Centennial High

Grades 9–12 Public District: Howard County Public Schools

4300 Centennial Ln, Ellicott City, MD 21042 Map

Low income

19%

free or reduced-price lunch

Students

1,377

2024-25

Students per teacher

17.0

2024-25

Test score trends

Test scores for Maryland are not available yet — enrollment and demographics are shown below. We are adding states one at a time.

Race and ethnicity, 2024-25

Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).


Homewood School Grades 6–12 Alternative · Howard County Public Schools	1.6 mi	—	—	—	Not enough years of data	46%	109	Black 37%
Applications and Research Laboratory Grades 9–12 Alternative · Howard County Public Schools	1.8 mi	—	—	—	Not enough years of data	—	0
Wilde Lake High Grades 9–12 · Howard County Public Schools	2.5 mi	—	—	—	Not enough years of data	43%	1,197	Black 45%
Oakland Mills High Grades 9–12 · Howard County Public Schools	3.4 mi	—	—	—	Not enough years of data	43%	1,413	Black 45%
Howard High Grades 9–12 · Howard County Public Schools	3.5 mi	—	—	—	Not enough years of data	20%	1,493	White 35%
Mount Hebron High Grades 9–12 · Howard County Public Schools	3.5 mi	—	—	—	Not enough years of data	19%	1,455	White 37%
River Hill High Grades 9–12 · Howard County Public Schools	4.1 mi	—	—	—	Not enough years of data	8%	1,383	Asian 42%
Long Reach High Grades 9–12 · Howard County Public Schools	4.5 mi	—	—	—	Not enough years of data	38%	1,334	Hispanic 30%
Atholton High Grades 9–12 · Howard County Public Schools	4.5 mi	—	—	—	Not enough years of data	23%	1,540	Black 32%