Green Mountain High School is a public high school in the western part of the city of Lakewood in Jefferson County, Colorado, United States.

[2] It is administered by Jefferson County Public Schools.

Green Mountain High School offers the following athletic programs:[3] Green Mountain High School opened in 1973 and graduated its first class of students in 1975.

There were no seniors the first year it operated as the school system felt it would be unfair to transfer students from Bear Creek High School to a new school for their senior year.

The Second Wind Fund, a suicide prevention program, was founded in response to the suicide cluster involving four Green Mountain High School students.