1100
Joliet, IL 60436
(815) 725-1100
Rank: #16 - 2916. - 29.
New Holland-middletown Elementary School
(Math: 11-19% | Reading: 11-19%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: PK-8
75 1250th St
Middletown, IL 62666
(217) 445-2656
Middletown, IL 62666
(217) 445-2656
Rank: #16 - 2916. - 29.
Northwestern High School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: 9-12
30889 Route 111
Palmyra, IL 62674
(217) 436-2011
Palmyra, IL 62674
(217) 436-2011
Rank: #16 - 2916. - 29.
Plamondon Elementary School
(Math: 6-9% | Reading: 20-24%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: K-8
2642 W 15th Pl
Chicago, IL 60608
(773) 534-1789
Chicago, IL 60608
(773) 534-1789
Rank: #16 - 2916. - 29.
Uplift Community High School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 6:1
Grades: 9-12
900 W Wilson Ave
Chicago, IL 60640
(773) 534-2875
Chicago, IL 60640
(773) 534-2875
Rank: #16 - 2916. - 29.
V I T Sr High School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: 9-12
1500 E Us Highway 136
Table Grove, IL 61482
(309) 758-5136
Table Grove, IL 61482
(309) 758-5136
Rank: #16 - 2916. - 29.
Williams Medical Prep High School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: 9-12
4934 S Wabash Ave
Chicago, IL 60615
(773) 535-1120
Chicago, IL 60615
(773) 535-1120
Rank: #30 - 6330. - 63.
Student-Teacher Ratio: 7:1
Grades: PK-2
1311 Nicholson Rd
Lincoln, IL 62656
(217) 732-3386
Lincoln, IL 62656
(217) 732-3386
Rank: #30 - 6330. - 63.
Astoria High School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 7:1
Grades: 9-12
402 N Jefferson St
Astoria, IL 61501
(309) 329-2156
Astoria, IL 61501
(309) 329-2156
Rank: #30 - 6330. - 63.
Bartonville Elementary School
(Math: 6-9% | Reading: 10-14%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 7:1
Grades: PK-8
6000 S Adams St
Peoria, IL 61607
(309) 697-3253
Peoria, IL 61607
(309) 697-3253
Rank: #30 - 6330. - 63.
Student-Teacher Ratio: 7:1
Grades: PK-3
6445 W Strong St
Chicago, IL 60656
(773) 534-1228
Chicago, IL 60656
(773) 534-1228
Rank: #30 - 6330. - 63.
Student-Teacher Ratio: 7:1
Grades: PK-1
6751 W 63rd Pl
Chicago, IL 60638
(773) 535-2076
Chicago, IL 60638
(773) 535-2076
Rank: #30 - 6330. - 63.
Bronzeville Scholastic High School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 7:1
Grades: 9-12
4934 S Wabash Ave
Chicago, IL 60615
(773) 535-1150
Chicago, IL 60615
(773) 535-1150
Show 100 more public schools in IL (out of 3,801 total schools)
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Frequently Asked Questions
What is the Illinois average public schools student-teacher ratio?
The Illinois average public schools student-teacher ratio is 14:1 for 2025-26.
What are the public schools with the lowest student-teacher ratio in Illinois?
The best top ranked public schools in Illinois include Il Youth Center - Pere Marquette, Roosevelt Center and Iyc Chicago.
What is public high school and public elementary school with the lowest student-teacher ratio in Illinois?
The public high school with the lowest student-teacher ratio in Illinois is Il Youth Center - Pere Marquette, with a value of 1:1. The public elementary school with the lowest student-teacher ratio is Iyc Chicago, with a value of 2:1.
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