For the 2025 school year, there is 1 private school serving 125 students in Clay County, SD (there are 6 public schools, serving 1,062 public students). 11% of all K-12 students in Clay County, SD are educated in private schools (compared to the SD state average of 9%).
100% of private schools in Clay County, SD are religiously affiliated (most commonly Catholic).
Private Schools in Clay County (2025)
School
Location
Grades
Students
St. Agnes Elementary School
(Catholic)
909 Lewis St
Vermillion, SD 57069
(605) 624-4144
Vermillion, SD 57069
(605) 624-4144
Grades: PK-5
| 125 students
Frequently Asked Questions
How many private schools are located in Clay County, SD?
1 private schools are located in Clay County, SD.
What percentage of students in Clay County go to private school?
11% of all K-12 students in Clay County are educated in private schools (compared to the SD state average of 9%).
What percentage of private schools are religiously affiliated in Clay County?
100% of private schools in Clay County are religiously affiliated (most commonly Catholic).
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