For the 2025 school year, there are 14 public high schools serving 4,577 students in Lasalle County, IL.
The top ranked public high schools in Lasalle County, IL are Leland High School, Seneca High School and Woodland High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Lasalle County, IL public high schools have an average math proficiency score of 18% (versus the Illinois public high school average of 28%), and reading proficiency score of 24% (versus the 29% statewide average). High schools in Lasalle County have an average ranking of 5/10, which is in the bottom 50% of Illinois public high schools.
Lasalle County, IL public high school have a Graduation Rate of 81%, which is less than the Illinois average of 87%.
The school with highest graduation rate is Seneca 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 29% 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 Lasalle County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Leland High School
Rank:
10/
Top 10%10
370 N Main St
Leland, IL 60531
(815) 495-3231
Leland, IL 60531
(815) 495-3231
Grades: 9-12
| 85 students
Rank: #22.
Seneca High School
Rank:
6/
Top 50%10
307 E Scott St
Seneca, IL 61360
(815) 357-5000
Seneca, IL 61360
(815) 357-5000
Grades: 9-12
| 361 students
Rank: #33.
Woodland High School
Rank:
6/
Top 50%10
5800 E 3000 North Rd
Streator, IL 61364
(815) 672-2900
Streator, IL 61364
(815) 672-2900
Grades: 9-12
| 148 students
Rank: #44.
Mendota Twp High School
Rank:
6/
Top 50%10
2300 W Main St
Mendota, IL 61342
(815) 539-7446
Mendota, IL 61342
(815) 539-7446
Grades: 9-12
| 484 students
Rank: #55.
Earlville Jr/sr High School
Rank:
5/
Bottom 50%10
415 W Union St
Earlville, IL 60518
(815) 246-8361
Earlville, IL 60518
(815) 246-8361
Grades: 9-12
| 95 students
Rank: #66.
Ottawa Township High School
Rank:
5/
Bottom 50%10
211 E Main St
Ottawa, IL 61350
(815) 433-1323
Ottawa, IL 61350
(815) 433-1323
Grades: 9-12
| 1,270 students
Rank: #77.
La Salle-peru Twp High School
Rank:
5/
Bottom 50%10
541 Chartres St
La Salle, IL 61301
(815) 223-1721
La Salle, IL 61301
(815) 223-1721
Grades: 9-12
| 1,191 students
Rank: #88.
Serena High School
Rank:
4/
Bottom 50%10
2283 N 3812th Rd
Serena, IL 60549
(815) 496-2361
Serena, IL 60549
(815) 496-2361
Grades: 9-12
| 162 students
Rank: #99.
Streator Twp High School
Rank:
4/
Bottom 50%10
202 W Lincoln Ave
Streator, IL 61364
(815) 672-0545
Streator, IL 61364
(815) 672-0545
Grades: 9-12
| 781 students
Rank: n/an/a
La Salle-peru Area Career Center
Vocational School
200 9th St
Peru, IL 61354
(815) 223-2454
Peru, IL 61354
(815) 223-2454
Grades: 11-12
| n/a students
Rank: n/an/a
Lasalle Co Detention Center 9-12
Alternative School
707 Etna Rd
Ottawa, IL 61350
(815) 434-8300
Ottawa, IL 61350
(815) 434-8300
Grades: 9-12
| n/a students
Rank: n/an/a
Lmp Regional Office Of Education
Alternative School
119 W Madison St Ste 102
Ottawa, IL 61350
(815) 434-0780
Ottawa, IL 61350
(815) 434-0780
Grades: 4-12
| n/a students
Rank: n/an/a
Lmp Roe Alop
Alternative School
2233 6th St Ste 2
Peru, IL 61354
(815) 220-3557
Peru, IL 61354
(815) 220-3557
Grades: 6-12
| n/a students
Rank: n/an/a
Roe 35 Academy
Alternative School
2233 6th St Ste 2
Peru, IL 61354
(815) 220-3560
Peru, IL 61354
(815) 220-3560
Grades: 4-12
| n/a students
Lasalle County Public Schools (Closed)
School
Location
Grades
Students
297 N 33rd Rd
La Salle, IL 61301
(815) 223-2933
La Salle, IL 61301
(815) 223-2933
Grades: K-8
| 169 students
La Salle-peru Area Career Center (Closed 2013)
Vocational School
542 Chartres St
La Salle, IL 61301
(815) 223-2454
La Salle, IL 61301
(815) 223-2454
Grades: 11-12
| n/a students
Lasalle County Detention Home (Closed 2023)
Alternative School
707 E Etna Rd
Ottawa, IL 61350
(815) 434-8300
Ottawa, IL 61350
(815) 434-8300
Grades: 11-12
| 2 students
Lmp Roe (Closed 2024)
Alternative School
2233 6th St
Peru, IL 61354
(815) 220-3560
Peru, IL 61354
(815) 220-3560
Grades: 6-12
| n/a students
Lmp Roe Taoep (Closed 2024)
Alternative School
2233 6th St Ste 2
Peru, IL 61354
(815) 220-3560
Peru, IL 61354
(815) 220-3560
Grades: 6-12
| n/a students
701 South Sterling St
Streator, IL 61364
(815) 672-2736
Streator, IL 61364
(815) 672-2736
Grades: K-5
| 291 students
R R 1
Streator, IL 61364
(815) 672-9113
Streator, IL 61364
(815) 672-9113
Grades: K-8
| 27 students
Po Box 107
Serena, IL 60549
(815) 496-9250
Serena, IL 60549
(815) 496-9250
Grades: K-8
| 139 students
Sheridan Correctional Center (Closed 2004)
Alternative School
Po Box 38
Sheridan, IL 60551
(815) 496-2311
Sheridan, IL 60551
(815) 496-2311
Grades: n/a
| n/a students
1206 E Elm St
Streator, IL 61364
(815) 672-3236
Streator, IL 61364
(815) 672-3236
Grades: K-4
| 279 students
Streator Alternative Ed Program High School (Closed 2014)
Alternative School
202 West Lincoln Ave
Streator, IL 61364
(815) 672-0545
Streator, IL 61364
(815) 672-0545
Grades: 9-12
| n/a students
Po Box 430
Utica, IL 61373
(815) 667-4790
Utica, IL 61373
(815) 667-4790
Grades: PK-8
| 54 students
1325 Park Rd
Peru, IL 61354
(815) 223-0301
Peru, IL 61354
(815) 223-0301
Grades: 2-4
| 273 students
Frequently Asked Questions
What are the top ranked public high schools in Lasalle County, IL?
The top ranked public high schools in Lasalle County, IL include Leland High School, Seneca High School and Woodland High School.
How many public high schools are located in Lasalle County?
14 public high schools are located in Lasalle County.
What is the racial composition of students in Lasalle County?
Lasalle County public high schools minority enrollment is 29% 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 Lasalle County are often viewed compared to one another?
Popular comparisons of public high schools in Lasalle County include: Earlville Jr/sr High School vs. La Salle-peru Twp High School, La Salle-peru Twp High School vs. Ottawa Township High School, Streator Twp High School vs. La Salle-peru Twp High School
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