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Chelmsford High School

Welcome to Chelmsford High School located in the Town of Chelmsford, Massachusetts, established in 1927. It serves as the public high school for students in grades 9-12, and lies on over 50 acres land.

Chelmsford High School is based on a three-house system named after the three famous New England writers Ralph Waldo Emerson, Nathaniel Hawthorne, and John Greenleaf Whittier.

We welcome our students and encourage their success upon graduation.

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81.2%

College / Post-Secondary Enrollment

18.8%

Above Massachusetts Average

88.6%

Students who participate in an arts course beyond requisite

6.9%

Above Massachusetts Average

71.5%

11th and 12th grade students completing at least one AP course

5.7%

Above Massachusetts Average

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Events

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Upcoming Events

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Tue Jul 22 2025

Chelmsford School Committee Meeting

6:00 pm

Central Administration

230 North Road

Tue Aug 05 2025

Chelmsford School Committee Meeting

6:00 pm

Central Administration

230 North Road

Tue Aug 19 2025

Chelmsford School Committee Meeting

6:00 pm

Central Administration

230 North Road

Mon Aug 25 2025

Staff Orientation - No School

Tue Aug 26 2025

First Day of School - Grades 1-9 ONLY

Wed Aug 27 2025

School Resumes - All Students

Fri Aug 29 2025

No School

Mon Sep 01 2025

Labor Day - No School

Tue Sep 02 2025

Chelmsford School Committee Meeting

6:00 pm

Central Administration

230 North Road

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