For the 2026 school year, there are 2 public high schools serving 120 students in Platte, SD.
The top-ranked public high school in Platte, SD is Platte - Geddes High School - 01. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Platte, SD public high schools have an average math proficiency score of 30% (versus the South Dakota public high school average of 40%), and reading proficiency score of 65% (versus the 63% statewide average). High schools in Platte have an average ranking of 4/10, which is in the bottom 50% of South Dakota public high schools.
Platte, SD public high school have a Graduation Rate of 90%, which is more than the South Dakota average of 82%.
The school with highest graduation rate is Platte - Geddes High School - 01, with ≥90% graduation rate. Read more about public school graduation rate statistics in South Dakota or national school graduation rate statistics.
Minority enrollment is 10% of the student body (majority American Indian), which is less than the South Dakota public high school average of 35% (majority American Indian).
Best Public High Schools in Platte, SD (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Platte - Geddes High School - 01
(Math: 21-39% | Reading: 60-69%)
Rank:
Rank:
5/
Bottom 50%10
400 Illinois Ave
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Gr: 9-12 | 120 students Student-teacher ratio: 11:1 Minority enrollment: 10%
Rank: n/an/a
400 S Illinois Ave
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Gr: 9-12
Platte, South Dakota Public Schools (Closed)
School
Location
Quick Facts
Po Box 140
Platte, SD 57369
(605) 337-2468
Platte, SD 57369
(605) 337-2468
Gr: K-8 | 6 students
Po Box 140
Platte, SD 57369
(605) 337-2468
Platte, SD 57369
(605) 337-2468
Gr: K-8 | 24 students Student-teacher ratio: 12:1
Po Box 140
Platte, SD 57369
(605) 337-2468
Platte, SD 57369
(605) 337-2468
Gr: PK-6 | 177 students Student-teacher ratio: 13:1 Minority enrollment: 1%
Po Box 140
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Gr: 9-12 | 136 students Student-teacher ratio: 12:1
Po Box 140
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Gr: 7-8 | 55 students Student-teacher ratio: 14:1
Frequently Asked Questions
What are the top-ranked public high schools in Platte, SD?
The top-ranked public high schools in Platte, SD include Platte - Geddes High School - 01.
How many public high schools are located in Platte?
2 public high schools are located in Platte.
What is the racial composition of students in Platte?
Platte public high schools minority enrollment is 10% of the student body (majority American Indian), which is less than the South Dakota public high schools average of 35% (majority American Indian).
Recent Articles
Preventing Suicide in Schools: 2026 Guide for Educators
Learn updated 2026 strategies for preventing suicide in schools, including warning signs, intervention plans, and school-wide mental health support.
The Impact of Social Media on Students (2026 Update)
Explore the impact of social media on students in 2026, including academic, mental health, and safety insights for parents and educators.
Building a Summer Reading Plan That Keeps Kids Engaged
Learn how to build a summer reading plan that keeps kids engaged, motivated, and improving literacy skills throughout the break.