For the 2026 school year, there are 2 public high schools serving 786 students in Warren County, IL.
The top-ranked public high schools in Warren County, IL are United Jr./sr. High School and Monmouth-roseville High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Warren County, IL public high schools have an average math proficiency score of 16% (versus the Illinois public high school average of 26%), and reading proficiency score of 19% (versus the 29% statewide average). High schools in Warren County have an average ranking of 3/10, which is in the bottom 50% of Illinois public high schools.
Warren County, IL public high school have a Graduation Rate of 90%, which is more than the Illinois average of 87%.
The school with highest graduation rate is Monmouth-roseville High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 33% of the student body (majority Hispanic), which is less than the Illinois public high school average of 55% (majority Hispanic).
Best Public High Schools in Warren County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
United Jr./sr. High School
(Math: 20-29% | Reading: 20-29%)
Rank:
Rank:
6/
Top 50%10
1905 100th St
Monmouth, IL 61462
(309) 734-9411
Monmouth, IL 61462
(309) 734-9411
Gr: 7-12 | 445 students Student-teacher ratio: 13:1 Minority enrollment: 11%
Rank: #22.
Monmouth-roseville High School
(Math: 10-14% | Reading: 15-19%)
Rank:
Rank:
4/
Bottom 50%10
200 S B St
Monmouth, IL 61462
(309) 734-5118
Monmouth, IL 61462
(309) 734-5118
Gr: 9-12 | 483 students Student-teacher ratio: 17:1 Minority enrollment: 46%
Frequently Asked Questions
What are the top-ranked public high schools in Warren County, IL?
The top-ranked public high schools in Warren County, IL include United Jr./sr. High School and Monmouth-roseville High School.
How many public high schools are located in Warren County?
2 public high schools are located in Warren County.
What is the racial composition of students in Warren County?
Warren County public high schools minority enrollment is 33% of the student body (majority Hispanic), which is less than the Illinois public high schools average of 55% (majority Hispanic).
Which public high schools in Warren County are often viewed compared to one another?
Popular comparisons of public high schools in Warren County include: United Jr./sr. High School vs. Monmouth-roseville High School, Monmouth-roseville High School vs. United Jr./sr. High School
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