Round Lake High School, officially Round Lake Senior High School, and commonly RLHS, is a public four-year high school located in Round Lake, Illinois, a northern suburb of Chicago, in the United States. It is part of Round Lake Area Schools District 116.
Serving 2,226 students in grades 9-12, Round Lake Senior High School ranks in the bottom 50% of all schools in Illinois for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 8% (which is lower than the Illinois state average of 27%). The percentage of students achieving proficiency in reading/language arts is 10% (which is lower than the Illinois state average of 30%).
The student-teacher ratio of 14:1 is higher than the Illinois state level of 13:1.
Minority enrollment is 91% of the student body (majority Hispanic), which is higher than the Illinois state average of 55% (majority Hispanic).
Quick Facts (2025-26)
- Grades: 9-12
- Enrollment: 2,226 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 91%
- Graduation Rate: 88% (Top 50% in IL)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 8% (Btm 50%)
- Reading Proficiency: 10% (Btm 50%)
- Science Proficiency: 29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
School Overview
Round Lake Senior High School's student population of 2,226 students has stayed relatively flat over five school years.
The teacher population of 155 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
2,226 students
Gender %
Total Classroom Teachers
155 teachers
Year Founded
1954
Colors
Navy Blue, Gold
School Calendar
Last Day of School
Mon. May 25, 2026
School Motto
Inspire and empower students to construct a thriving future
School Rankings
Round Lake Senior High School ranks within the bottom 50% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Round Lake Senior High School is 0.33, which is less than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#3013 out of 3542 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
8%
27%
Reading/Language Arts Test Scores (% Proficient)
10%
30%
Science Test Scores (% Proficient)
29%
50%
Student-Teacher Ratio
14:1
13:1
American Indian
n/a
n/a
Asian
1%
6%
Hispanic
81%
28%
Black
7%
17%
White
9%
45%
Hawaiian
n/a
n/a
Two or more races
2%
4%
All Ethnic Groups
Graduation Rate
88%
87%
Eligible for Free Lunch
56%
43%
Eligible for Reduced Lunch (13-14)
9%
3%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Round Lake Senior High School's ranking?
Round Lake Senior High School is ranked #3013 out of 3,542 schools, which ranks it among the bottom 50% of public schools in Illinois.
What percent of students have achieved state testing proficiency in math and reading?
8% of students have achieved math proficiency (compared to the 27% IL state average), while 10% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Round Lake Senior High School?
The graduation rate of Round Lake Senior High School is 88%, which is higher than the Illinois state average of 87%.
How many students attend Round Lake Senior High School?
2,226 students attend Round Lake Senior High School.
What is the racial composition of the student body?
81% of Round Lake Senior High School students are Hispanic, 9% of students are White, 7% of students are Black, 2% of students are Two or more races, and 1% of students are Asian.
What is the student-teacher ratio of Round Lake Senior High School?
Round Lake Senior High School has a student ration of 14:1, which is higher than the Illinois state average of 13:1.
What grades does Round Lake Senior High School offer ?
Round Lake Senior High School offers enrollment in grades 9-12
What school district is Round Lake Senior High School part of?
Round Lake Senior High School is part of Round Lake Community Unit School District 116.
School Reviews
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