SchoolRow
#198

Crystal Lake Central High School

Crystal Lake, IL · CHSD 155

Regular public school · Grades 9 - 12 · Suburb, large

198th of 601 Illinois high schools statewide · better than 67% Declining

45 W Franklin Ave, Crystal Lake, IL 60014

(815)459-2505NCES ID 171137001367Directory 202324

1,498
Students
2023–24 enrollment
18:1
Student / teacher ratio
35%
Free / reduced-price lunch
low-income indicator
19.4%
Chronically absent
IL average 25%

SchoolRow ranks Crystal Lake Central High School 198th of 601 Illinois high schools for 2024–25, based on Illinois Report Card 2024–25 English and Math results — better than 67% of high schools statewide. Its statewide percentile went from 82th in 2019 to 67th in 2025 — declining.

Statewide percentile by year
25%50%75%67%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, Illinois Report Card 2024–25

English Language Arts
Crystal Lake Central High School
59%
IL average
52%
Math
Crystal Lake Central High School
41%
IL average
38%
Science
Crystal Lake Central High School
52%
IL average
45%
English Language Arts over time Crystal Lake Central High School IL average
25%50%75%59%52%201920202025no testing 2020–21
Math over time Crystal Lake Central High School IL average
25%50%75%41%38%201920202025no testing 2020–21
Science over time Crystal Lake Central High School IL average
25%50%75%52%45%201920202025no testing 2020–21
ELA by race, over time
25%50%75%69%60%43%40%201920202025no testing 2020–21

Asian (last reported 2023) and Two or more races (last reported 2019) stop before 2025: IL suppresses a group once too few of its students are tested, so the line ends rather than the school having stopped testing.

Math by race, over time
25%50%75%51%50%37%19%201920202025no testing 2020–21

Asian (last reported 2023) and Two or more races (last reported 2019) stop before 2025: IL suppresses a group once too few of its students are tested, so the line ends rather than the school having stopped testing.

Science by race, over time
25%50%75%62%31%20%201920202025no testing 2020–21

Asian (last reported 2019) stops before 2025: IL suppresses a group once too few of its students are tested, so the line ends rather than the school having stopped testing.

Percent meeting or exceeding the state standard, by student race and ethnicity. Only groups IL reports for this school appear — small groups are suppressed at the source to protect student privacy, so a missing line means too few testers, not zero. Tap a group to compare it with the IL average for that same group.

Racial and ethnic breakdown of 1,498 students (202324, NCES) — history since 1988, with comparable seven-category changes from 2010

Hispanic27%White67%
Hover the pie for details
categories changedHispanic 27%White 67%98%19882023
GroupTrend20102023Change
White79.6%66.6% 13.0 pts
Hispanic13.4%27.3% 13.9 pts
Asian1.9%2.9% 1.0 pts
Black1.5%1.9% 0.4 pts
Two or more races3.2%1.0% 2.2 pts

NCES history for this school begins in 1988. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.

Typical home value $371K in zip 60014 as of 2026-05 · trend since 2000

$93K$187K$280K$374K$356K200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 60014 on Zillow →

Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Crystal Lake Central High School

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What school district is Crystal Lake Central High School in?

Crystal Lake Central High School is part of the CHSD 155 district in Crystal Lake, Illinois.

Is Crystal Lake Central High School a good school?

SchoolRow ranks Crystal Lake Central High School 198th of 601 Illinois high schools (better than 67% statewide) based on 2024–25 test results (Illinois Report Card 2024–25).

What is the racial makeup of Crystal Lake Central High School?

White 67%, Hispanic 27%, Asian 3%, Black 2% (1,498 students, 2023–24).

How much do homes near Crystal Lake Central High School cost?

The typical home value in zip code 60014 is $371K as of 2026-05 (Zillow ZHVI).

Sources: state education department data (Illinois Report Card 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.