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Howard County schools ranked by test score

Latest MCAP year (2024-25). 13 schools in Howard County, Maryland with reported Mathematics scores. Maryland state average: 35.7%.
RankSchoolLevelMathematicsvs state
1Marriotts Ridge High
Marriottsville · Howard County Public Schools
High29.6%-6.1pp
2Mount Hebron High
Ellicott City · Howard County Public Schools
High20.9%-14.8pp
3Centennial High
Ellicott City · Howard County Public Schools
High20.3%-15.4pp
4Glenelg High
Glenelg · Howard County Public Schools
High19.0%-16.7pp
5River Hill High
Clarksville · Howard County Public Schools
High16.4%-19.3pp
6Howard High
Ellicott City · Howard County Public Schools
High15.4%-20.3pp
7Guilford Park High
Jessup · Howard County Public Schools
High14.3%-21.4pp
8Reservoir High
Fulton · Howard County Public Schools
High13.1%-22.6pp
9Atholton High
Columbia · Howard County Public Schools
High12.1%-23.6pp
10Hammond High
Columbia · Howard County Public Schools
High10.5%-25.2pp
11Wilde Lake High
Columbia · Howard County Public Schools
High10.1%-25.6pp
12Long Reach High
Columbia · Howard County Public Schools
High10.0%-25.7pp
13Oakland Mills High
Columbia · Howard County Public Schools
High10.0%-25.7pp

About this ranking

Schools are ranked by the percentage of students who scored at or above the MCAP % Proficient (Levels 3-4) threshold on the latest available MCAP Mathematics test (school year 2024-25). Only public schools in Howard County, Maryland with a reasonable cohort size are shown. A higher percentage is better.

The comparison column shows the gap to the Maryland statewide enrollment-weighted average. To compare against neighboring counties, use the full Maryland ranking.