Grass Ranch Colony High School – 15 serves 11 learners in grades 9-12.

The percentage of learners achieving proficiency in math is ≥50% (which is lower than the South Dakota state average of 75%) for the 2011-12 school year. The percentage of learners achieving proficiency in reading/language arts is ≥50% (which is lower than the South Dakota state average of 75%) for the 2011-12 school year.

The learner:teacher ratio of 11:1 is lower than the South Dakota state average of 12:1.

School Overview: Grass Ranch Colony High School – 15’s learner population of 11 learners has decreased by 15% over five school years.

The teacher population of 1 teachers has stayed flat over five school years.

School Comparison: The equity score of Grass Ranch Colony High School – 15 is 0.00, which is less than the equity score at state average of 0.48. The school’s equity has stayed flat over five school years.

Nearby Public Schools: The closest high school to Grass Ranch Colony High School – 15 is Kimball High School – 01 (7.9 miles away)

The closest middle school and elementary school is Grass Ranch Colony Elementary – 13 (0.0 miles away)