Cohasset Public Schools
Empower Students to Improve Communities
Small school. Big impact.
Welcome to Cohasset Public Schools, a close-knit public school community located in the heart of Massachusetts.
The Cohasset Public School System has 4 schools: Joseph Osgood (PreK-2); Deer Hill (3-5); Cohasset Middle (6-8); Cohasset High (9-12). Cohasset is a highly academic community with 96% of the graduates continuing on to post-secondary education. Standardized measurements such as the Massachusetts Comprehensive assessment Exam (MCAS), SAT, ACT and AP exams show students to test in the above average range. The average class size is 20 with a student:teacher ratio of 13.9 to 1. The school population is around 1,382 students. The school boasts strong activities that center of athletics, music, and the sciences. The school colors are blue and white and the school's mascot is the Skippers. As a coastal community they are able to use the geographic location as part of an outdoor classroom.
Step into the spotlight! Explore dance and theatre opportunities.
Train, compete, and excel with our superior athletic programs—where champions are built.
Experience learning surrounded by a beautiful, scenic campus.
Find your passion through diverse clubs and extracurriculars.
Learn and grow in our modern facilities—designed to support innovation and student success.
Unleash your creativity through vibrant art programs and let imagination come to life.
Discover unique athletic opportunities, including sports not typically offered in public schools.
Get ahead with academic opportunities that prepare you for college and career success.
April 18, 2026
To advance a key priority in our 2025–2030 Strategic Plan, we’ve formed an AI and Technology Task Force that includes administrators, teachers, students, and parents. We want to hear from you. Your...
April 18, 2026
Congratulations to sophomore Katie Kennealy, who will be presenting as a Civics Project Showcase Student Leader at Thayer's James Pener Environmental Stewardship Conference on April 13 with a stude...
April 18, 2026
Congratulations to Caitlin Simms and Nolan Flaherty who were selected as the 2026 South Shore Scholar Athletes representing Cohasset High School! A tremendous combination of talent in the classroom...
April 18, 2026
Congratulations to senior Will Alberti for earning a Gold Medal from the Scholastic Art and Writing Awards. Special thanks to Ms. Anthony for her support. Check out the winning photo, "Dive".
Click on the links to learn more about each organization. Visit our Cohasset Community page to find information about upcoming community events and registrations (i.e.. youth sports, CSCR, Holly Hill events, etc.)
| PSO | Holly Hill Farm | |
| CEF | Safe Harbor Cohasset Coalition | |
| SEPAC | The Massachusetts Partnership for Youth | |
| Town of Cohasset | William James College Interface Referral Service |
