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For the 2026 school year, there are 6 public high schools serving 1,902 students in Williams County, ND.

The top-ranked public high schools in Williams County, ND are Grenora High School, Ray High School and Tioga High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Williams County, ND public high schools have an average math proficiency score of 18% (versus the North Dakota public high school average of 34%), and reading proficiency score of 43% (versus the 46% statewide average). High schools in Williams County have an average ranking of 2/10, which is in the bottom 50% of North Dakota public high schools.

Williams County, ND public high school have a Graduation Rate of 72%, which is less than the North Dakota average of 79%.

The school with highest graduation rate is Tioga High School, with ≥90% graduation rate. Read more about public school graduation rate statistics in North Dakota or national school graduation rate statistics.

Minority enrollment is 33% of the student body (majority Hispanic), which is more than the North Dakota public high school average of 28% (majority American Indian).