Grayslake Central High School serves 1,353 learners in grade levels 9-12.

Grayslake Central High School landed in the upper 20% of all schools in Illinois for cumulative test scores (math proficiency (mastery) is upper 20%, and reading proficiency (mastery) is upper 20%) for the 2020-21 school year.

The percentage of learners achieving proficiency (mastery) in math is 47% (which is higher than the Illinois state average of 32%) for the 2020-21 school year. The percentage of learners achieving proficiency (mastery) in reading/language arts is 55% (which is higher than the Illinois state average of 37%) for the 2020-21 school year.

The learner: teacher ratio of 15:1 is equal to the Illinois state level of 15:1.

Minority enrollment is 39% of the learner body (majority Latino), which is lower than the Illinois state average of 52% (majority Latino).

School Overview: Grayslake Central High School’s learner population of 1,353 learners has declined by 5% over five school years.

The teacher population of 93 teachers has stayed flat over five school years.

School Comparison: Grayslake Central High School is ranked within the upper 20% of all 3,672 schools in Illinois (based off of combined math and reading proficiency (mastery) testing data) for the 2020-21 school year.

The equity score of Grayslake Central High School is 0.57, which is less than the equity score at state average of 0.68. The school’s equity has stayed flat over five school years.

Nearby Public Schools: The closest high school to Grayslake Central High School is Grayslake North High School (2.4 miles away)

The closest middle school is Grayslake Middle School (0.5 miles away)

The closest elementary school is Woodview School (0.5 miles away)