The highest-performing public high schools in math in Howard County, Maryland
Across Howard County, Maryland, 13 public high schools are ranked here, ranked by the share of students meeting or exceeding the state math standard. Marriotts Ridge High leads the list at 29.6%, against a median of 14.3% 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 | % Proficient (Math) |
|---|---|---|---|
| 1 | Marriotts Ridge High | Marriottsville, MD | 29.6% |
| 2 | Mount Hebron High | Ellicott City, MD | 20.9% |
| 3 | Centennial High | Ellicott City, MD | 20.3% |
| 4 | Glenelg High | Glenelg, MD | 19.0% |
| 5 | River Hill High | Clarksville, MD | 16.4% |
| 6 | Howard High | Ellicott City, MD | 15.4% |
| 7 | Guilford Park High | Jessup, MD | 14.3% |
| 8 | Reservoir High | Fulton, MD | 13.1% |
| 9 | Atholton High | Columbia, MD | 12.1% |
| 10 | Hammond High | Columbia, MD | 10.5% |
| 11 | Wilde Lake High | Columbia, MD | 10.1% |
| 12 | Oakland Mills High | Columbia, MD | 10.0% |
| 13 | Long Reach High | Columbia, MD | 10.0% |
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