Lake Forest High School
🇺🇸 Official data · 2025Lake Forest, Illinois 60045 · Lake Forest CHSD 115
#1 of 691 high schools in Illinois
#413 of 16,910 nationally
About Lake Forest High School
Lake Forest High School is a public high located in Lake Forest, in the Lake Forest CHSD 115 school district of Illinois, United States. It caters for Grades 9–12. In 2025 it enrolled 1,359 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 87.4 out of 100, placing it in the top 5% of high schools in United States and 1st of 691 ranked high schools in Illinois. Its strongest component is math proficiency (89th percentile), and its weakest is students per teacher (85th percentile).
Other published figures: enrollment 1,359.
There are 7 schools in Lake Forest; Lake Forest High School ranks 2nd of 7 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)76%
- Reading proficiency (30%)82%
- Community advantage (fewer free/reduced-price lunch) (25%)–
- Students per teacher (15%)10.4
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Lake Forest High School by the official sources.
- Enrollment
- 1,359
- Students enrolled in the latest NCES directory year.
- Students per teacher
- 10.4
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 82%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 76%
- Share of tested students proficient or above (all students, all grades).
Free academic assessment
Is your child on grade level in reading and math?
Success Tutoring offers personalised English and math tutoring from Kindergarten to Grade 12. Start with a free online assessment and a clear plan for the year ahead.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Schools near Lake Forest High School
Closest schools by straight-line distance, with their Success Index (US).
Sheridan Elem School
Lake Forest · Public elementary · Grades PK–4
265 students · 373 m away
Lake Bluff Middle School
Lake Bluff · Public middle · Grades 6–8
305 students · 1.2 km away
Deer Path Middle Sch East
Lake Forest · Public middle · Grades 5–6
375 students · 1.9 km away
Deer Path Middle Sch West
Lake Forest · Public middle · Grades 7–8
361 students · 2.0 km away
Lake Bluff Elem Sch
Lake Bluff · Public elementary · Grades PK–5
572 students · 2.5 km away
Cherokee Elem School
Lake Forest · Public elementary · Grades K–4
343 students · 4.4 km away
LEARN Chtr Sch 6 N Chicago Campus
Great Lakes · Charter elementary · Grades K–8
503 students · 4.6 km away
Forrestal Elem School
Great Lakes · Public elementary · Grades K–3
386 students · 4.7 km away
Rondout Elem School
Lake Forest · Public elementary · Grades K–8
151 students · 5.5 km away
LEARN 10 Charter School
North Chicago · Charter elementary · Grades K–8
297 students · 5.8 km away
Similar schools
Public high schools in Illinois with a comparable Enrollment.
Kankakee High School
Kankakee · Public high · Grades 9–12
1,360 students
Belvidere North High Sch
Belvidere · Public high · Grades 9–12
1,354 students
Bloomington High School
Bloomington · Public high · Grades 9–12
1,369 students
Morgan Park High School
Chicago · Public high · Grades 7–12
1,349 students
Cary-Grove Community High School
Cary · Public high · Grades 9–12
1,348 students
Hinsdale South High School
Darien · Public high · Grades 9–12
1,370 students
Frequently asked questions
Is Lake Forest High School a good school?
Lake Forest High School has a Success Index (US) of 87.4 out of 100 (Top 5% of high schools in United States) and ranks #1 of 691 in Illinois. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Lake Forest High School rank in Illinois?
Lake Forest High School ranks #1 of 691 high schools in Illinois and #413 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Lake Forest High School?
Lake Forest High School had 1,359 students in 2025.
Is Lake Forest High School a elementary school or a high school?
Lake Forest High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Lake Forest High School?
There are 10 schools within 15 km of Lake Forest High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.