For the 2025-26 school year, there are 5 public schools serving 3,882 students in Lemont, IL (there are , serving 1,458 private students). 73% of all K-12 students in Lemont, IL are educated in public schools (compared to the IL state average of 88%).
The top-ranked public schools in Lemont, IL are Lemont Twp High School, River Valley School and Old Quarry Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Lemont, IL public schools have an average math proficiency score of 48% (versus the Illinois public school average of 27%), and reading proficiency score of 40% (versus the 30% statewide average). Schools in Lemont have an average ranking of 9/10, which is in the top 20% of Illinois public schools.
Minority enrollment is 19% of the student body (majority Hispanic), which is less than the Illinois public school average of 55% (majority Hispanic).
Best Public Schools in Lemont, IL (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Lemont Twp High School
(Math: 47% | Reading: 47%)
Rank:
Rank:
9/
Top 20%10
800 Porter St
Lemont, IL 60439
(630) 257-5838
Lemont, IL 60439
(630) 257-5838
Gr: 9-12 | 1,305 student Student-teacher ratio: 15:1 Minority enrollment: 21%
Rank: #22.
River Valley School
(Math: 53% | Reading: 38%)
Rank:
Rank:
9/
Top 20%10
15425 E 127th St
Lemont, IL 60439
(630) 257-2286
Lemont, IL 60439
(630) 257-2286
Gr: 2-3 | 578 students Student-teacher ratio: 15:1 Minority enrollment: 18%
Rank: #33.
Old Quarry Middle School
(Math: 46% | Reading: 39%)
Rank:
Rank:
8/
Top 30%10
16100 W 127th St
Lemont, IL 60439
(630) 257-2286
Lemont, IL 60439
(630) 257-2286
Gr: 6-8 | 825 students Student-teacher ratio: 14:1 Minority enrollment: 16%
Rank: n/an/a
410 Mccarthy Rd
Lemont, IL 60439
(630) 257-2286
Lemont, IL 60439
(630) 257-2286
Gr: 4-5 | 540 students Student-teacher ratio: 15:1 Minority enrollment: 19%
Rank: n/an/a
1130 Kim Pl
Lemont, IL 60439
(630) 257-2286
Lemont, IL 60439
(630) 257-2286
Gr: PK-1 | 634 students Student-teacher ratio: 15:1 Minority enrollment: 17%
Frequently Asked Questions
What are the top-ranked public schools in Lemont, IL?
The top-ranked public schools in Lemont, IL include Lemont Twp High School, River Valley School and Old Quarry Middle School.
How many public schools are located in Lemont?
5 public schools are located in Lemont.
What percentage of students in Lemont go to public school?
73% of all K-12 students in Lemont are educated in public schools (compared to the IL state average of 88%).
What is the racial composition of students in Lemont?
Lemont public schools minority enrollment is 19% of the student body (majority Hispanic), which is less than the Illinois public schools average of 55% (majority Hispanic).
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