The public schools with the highest student-to-teacher ratios in Lewis and Clark County, Montana
18 public schools in Lewis and Clark County, Montana appear in this ranking of the public schools with the highest student-to-teacher ratios, ranked by the most students per teacher, a proxy for larger classes. East Helena High School leads the list at 21.9:1, against a median of 16.3:1 across the ranked schools.
The table below is sortable and filterable, and the full list downloads as a CSV. Figures come from federal NCES enrollment data and, where applicable, state assessment results for 2024-25.
| # | School | City | Ratio |
|---|---|---|---|
| 1 | East Helena High School | East Helena, MT | 21.9:1 |
| 2 | East Valley Middle School | East Helena, MT | 21.3:1 |
| 3 | Radley Elementary School | East Helena, MT | 20.2:1 |
| 4 | Jefferson School | Helena, MT | 19.2:1 |
| 5 | Jim Darcy School | Helena, MT | 18.8:1 |
| 6 | Rossiter School | Helena, MT | 17.4:1 |
| 7 | Helena Middle School | Helena, MT | 17.1:1 |
| 8 | Four Georgians School | Helena, MT | 16.9:1 |
| 9 | C R Anderson Middle Schl | Helena, MT | 16.4:1 |
| 10 | Capital High School | Helena, MT | 16.3:1 |
| 11 | Prickly Pear Elem | East Helena, MT | 16.2:1 |
| 12 | Helena High School | Helena, MT | 15.6:1 |
| 13 | Warren School | Helena, MT | 15.6:1 |
| 14 | Bryant School | Helena, MT | 14.1:1 |
| 15 | Central School | Helena, MT | 13.9:1 |
| 16 | Smith School | Helena, MT | 13.5:1 |
| 17 | Kessler Elementary School | Helena, MT | 13.2:1 |
| 18 | Broadwater School | Helena, MT | 12.5:1 |
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