Lake Forest High School (Ranked Top 5% for 2025-26)

1285 N Mckinley Rd
Lake Forest, IL 60045

( shown in map)

10/

Top 5%

Lake Forest High School is a public four-year high school located in Lake Forest, Illinois, a North Shore suburb of Chicago, Illinois, in the United States.

Serving 1,375 students in grades 9-12, Lake Forest High School ranks in the top 5% of all schools in Illinois for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).

The percentage of students achieving is 62% (which is higher than the Illinois state average of 27%). The percentage of students achieving is 61% (which is higher than the Illinois state average of 30%).

The student-teacher ratio of 11:1 is lower than the Illinois state level of 13:1.

Minority enrollment is 23% of the student body (majority Hispanic), which is lower than the Illinois state average of 55% (majority Hispanic).

Quick Facts (2025-26)

Grades: 9-12
Enrollment: 1,375 students
Student-Teacher Ratio: 11:1
Minority Enrollment: 23%
: 98% (Top 1% in IL)
: Top 5%
: 62% (Top 5%)
: 61% (Top 10%)
: 75% (Top 10%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education

Top Rankings

Lake Forest High School ranks among the top 20% of public schools in Illinois for:

School Overview

Lake Forest High School's student population of 1,375 students has declined by 13% over five school years.

The teacher population of 124 teachers has stayed relatively flat over five school years.

Awards

Blue Ribbon School - Selected in 2021

Grades Offered

Grades 9-12

View Data

Distribution of Students By Grade Trends
Grade	Lake Forest High School
9	319
10	343
11	340
12	373

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Total Students

1,375 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Lake Forest High School
2023	1,438
2022	1,467
2021	1,501
2020	1,585
2019	1,585
2018	1,677
2017	1,677
2016	1,696
2015	1,674
2014	1,667
2013	1,656
2012	1,699
2011	1,729
2010	1,754
2009	1,767
2008	1,762
2007	1,767
2006	1,738
2005	1,749
2004	1,735
2003	1,729
2002	1,676
2001	1,628
2000	1,580
1999	1,466
1998	1,399
1997	1,271
1996	1,216
1995	1,155
1994	1,112
1993	1,093
1992	1,070
1991	1,086
1990	1,075
1989	1,116
1988	1,212
1987	1,281

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Gender %

Total Classroom Teachers

124 teachers

View Data

Total Classroom Teachers Trends Over Years (1991-2023)
Year	Lake Forest High School
2023	130
2022	128
2020	130
2019	130
2018	126
2017	126
2016	123
2015	120
2013	136
2012	123
2011	128
2010	131
2009	135
2008	112
2007	124
2006	125
2005	123
2004	121
2003	117
2002	118
2001	114
2000	116
1999	105
1998	106
1997	99
1996	95
1995	88
1994	84
1993	86
1992	84
1991	83

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Year Founded

1935

Colors

Royal blue, Gold

School Rankings

Lake Forest High School ranks within the top 5% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).

The of Lake Forest High School is 0.39, 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.

This School

State Level (IL)

#142 out of 3542 schools
(Top 5%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Lake Forest High School
2023	#142
2022	#106
2021	#51
2019	#30
2018	#89
2017	#57
2016	#2700
2015	#1179
2014	#149
2013	#208
2012	#1805

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62%

27%

View Data

Math Proficiency Comparison Over Years (2011-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	62%	27%	62%
2021	66%	28%	66%
2019	76%	33%	75%
2018	71%	32%	70%
2017	72%	32%	72%
2016	5%	31%	5%
2015	17%	29%	17%
2014	86%	59%	86%
2013	82%	58%	82%
2012	84%	80%	84%
2011	84%	80%	84%

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61%

30%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2022	61%	30%	61%
2021	68%	32%	68%
2019	82%	38%	82%
2018	75%	37%	70%
2017	80%	38%	80%
2016	33%	36%	33%
2015	67%	38%	67%
2014	85%	57%	85%
2013	84%	58%	84%
2012	81%	75%	81%
2011	80%	75%	80%

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75%

50%

Student-Teacher Ratio

11:1

13:1

View Data

Student-Teacher Ratio Comparison Over Years (1991-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	11:1	14:1	11:1
2022	11:1	14:1	11:1
2020	12:1	15:1	12:1
2019	12:1	15:1	12:1
2018	13:1	16:1	13:1
2017	13:1	15:1	13:1
2016	14:1	16:1	14:1
2015	14:1	16:1	14:1
2013	12:1	13:1	12:1
2012	14:1	16:1	14:1
2011	14:1	16:1	14:1
2010	13:1	16:1	13:1
2009	13:1	16:1	13:1
2008	16:1	18:1	16:1
2007	14:1	17:1	14:1
2006	14:1	16:1	14:1
2005	14:1	16:1	14:1
2004	14:1	17:1	14:1
2003	15:1	16:1	15:1
2002	14:1	16:1	14:1
2001	14:1	16:1	14:1
2000	14:1	16:1	14:1
1999	14:1	16:1	14:1
1998	13:1	17:1	13:1
1997	13:1	17:1	13:1
1996	13:1	17:1	13:1
1995	13:1	17:1	13:1
1994	13:1	18:1	13:1
1993	13:1	18:1	13:1
1992	13:1	17:1	13:1
1991	13:1	17:1	13:1

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American Indian

n/a

Asian

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	5%	6%	5%
2022	4%	5%	4%
2021	4%	5%	4%
2020	4%	5%	4%
2019	4%	5%	4%
2018	3%	5%	3%
2017	3%	5%	3%
2016	3%	5%	3%
2015	3%	6%	3%
2014	4%	5%	4%
2013	5%	5%	5%
2012	5%	4%	5%
2011	4%	5%	4%
2010	6%	5%	6%
2009	5%	5%	5%
2008	5%	5%	5%
2007	4%	5%	4%
2006	4%	5%	4%
2005	4%	5%	4%
2004	4%	4%	4%
2003	4%	4%	4%
2002	4%	4%	4%
2001	5%	4%	5%
2000	5%	3%	5%
1999	6%	3%	6%
1998	5%	3%	5%
1997	5%	3%	5%
1996	6%	3%	6%
1995	5%	3%	5%
1994	4%	3%	4%
1993	5%	3%	5%
1992	4%	3%	4%
1991	3%	3%	3%

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Hispanic

11%

28%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	12%	27%	12%
2022	10%	27%	10%
2021	10%	27%	10%
2020	7%	26%	7%
2019	7%	26%	7%
2018	5%	26%	5%
2017	5%	26%	5%
2016	4%	26%	4%
2015	4%	25%	4%
2014	3%	25%	3%
2013	3%	24%	3%
2012	3%	24%	3%
2011	3%	23%	3%
2010	3%	22%	3%
2009	3%	22%	3%
2008	3%	21%	3%
2007	3%	20%	3%
2006	2%	19%	2%
2005	1%	18%	1%
2004	1%	18%	1%
2003	1%	17%	1%
2002	1%	16%	1%
2001	1%	15%	1%
2000	2%	15%	2%
1999	1%	14%	1%
1998	2%	13%	2%
1997	2%	13%	2%
1996	2%	12%	2%
1995	2%	12%	2%
1994	2%	11%	2%
1993	1%	11%	1%
1992	1%	10%	1%
1991	1%	10%	1%

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Black

17%

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	1%	17%	1%
2022	2%	17%	2%
2021	1%	17%	1%
2020	1%	17%	1%
2019	1%	17%	1%
2018	1%	17%	1%
2017	1%	17%	1%
2016	1%	17%	1%
2015	1%	17%	1%
2014	1%	17%	1%
2013	1%	18%	1%
2012	1%	18%	1%
2011	1%	18%	1%
2010	1%	20%	1%
2009	2%	20%	2%
2008	1%	20%	1%
2007	1%	20%	1%
2006	1%	20%	1%
2005	1%	20%	1%
2004	1%	21%	1%
2003	1%	21%	1%
2002	1%	21%	1%
2001	1%	21%	1%
2000	1%	21%	1%
1999	1%	21%	1%
1998	1%	21%	1%
1997	1%	20%	1%
1996	2%	21%	2%
1995	1%	20%	1%
1994	1%	21%	1%
1993	1%	21%	1%
1992	1%	21%	1%
1991	1%	21%	1%

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White

77%

45%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	77%	45%	77%
2022	79%	47%	79%
2021	80%	47%	80%
2020	85%	48%	85%
2019	85%	48%	85%
2018	89%	49%	89%
2017	89%	49%	89%
2016	91%	49%	91%
2015	91%	49%	91%
2014	91%	50%	91%
2013	90%	50%	90%
2012	90%	51%	90%
2011	90%	51%	90%
2010	90%	53%	90%
2009	90%	53%	90%
2008	91%	54%	91%
2007	92%	55%	92%
2006	93%	56%	93%
2005	94%	57%	94%
2004	94%	57%	94%
2003	94%	58%	94%
2002	94%	59%	94%
2001	93%	60%	93%
2000	92%	61%	92%
1999	92%	62%	92%
1998	92%	63%	92%
1997	92%	64%	92%
1996	90%	64%	90%
1995	92%	65%	92%
1994	93%	65%	93%
1993	93%	65%	93%
1992	94%	66%	94%
1991	95%	66%	95%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	5%	4%	5%
2022	5%	4%	5%
2021	5%	4%	5%
2020	3%	4%	3%
2019	3%	4%	3%
2018	2%	3%	2%
2017	2%	3%	2%
2016	1%	3%	1%
2015	1%	3%	1%
2014	1%	3%	1%
2013	1%	3%	1%

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All Ethnic Groups

0.39

0.69

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	0.39	0.70	0.39
2022	0.37	0.68	0.37
2021	0.35	0.68	0.35
2020	0.27	0.68	0.27
2019	0.27	0.68	0.27
2018	0.21	0.67	0.21
2017	0.21	0.67	0.21
2016	0.17	0.67	0.17
2015	0.17	0.67	0.17
2014	0.17	0.66	0.17
2013	0.20	0.66	0.19
2012	0.20	0.65	0.19
2011	0.19	0.66	0.19
2010	0.19	0.64	0.19
2009	0.19	0.64	0.19
2008	0.17	0.64	0.17
2007	0.15	0.63	0.15
2006	0.13	0.61	0.13
2005	0.12	0.61	0.12
2004	0.12	0.60	0.12
2003	0.11	0.59	0.12
2002	0.12	0.59	0.12
2001	0.13	0.58	0.13
2000	0.15	0.57	0.15
1999	0.15	0.56	0.15
1998	0.15	0.56	0.15
1997	0.15	0.54	0.15
1996	0.18	0.53	0.19
1995	0.15	0.53	0.15
1994	0.13	0.52	0.13
1993	0.13	0.52	0.13
1992	0.12	0.52	0.12
1991	0.10	0.52	0.10

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98%

87%

View Data

Graduation Rate Comparison Over Years (2011-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	98%	87%	98%
2022	98%	87%	98%
2018	97%	87%	97%
2017	96%	87%	96%
2016	94%	85%	94%
2015	92%	85%	92%
2014	93%	86%	93%
2013	95%	83%	95%
2012	97%	82%	97%
2011	94%	83%	94%

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Eligible for

43%

View Data

Free Lunch Eligibility Comparison Over Years (2013-2023)
Year	Lake Forest High School	Illinois	Lake Forest CHSD 115 School District
2023	3%	43%	3%
2022	3%	43%	3%
2021	3%	44%	3%
2020	1%	47%	1%
2019	1%	47%	1%
2018	2%	46%	2%
2017	2%	46%	2%
2016	3%	47%	3%
2015	3%	52%	3%
2014	3%	47%	3%
2013	4%	45%	4%

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Eligible for (11-12)

27%

School Statewide Testing

School District Name

Lake Forest CHSD 115 School District

Source: National Center for Education Statistics (NCES), IL Dept. of Education

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Lake Forest High School's ranking?

Lake Forest High School is ranked #142 out of 3,542 schools, which ranks it among the top 5% of public schools in Illinois.

What schools are Lake Forest High School often compared to?

Lake Forest High Schoolis often viewed alongside schools like Deerfield High School by visitors of our site.

What percent of students have achieved state testing proficiency in math and reading?

62% of students have achieved math proficiency (compared to the 27% IL state average), while 61% of students have achieved reading proficiency (compared to the 30% IL state average).

What is the graduation rate of Lake Forest High School?

The graduation rate of Lake Forest High School is 98%, which is higher than the Illinois state average of 87%.

How many students attend Lake Forest High School?

1,375 students attend Lake Forest High School.

What is the racial composition of the student body?

77% of Lake Forest High School students are White, 11% of students are Hispanic, 6% of students are Asian, 5% of students are Two or more races, and 1% of students are Black.

What is the student-teacher ratio of Lake Forest High School?

Lake Forest High School has a student ration of 11:1, which is lower than the Illinois state average of 13:1.

What grades does Lake Forest High School offer ?

Lake Forest High School offers enrollment in grades 9-12

What school district is Lake Forest High School part of?

Lake Forest High School is part of Lake Forest CHSD 115 School District.