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 beyond requisite

7.5%

Above Massachusetts Average

92%

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

27.1%

Above Massachusetts Average

Latest News

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Events

Calendar

Wed
Sep
29
2021
Puerto Rico February Break Trip Informational Meeting @ Chelmsford High School Learning Commons

Join us for an informational meeting about our conservation and community service trip to Puerto Rico over February break (Feb. 19-26, 2022) at the Chelmsford high School Learning Commons. Parents and students interested in the trip are encouraged to attend.

Do remember that masks are required in all Chelmsford Public School buildings.

Sep 29 @ 6:30 pm – 8:00 pm Chelmsford High School Learning Commons
Fri
Oct
1
2021
Oct 1 @ 11:45 am – 12:15 pm
Thu
Oct
7
2021
Oct 7 @ 7:00 pm – 9:00 pm The Establishment (2nd floor)
Fri
Oct
8
2021
Oct 8 @ 11:45 am – 12:15 pm
Fri
Oct
15
2021
Oct 15 @ 11:45 am – 12:15 pm
Wed
Oct
20
2021
Oct 20 @ 6:30 pm – 9:30 pm McCarthy Middle School Library
Sun Mon Tue Wed Thu Fri Sat
1
2
Chelmsford Booster Club Open Meeting 7:00 pm
Chelmsford Booster Club Open Meeting @ The Establishment (2nd floor)
Sep 2 @ 7:00 pm – 9:00 pm
 
3
4
5
6
7
8
9
10
Lions Live 11:45 am
Lions Live
Sep 10 @ 11:45 am – 12:15 pm
 
11
12
13
14
15
16
17
Lions Live 11:45 am
Lions Live
Sep 17 @ 11:45 am – 12:15 pm
 
18
19
20
21
22
CHS Open House 6:30 pm
CHS Open House @ Chelmsford High School
Sep 22 @ 6:30 pm – 8:20 pm
Limited to ONE representative per family. Mask required to enter the building. Students will take home a copy of their schedule for their parent/guardian.
23
24
Lions Live 11:45 am
Lions Live
Sep 24 @ 11:45 am – 12:15 pm
 
25
26
27
28
29
Puerto Rico February Break Trip Informational Meeting 6:30 pm
Puerto Rico February Break Trip Informational Meeting @ Chelmsford High School Learning Commons
Sep 29 @ 6:30 pm – 8:00 pm
Puerto Rico February Break Trip Informational Meeting @ Chelmsford High School Learning Commons
Join us for an informational meeting about our conservation and community service trip to Puerto Rico over February break (Feb. 19-26, 2022) at the Chelmsford high School Learning Commons. Parents and students interested in the trip are encouraged to attend. Do remember that masks are required in all Chelmsford Public…
30

Upcoming Events

See All
Wed
Sep
29
2021
Puerto Rico February Break Trip Informational Meeting @ Chelmsford High School Learning Commons

Join us for an informational meeting about our conservation and community service trip to Puerto Rico over February break (Feb. 19-26, 2022) at the Chelmsford high School Learning Commons. Parents and students interested in the trip are encouraged to attend.

Do remember that masks are required in all Chelmsford Public School buildings.

Sep 29 @ 6:30 pm – 8:00 pm Chelmsford High School Learning Commons
Fri
Oct
1
2021
Oct 1 @ 11:45 am – 12:15 pm
Thu
Oct
7
2021
Oct 7 @ 7:00 pm – 9:00 pm The Establishment (2nd floor)
Fri
Oct
8
2021
Oct 8 @ 11:45 am – 12:15 pm
Fri
Oct
15
2021
Oct 15 @ 11:45 am – 12:15 pm
Wed
Oct
20
2021
Oct 20 @ 6:30 pm – 9:30 pm McCarthy Middle School Library
Fri
Oct
22
2021
Oct 22 @ 11:45 am – 12:15 pm
Fri
Oct
29
2021
Oct 29 @ 11:45 am – 12:15 pm
Thu
Nov
4
2021
Nov 4 @ 7:00 pm – 9:00 pm The Establishment (2nd floor)

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