Best Morton County Public High Schools (2026)

For the 2026 school year, there are 8 public high schools serving 1,674 students in Morton County, ND.

The top-ranked public high schools in Morton County, ND are Hebron High School, Glen Ullin High School and Marmot School 6-12. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Morton County, ND public high schools have an average math proficiency score of 35% (versus the North Dakota public high school average of 34%), and reading proficiency score of 36% (versus the 46% statewide average). High schools in Morton County have an average ranking of 4/10, which is in the bottom 50% of North Dakota public high schools.

Morton County, ND public high school have a Graduation Rate of 78%, which is less than the North Dakota average of 79%.

The school with highest graduation rate is Mandan High School, with 87% graduation rate. Read more about public school graduation rate statistics in North Dakota or national school graduation rate statistics.

Minority enrollment is 20% of the student body (majority American Indian and Hispanic), which is less than the North Dakota public high school average of 29% (majority American Indian and Hispanic).