Chelsea High School (CHS) is a public high school located in Chelsea, Michigan, United States. It is part of the Chelsea School District.
The demographic breakdown of the 750 students enrolled in 2024-2025 was:
A total of 67 students (8.9%) were eligible for free or reduced price lunches.
Chelsea is a member of the Southeastern Conference and the Michigan High School Athletic Association MHSAA SEC. It is a Class B school and competes in Division 2 in all sports except for ice hockey, men's and women's swimming and diving, football, and men's and women's tennis which are Division 3.