Top 5 Best Morton County Public High Schools (2025)

For the 2025 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 26% (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 2/10, 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 81%.

The school with highest graduation rate is Mandan High School, with 89% 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 28% (majority American Indian).