For the 2024-25 school year, there are 15 public schools serving 2,004 students in Charles Mix County, SD. Charles Mix County has one of the highest concentrations of top ranked public schools in South Dakota.
The top ranked public schools in Charles Mix County, SD are Cedar Grove Colony Elementary - 14, Lakeview Colony Elementary - 05 and Platte - Geddes Elementary - 02. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Charles Mix County, SD public schools have an average math proficiency score of 44% (versus the South Dakota public school average of 43%), and reading proficiency score of 49% (versus the 51% statewide average). Schools in Charles Mix County have an average ranking of 4/10, which is in the bottom 50% of South Dakota public schools.
Minority enrollment is 57% of the student body (majority American Indian), which is more than the South Dakota public school average of 32% (majority American Indian).
Best Public Schools in Charles Mix County (2024-25)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Cedar Grove Colony Elementary - 14
Magnet School
(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
Grades: K-8
| 42 students
Rank: #22.
Lakeview Colony Elementary - 05
Magnet School
(Math: 60-79% | Reading: 60-79%)
Rank:
Rank:
10/
Top 10%10
28748 386th Ave
Lake Andes, SD 57356
(605) 487-7655
Lake Andes, SD 57356
(605) 487-7655
Grades: K-8
| 26 students
Rank: #33.
Platte - Geddes Elementary - 02
Magnet School
(Math: 80-84% | Reading: 65-69%)
Rank:
Rank:
10/
Top 10%10
401 S Iowa Av
Platte, SD 57369
(605) 337-2468
Platte, SD 57369
(605) 337-2468
Grades: K-5
| 219 students
Rank: #44.
Platte - Geddes Jr. High - 03
Magnet School
(Math: 60-64% | Reading: 60-64%)
Rank:
Rank:
9/
Top 20%10
400 Illinois Ave
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Grades: 6-8
| 109 students
Rank: #55.
Wagner High School - 01
Magnet School
(Math: 30-39% | Reading: 80-89%)
Rank:
Rank:
8/
Top 30%10
101 Walnut Ave Sw
Wagner, SD 57380
(605) 384-5426
Wagner, SD 57380
(605) 384-5426
Grades: 9-12
| 180 students
Rank: #66.
Platte Colony Elementary - 10
Magnet School
(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
Grades: K-8
| 23 students
Rank: #7 - 87. - 8.
Andes Central High School - 01
Magnet School
(Math: <50% | Reading: <50%)
Rank:
Rank:
6/
Top 50%10
1001 High St
Lake Andes, SD 57356
(605) 487-7671
Lake Andes, SD 57356
(605) 487-7671
Grades: 9-12
| 63 students
Rank: #7 - 87. - 8.
Tripp-delmont Jr. High - 02
Magnet School
(Math: <50% | Reading: <50%)
Rank:
Rank:
6/
Top 50%10
105 S Sloan
Pickstown, SD 57367
(605) 935-6766
Pickstown, SD 57367
(605) 935-6766
Grades: 7-8
| 15 students
Rank: #99.
Platte - Geddes High School - 01
Magnet School
(Math: 20-29% | Reading: 60-69%)
Rank:
Rank:
4/
Bottom 50%10
400 Illinois Ave
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Grades: 9-12
| 119 students
Rank: #1010.
Wagner Elementary - 02
Magnet School
(Math: 45-49% | Reading: 35-39%)
Rank:
Rank:
4/
Bottom 50%10
101 Walnut Ave Sw
Wagner, SD 57380
(605) 384-3393
Wagner, SD 57380
(605) 384-3393
Grades: K-4
| 345 students
Rank: #1111.
Wagner Middle School - 03
Magnet School
(Math: 26% | Reading: 44%)
Rank:
Rank:
2/
Bottom 50%10
101 Walnut Ave Sw
Wagner, SD 57380
(605) 384-3913
Wagner, SD 57380
(605) 384-3913
Grades: 5-8
| 264 students
Rank: #1212.
Andes Central Elementary - 02
Magnet School
(Math: 30-34% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
1001 High St
Lake Andes, SD 57356
(605) 487-5243
Lake Andes, SD 57356
(605) 487-5243
Grades: PK-5
| 189 students
Rank: #1313.
Andes Central Middle School - 04
Magnet School
(Math: 20-29% | Reading: 20-29%)
Rank:
Rank:
2/
Bottom 50%10
1001 High St
Lake Andes, SD 57356
(605) 487-5207
Lake Andes, SD 57356
(605) 487-5207
Grades: 6-8
| 62 students
Rank: n/an/a
Early Learning Center - 04
Magnet School
101 Walnut Ave Sw
Wagner, SD 57380
(605) 384-4354
Wagner, SD 57380
(605) 384-4354
Grades: PK
| 116 students
Rank: n/an/a
Marty Indian School
Magnet School
100 South Main
Marty, SD 57361
(605) 384-2212
Marty, SD 57361
(605) 384-2212
Grades: K-12
| 232 students
Charles Mix County Public Schools (Closed)
School
Location
Grades
Students
400 Illinois Ave
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Grades: n/a
| n/a students
Po Box 197
Geddes, SD 57342
(605) 337-3382
Geddes, SD 57342
(605) 337-3382
Grades: PK-6
| 47 students
Po Box 197
Geddes, SD 57342
(605) 337-3382
Geddes, SD 57342
(605) 337-3382
Grades: 7-8
| 12 students
Po Box 140
Platte, SD 57369
(605) 337-2468
Platte, SD 57369
(605) 337-2468
Grades: K-8
| 6 students
28949 377th Ave
Lake Andes, SD 57356
(605) 487-7655
Lake Andes, SD 57356
(605) 487-7655
Grades: K-8
| 22 students
Po Box 140
Platte, SD 57369
(605) 337-2468
Platte, SD 57369
(605) 337-2468
Grades: K-8
| 24 students
35271 270th St
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Grades: n/a
| n/a students
Po Box 140
Platte, SD 57369
(605) 337-2468
Platte, SD 57369
(605) 337-2468
Grades: PK-6
| 177 students
Po Box 140
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Grades: 7-8
| 55 students
400 S Illinois Ave
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Grades: 9-12
| n/a students
400 S Illinois Ave
Platte, SD 57369
(605) 337-3391
Platte, SD 57369
(605) 337-3391
Grades: 6-8
| n/a students
Frequently Asked Questions
What are the top ranked public schools in Charles Mix County, SD?
The top ranked public schools in Charles Mix County, SD include Cedar Grove Colony Elementary - 14, Lakeview Colony Elementary - 05 and Platte - Geddes Elementary - 02. Charles Mix County has one of the highest concentrations of top ranked public schools in South Dakota.
How many public schools are located in Charles Mix County?
15 public schools are located in Charles Mix County.
What is the racial composition of students in Charles Mix County?
Charles Mix County public schools minority enrollment is 57% of the student body (majority American Indian), which is more than the South Dakota public schools average of 32% (majority American Indian).
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