Community High School District 155

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A central student smiles as she enters school on the first day.

Two students in physical science work on an experiment on the first day.

Students at Crystal Lake South toss green and yellow powder in the air for the color toss.

A student and teacher at Cary-Grove smile at the camera.

Students at Haber Oaks play guitar as part of a music class.

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Dr. Kevin Werner, Erica Bruso, and Dr. Neil Lesinski standing with financial award

August 20, 2026

District 155 Earns National Recognition in Financial Reporting for Eleventh Consecutive Year

Community High School District 155 has been awarded with two recognitions for transparency and excellence in financial reporting

August 18, 2026

NHS Tackle Hunger Event THIS FRIDAY!

Join us this Friday for the first home boys football game of the season as the Tigers take on the McHenry Warriors. The CLC National Honor Society is sponsoring a food drive where we "Tackle Hunger...

July 22, 2026

Prairie Ridge Back-to-School Guide 2026-27

Back-to-School Guide Prairie Ridge High School Welcome, Wolves! Welcome to the 2026–2027 school year! This guide will help you and your student start the year off right as we prepare to welcome stu...

July 22, 2026

Crystal Lake Central Back-to-School Guide 2026-27

Back-to-School Guide Crystal Lake Central High School Welcome, Tigers! Welcome to the 2026–2027 school year! This guide will help you and your student start the year off right as we prepare to welc...

July 22, 2026

Cary-Grove Back-to-School Guide 2026-27

Back-to-School Guide Cary-Grove High School Welcome, Trojans! Welcome to the 2026–2027 school year! This guide will help you and your student start the year off right as we prepare to welcome stude...

July 22, 2026

Crystal Lake South Back-to-School Guide 2026-27

Back-to-School Guide Crystal Lake South High School Welcome, Gators! Welcome to the 2026–2027 school year! This guide will help you and your student start the year off right as we prepare to welcom...

93%

Graduation Rate

#1

District in McHenry County

225+

Courses Offered

37

Dual Credit Offerings

$11.5M

Scholarships Earned by Class of 2025

#1

Best Teachers in McHenry County

81%

Teachers w/ Master's Degree or Higher

200+

Sports & Extracurricular Activities Offered

Career Experiences Program

Curriculum and Assessment

Multilingual Services

Upcoming Events

Latest News

District 155 Earns National Recognition in Financial Reporting for Eleventh Consecutive Year

NHS Tackle Hunger Event THIS FRIDAY!

Prairie Ridge Back-to-School Guide 2026-27

Crystal Lake Central Back-to-School Guide 2026-27

Cary-Grove Back-to-School Guide 2026-27

Crystal Lake South Back-to-School Guide 2026-27

93%

#1

225+

37

$11.5M

#1

81%

200+

Homepage

Upcoming Events

Latest News

District 155 Earns National Recognition in Financial Reporting for Eleventh Consecutive Year

NHS Tackle Hunger Event THIS FRIDAY!

Prairie Ridge Back-to-School Guide 2026-27

Crystal Lake Central Back-to-School Guide 2026-27

Cary-Grove Back-to-School Guide 2026-27

Crystal Lake South Back-to-School Guide 2026-27

93%

#1

225+

37

$11.5M

#1

81%

200+