For the 2026 school year, there are 5 public middle schools serving 323 students in Hamlin County, SD.
The top-ranked public middle schools in Hamlin County, SD are Claremont Colony Elementary - 04, Castlewood Middle School - 03 and Estelline Middle School - 03. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Hamlin County, SD public middle schools have an average math proficiency score of 50% (versus the South Dakota public middle school average of 39%), and reading proficiency score of 45% (versus the 49% statewide average). Middle schools in Hamlin County have an average ranking of 6/10, which is in the top 50% of South Dakota public middle schools.
Minority enrollment is 8% of the student body (majority Hispanic), which is less than the South Dakota public middle school average of 42% (majority American Indian).
Best Public Middle Schools in Hamlin County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Claremont Colony Elementary - 04
(Math: <50% | Reading: <50%)
Rank:
Rank:
6/
Top 50%10
46271 184th St
Castlewood, SD 57223
(605) 793-2497
Castlewood, SD 57223
(605) 793-2497
Gr: K-8 | 17 students Student-teacher ratio: 17:1
Rank: #22.
Castlewood Middle School - 03
(Math: 40-44% | Reading: 50-54%)
Rank:
Rank:
5/
Bottom 50%10
310 E Harry St
Castlewood, SD 57223
(605) 793-2497
Castlewood, SD 57223
(605) 793-2497
Gr: 6-8 | 76 students Student-teacher ratio: 19:1 Minority enrollment: 9%
Rank: #3 - 43. - 4.
Estelline Middle School - 03
(Math: 50-54% | Reading: 40-44%)
Rank:
Rank:
5/
Bottom 50%10
708 Davis Ave
Estelline, SD 57234
(605) 873-2201
Estelline, SD 57234
(605) 873-2201
Gr: 6-8 | 60 students Student-teacher ratio: 15:1 Minority enrollment: 20%
Rank: #3 - 43. - 4.
Hamlin Middle School - 02
(Math: 50-54% | Reading: 40-44%)
Rank:
Rank:
5/
Bottom 50%10
44577 188th St
Hayti, SD 57241
(605) 783-3644
Hayti, SD 57241
(605) 783-3644
Gr: 6-8 | 198 students Student-teacher ratio: 20:1 Minority enrollment: 8%
Rank: n/an/a
Ne Ed Services Cooperative - 01
Special Education School
310 5th St
Hayti, SD 57241
(605) 783-3607
Hayti, SD 57241
(605) 783-3607
Gr: K-12
Frequently Asked Questions
What are the top-ranked public middle schools in Hamlin County, SD?
The top-ranked public middle schools in Hamlin County, SD include Claremont Colony Elementary - 04, Castlewood Middle School - 03 and Estelline Middle School - 03.
How many public middle schools are located in Hamlin County?
4 public middle schools are located in Hamlin County.
What is the racial composition of students in Hamlin County?
Hamlin County public middle schools minority enrollment is 8% of the student body (majority Hispanic), which is less than the South Dakota public middle schools average of 42% (majority American Indian).
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