For the 2026-27 school year, there are 3 public middle schools serving 160 students in Platte, SD.
The top-ranked public middle schools in Platte, SD are Cedar Grove Colony Elementary - 14, Platte - Geddes Jr. High - 03 and Platte Colony Elementary - 10. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Platte, SD public middle schools have an average math proficiency score of 60% (versus the South Dakota public middle school average of 39%), and reading proficiency score of 62% (versus the 49% statewide average). Middle schools in Platte have an average ranking of 10/10, which is in the top 10% of South Dakota public middle schools.
Minority enrollment is 8% of the student body (majority American Indian and Hispanic), which is less than the South Dakota public middle school average of 42% (majority American Indian).
Best Public Middle Schools in Platte, SD (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Cedar Grove Colony Elementary - 14
(Math: ≥80% | Reading: 60-79%)
Rank:
Rank:
10/
Top 5%10
36926 266th St
Platte, SD 57369
(605) 337-2468
Platte, SD 57369
(605) 337-2468
Gr: K-8 | 44 students Student-teacher ratio: 15:1
Rank: #22.
Platte - Geddes Jr. High - 03
(Math: 55-59% | Reading: 60-64%)
Rank:
Rank:
9/
Top 20%10
400 Illinois Ave
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Gr: 6-8 | 94 students Student-teacher ratio: 13:1 Minority enrollment: 13%
Rank: #33.
Platte Colony Elementary - 10
(Math: ≥50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
35271 270 St
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Gr: K-8 | 22 students Student-teacher ratio: 7:1
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 middle schools in Platte, SD?
The top-ranked public middle schools in Platte, SD include Cedar Grove Colony Elementary - 14, Platte - Geddes Jr. High - 03 and Platte Colony Elementary - 10.
How many public middle schools are located in Platte?
3 public middle schools are located in Platte.
What is the racial composition of students in Platte?
Platte public middle schools minority enrollment is 8% of the student body (majority American Indian and Hispanic), which is less than the South Dakota public middle schools average of 42% (majority American Indian).
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