St Mary Catholic School
Dell Rapids · SD · Catholic religious-affiliated · K-12 combined
Similar nearby schools
Most similar nearby schools
St Mary Grade School → O'Gorman High School → Cornerstone School → Sioux Falls Christian Schools → Education & Integration Services → Sioux Falls Lutheran School → Sioux Falls Lutheran School → Choices Jr. High →Keep this page current
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How St Mary Catholic School compares for families
What families should know about St Mary Catholic School.
- ▸ LocallySD students outperform the US average on NAEP 8th-grade math (+7 points).
- ▸ vs Similar SchoolsThe closest comparables nearby: St Mary Grade School, O'Gorman High School, Cornerstone School and 5 more. See the sidebar to compare side-by-side.
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Your state's public flagship
University of South Dakota
The in-state tuition gap is the flagship's biggest draw — most in-state families pay far less than the out-of-state sticker. Average net price after aid runs about $19,858/yr. Admission odds depend on your student's GPA and test scores, not which high school they attend.
Source: IPEDS admissions, tuition & enrollment + College Scorecard net price. Flagship = the state's primary public research university.
Not enough enrollment history on file to chart a trend for this school yet.
Most similar nearby high schools
The schools most like this one — same type, blended on distance and size — and where their enrollment is heading. These are the schools families here weigh against each other.
| School | Type | Miles | HS enrollment | Trend |
|---|---|---|---|---|
| St Mary Grade School Dell Rapids |
Private | 0.0 | 233 | +11.5% |
| O'Gorman High School Sioux Falls |
Private | 21.6 | 2,200 | +186.5% |
| Cornerstone School Sioux Falls |
Private | 21.6 | 39 | — |
| Sioux Falls Christian Schools Sioux Falls |
Private | 23.5 | 1,295 | +21.8% |
| Education & Integration Services Sioux Falls |
Private | 16.1 | 27 | — |
| Sioux Falls Lutheran School Sioux Falls |
Private | 24.1 | 241 | +56.5% |
| Sioux Falls Lutheran School Sioux Falls |
Private | 24.1 | 233 | — |
| Choices Jr. High Sioux Falls |
Private | 22.2 | 7 | — |
At a glance
JSON · Using this page with an AI assistantSt Mary Catholic School is a private high school in Dell Rapids, SD, enrolling 233 students in grades 9-12 in 2022.
Sources: National Center for Education Statistics (enrollment), the federal Civil Rights Data Collection and EDFacts, state education agencies where named, and the school's own published documents where named.
Questions families ask
How many students attend St Mary Catholic School? St Mary Catholic School is a private high school in Dell Rapids, SD, enrolling 233 students in grades 9-12 in 2022.
Analysis: Test Prep Gurus (High School Reach, highschoolreach.com). These figures may be quoted with attribution to Test Prep Gurus.
What does AI tell parents about St Mary Catholic School?
When a parent asks an AI assistant about St Mary Catholic School, the answer is built from a handful of sources, and Reach is often one of them. We will send the admissions office a short report on what AI says about St Mary Catholic School and where it comes from. The first report is free.
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Related reading
AP courses · October 2026
Test scores · October 2026