Crystal Lake South High School
1200 South Mchenry Ave, Crystal Lake, IL 60014 | (815) 455-3860
- Grades: 9-12
- Student Enrollment: 1,988
Rating
Not Available
Not Available

5 out of 5 | 2 Reviews
Find Old Friends From Crystal Lake South High School
Use the form below to search for alumni from Crystal Lake South High School.
School Description
School Summary and Highlights
- Enrolls 1,988 high school students from grades 9-12
- Ranks 113th out of 640 high schools in IL.
Additional Contact Information
- Mailing Address: 1200 S Mchenry Ave, Crystal Lake, IL 60014
- Principal or Admin: Marsha Potthoff
School District Details
- Community High School District 155
- Per-Pupil Spending: $10,419
- Dropout Rate: 0.6%
- Students Per Teacher: 17.8
- Enrolled Students: 7,133
Faculty Details and Student Enrollment
Students and Faculty
- Total Students Enrolled: 1,988
- Total Full Time "Equivalent" Teachers: 111.3
- Average Student-To-Teacher Ratio: 17.9
Students Gender Breakdown
- Males: 1,008 (50.7%)
- Females: 944 (47.5%)
Free Lunch Student Eligibility Breakdown
- Eligible for Reduced Lunch: 21 (1.1%)
- Eligible for Free Lunch: 88 (4.4%)
- Eligible for Either Reduced or Free Lunch: 109 (5.5%)
Student Enrollment Distribution by Race / Ethnicity

Number | Percent | |
---|---|---|
American Indian | 4 | 0.2% |
Black | 15 | 0.8% |
Asian | 60 | 3.0% |
Hispanic | 104 | 5.2% |
White | 1,769 | 89.0% |
Number of Students Per Grade

Number | Percent | |
---|---|---|
9th Grade | 494 | 24.8% |
10th Grade | 503 | 25.3% |
11th Grade | 498 | 25.1% |
12th Grade | 493 | 24.8% |
Attendance, Graduation, and Dropout Rates (2010)
Attendance Rate
School:
94.9%
District:
95.3%
State:
93.9%
Graduation Rate
School:
98.3%
District:
98.9%
State:
87.8%
Dropout Rate
School:
0.2%
District:
0.4%
State:
3.8%
Source: IL Department of Education, Source: NCES 2009-2010
School Map and Similar Schools Nearby
Click to Activate Map of Nearby School Campuses
Private
Public
This School
Similar Schools Nearby
Crystal Lake Central High School 9-12 | 1,545 Students | 2.1 miles away | Not Yet Rated | |
Harry D Jacobs High School 9-12 | 2,301 Students | 2.7 miles away | Not Yet Rated | |
Prairie Ridge High School 9-12 | 1,718 Students | 4.6 miles away | Not Yet Rated | |
Cary-Grove Community High School 9-12 | 1,882 Students | 5.0 miles away | ![]() 5 out of 5 | |
Prairie Grove Junior High School 6-8 | 351 Students | 5.3 miles away | Not Yet Rated | |
Cary Jr High School 7-8 | 757 Students | 5.6 miles away | Not Yet Rated | |
Dundee-Crown High School 9-12 | 2,466 Students | 6.3 miles away | ![]() 5 out of 5 | |
Huntley High School 9-12 | 2,075 Students | 7.1 miles away | ![]() 5 out of 5 | |
Mchenry High School-West Campus 9-12 | 1,597 Students | 9.2 miles away | Not Yet Rated | |
Woodstock High School 9-12 | 1,200 Students | 9.4 miles away | Not Yet Rated | |
Compare This School To Nearby Schools ->
School Community Forum

Join a discussion about Crystal Lake South High School and talk to others in the community including students, parents, teachers, and administrators.
Popular Discussion Topics
- Admissions and Registration Questions (e.g. Dress Code and Discipline Policy)
- School Calendar and Upcoming Events (e.g. Graduation)
- After School Programs, Extracurricular Activities, and Athletics (e.g. Football)
- News and Announcements (e.g. Yearbook and Class Supply List Details)
- Graduate and Alumni Events (e.g. Organizing Class Reunions)
Navigation
Can't Find What You Are Looking For?
Rankings
Nearby Cities
Sponsored Links
K-12 Articles

Feeling Good in Your Own Skin
Body image is a very touchy issue with today’s kids. Since the 1950s, when Barbie was first...
Body image is a very touchy issue with today’s kids. Since the 1950s, when Barbie was first...

Keeping Our Kids Safe in the Post 9/11 World
Recently, radio talk show host and CNN personality did a week-long special entitled “The Perfect...
Recently, radio talk show host and CNN personality did a week-long special entitled “The Perfect...

Changing Schools Isn't Easy: Tips for a Successful Transition
It isn’t easy for students to make the transition into a new school, especially if they have...
It isn’t easy for students to make the transition into a new school, especially if they have...