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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88.9%

College / Post-Secondary Enrollment

16.6%

Above Massachusetts Average

87.9%

Students who participate in an arts course

7.5%

Above Massachusetts Average

92%

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

27.1%

Above Massachusetts Average

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Events

Calendar

Jun
17
Thu
2021
Freshman Athlete Information Night @ George Simonian Alumni Stadium
Jun 17 @ 6:30 pm – 7:30 pm
Freshman Athlete Information Night @ George Simonian Alumni Stadium

The Chelmsford High School Department of Athletics is hosting Incoming Freshman Athletic Information Night Thursday, June 17 at the George Simonian Alumni Stadium at 6:30 p.m. All interested student-athletes and their Parents are expected to attend.

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CHS Senior Awards Ceremony 9:00 am
CHS Senior Awards Ceremony @ Chelmsford High School Performing Arts Center
Jun 2 @ 9:00 am – 12:00 pm
WATCH: CHS Senior Awards Ceremony The 2021 Chelmsford High School Senior Awards Ceremony is slated for Wednesday, June 2, 9 a.m., at the Performing Arts Center. Physical attendance is currently being situated to comply with current Covid-19 guidelines. The ceremony will, however, be streamed live online for parents and families…
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National English Honor Society Induction Ceremony 6:00 pm
National English Honor Society Induction Ceremony @ CHS Carl J. Rondina Performing Arts Center
Jun 3 @ 6:00 pm – 7:00 pm
The Board and the Advisors of Chelmsford High School’s National English Honor Society (NEHS) will hold its 2021 induction ceremony Thursday, June 3 at 6 p.m., in the Carl J. Rondina Performing Arts Center. While students are encouraged to attend in person (distanced appropriately), the Board asks that parents, relatives…
4
Lions Live 11:30 am
Lions Live
Jun 4 @ 11:30 am – 11:45 am
 
5
CHS Class of 2021 Commencement 10:00 am
CHS Class of 2021 Commencement @ George Simonian Alumni Stadium
Jun 5 @ 10:00 am – 12:00 pm
The Chelmsford High School Class of 2021 Commencement is scheduled for Saturday, June 5, 10:00 a.m., at George Simonian Alumni Stadium.
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Costa Rica Trip Informational Meeting 6:30 pm
Costa Rica Trip Informational Meeting
Jun 8 @ 6:30 pm – 7:30 pm
The Chelmsford Public Schools World Languages Department is pleased to announce it is offering an educational trip to Costa Rica for Spring Break 2022 (April 15-24). Students and parents interested in traveling to Costa Rica are encouraged to attend a virtual informational meeting Tuesday, June 8, at 6:30 p.m. The…
9
Peru Trip Informational Meeting 6:30 pm
Peru Trip Informational Meeting
Jun 9 @ 6:30 pm – 7:30 pm
The Chelmsford Public Schools World Languages Department is pleased to announce it is offering an educational trip to Peru for Spring Break 2022 (April 15-24). Students and parents interested in traveling to Peru are encouraged to attend a virtual informational meeting Wednesday, June 9, at 6:30 p.m. The meeting login…
10
CHS Football Parent/Player Meeting 6:30 pm
CHS Football Parent/Player Meeting @ George Simonian Alumni Stadium
Jun 10 @ 6:30 pm – 7:30 pm
CHS football players, prospective players and their parents are encouraged to attend tonight’s CHS Football meeting at the George Simonian Alumni Stadium beginning at 6:30 to discuss logistics for the Fall 2021 season.
The Mystery at Pendleton Manor 7:00 pm
The Mystery at Pendleton Manor @ CHS Carl J. Rondina Performing Arts Center
Jun 10 @ 7:00 pm – 9:00 pm
The Mystery at Pendleton Manor @ CHS Carl J. Rondina Performing Arts Center
The Mystery at Pendleton Manor, the feature-length film written, filmed and performed by the students of the Chelmsford High School Theatre Guild, will be screened Thursday and Friday, June 10 and 11 (7:00 p.m.), at the Carl J. Rondina Performing Arts Center. Admission is $10 per person and limited to…
11
The Mystery at Pendleton Manor 7:00 pm
The Mystery at Pendleton Manor @ CHS Carl J. Rondina Performing Arts Center
Jun 11 @ 7:00 pm – 9:00 pm
The Mystery at Pendleton Manor @ CHS Carl J. Rondina Performing Arts Center
The Mystery at Pendleton Manor, the feature-length film written, filmed and performed by the students of the Chelmsford High School Theatre Guild, will be screened Thursday and Friday, June 10 and 11 (7:00 p.m.), at the Carl J. Rondina Performing Arts Center. Admission is $10 per person and limited to…
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17
Freshman Athlete Information Night 6:30 pm
Freshman Athlete Information Night @ George Simonian Alumni Stadium
Jun 17 @ 6:30 pm – 7:30 pm
Freshman Athlete Information Night @ George Simonian Alumni Stadium
The Chelmsford High School Department of Athletics is hosting Incoming Freshman Athletic Information Night Thursday, June 17 at the George Simonian Alumni Stadium at 6:30 p.m. All interested student-athletes and their Parents are expected to attend.
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Upcoming Events

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Jun
17
Thu
2021
Freshman Athlete Information Night @ George Simonian Alumni Stadium
Jun 17 @ 6:30 pm – 7:30 pm
Freshman Athlete Information Night @ George Simonian Alumni Stadium

The Chelmsford High School Department of Athletics is hosting Incoming Freshman Athletic Information Night Thursday, June 17 at the George Simonian Alumni Stadium at 6:30 p.m. All interested student-athletes and their Parents are expected to attend.

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