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Howard County Public Schools

10910 Clarksville Pike
Ellicott City, MD 21042
(District boundaries shown in map)
10/
10
Top 10%

Top Rankings

Howard County Public Schools ranks among the top 20% of public school district in Maryland for:

Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 10%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 10%)
Science Proficiency
Highest science proficiency (Top 5%)
Diversity
Most diverse schools (Top 1%)
For the 2025-26 school year, there are 16 public high schools serving 18,517 students in Howard County Public Schools. This district's average high testing ranking is 10/10, which is in the top 5% of public high schools in Maryland.
Public High Schools in Howard County Public Schools have an average math proficiency score of 57% (versus the Maryland public high school average of 34%), and reading proficiency score of 70% (versus the 56% statewide average).
Public High School in Howard County Public School have a Graduation Rate of 93%, which is more than the Maryland average of 86%.
The school with highest graduation rate is Marriotts Ridge High School, with ≥99% graduation rate. Read more about public school graduation rate statistics in Maryland or national school graduation rate statistics.
Minority enrollment is 70% of the student body (majority Black and Asian), which is more than the Maryland public high school average of 68% (majority Black).

Overview

This School District
This State (MD)
# Schools
78 Schools
287 Schools
# Students
57,633 Students
285,722 Students
# Teachers
4,331 Teachers
18,478 Teachers
Student-Teacher Ratio
13:1
13:1

Student By Grade

District Rank

Howard County Public Schools, which is ranked within the top 10% of all 25 school districts in Maryland (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 92% has stayed relatively flat over five school years.
This School District
State Average (MD)
#2 out of 25 school districts
(Top 10%)
46%
27%
58%
45%
52%
36%
92%
86%

Students by Ethnicity:

0.77
0.73
% American Indian
n/a
n/a
% Asian
24%
7%
% Hispanic
14%
22%
% Black
25%
34%
% White
30%
32%
% Hawaiian
n/a
n/a
% Two or more races
7%
5%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $20,108 is higher than the state median of $19,556. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $18,798 is higher than the state median of $18,483. The school district spending/student has stayed relatively flat over four school years.
This School District
This State (MD)
Total Revenue
$1,159 MM
$17,412 MM
Spending
$1,083 MM
$16,456 MM
Revenue / Student
$20,108
$19,556
Spending / Student
$18,798
$18,483

Best Howard County Public Schools Public High Schools (2025-26)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
River Hill High School
(Math: 84% | Reading: 87%)
Rank:
10/
10
Top 1%
12101 Clarksville Pike
Clarksville, MD 21029
(410) 313-7120
Gr: 9-12 | 1,462 student Student-teacher ratio: 17:1 Minority enrollment: 64%
Rank: #22.
Centennial High School
(Math: 77% | Reading: 88%)
Rank:
10/
10
Top 1%
4300 Centennial Ln
Ellicott City, MD 21042
(410) 313-2856
Gr: 9-12 | 1,364 student Student-teacher ratio: 16:1 Minority enrollment: 66%
Rank: #33.
Mount Hebron High School
(Math: 71% | Reading: 85%)
Rank:
10/
10
Top 5%
9440 Old Frederick Road
Ellicott City, MD 21042
(410) 313-2880
Gr: 9-12 | 1,518 student Student-teacher ratio: 15:1 Minority enrollment: 62%
Rank: #44.
Marriotts Ridge High School
(Math: 73% | Reading: 80%)
Rank:
10/
10
Top 5%
12100 Woodford Dr
Marriottsville, MD 21104
(410) 313-5568
Gr: 9-12 | 1,701 student Student-teacher ratio: 17:1 Minority enrollment: 67%
Rank: #55.
Glenelg High School
(Math: 73% | Reading: 73%)
Rank:
10/
10
Top 5%
14025 Burnt Woods Rd
Glenelg, MD 21737
(410) 313-5528
Gr: 9-12 | 1,367 student Student-teacher ratio: 16:1 Minority enrollment: 39%
Rank: #66.
Howard High School
(Math: 60% | Reading: 79%)
Rank:
10/
10
Top 10%
8700 Old Annapolis Rd
Ellicott City, MD 21043
(410) 313-2867
Gr: 9-12 | 1,529 student Student-teacher ratio: 15:1 Minority enrollment: 64%
Rank: #77.
Atholton High School
(Math: 58% | Reading: 66%)
Rank:
9/
10
Top 20%
6520 Freetown Rd
Columbia, MD 21044
(410) 313-7065
Gr: 9-12 | 1,498 student Student-teacher ratio: 16:1 Minority enrollment: 72%
Rank: #88.
Reservoir High School
(Math: 43% | Reading: 66%)
Rank:
9/
10
Top 20%
11550 Scaggsville Rd
Fulton, MD 20759
(410) 888-8850
Gr: 9-12 | 1,729 student Student-teacher ratio: 15:1 Minority enrollment: 77%
Rank: #99.
Hammond High School
(Math: 35% | Reading: 62%)
Rank:
8/
10
Top 30%
8800 Guilford Rd
Columbia, MD 21046
(410) 313-7615
Gr: 9-12 | 1,167 student Student-teacher ratio: 14:1 Minority enrollment: 79%
Rank: #1010.
Oakland Mills High School
(Math: 26% | Reading: 67%)
Rank:
7/
10
Top 50%
9410 Kilimanjaro Rd
Columbia, MD 21045
(410) 313-6945
Gr: 9-12 | 1,422 student Student-teacher ratio: 13:1 Minority enrollment: 85%
Rank: #1111.
Wilde Lake High School
(Math: 42% | Reading: 36%)
Rank:
6/
10
Top 50%
5460 Trumpeter Rd
Columbia, MD 21044
(410) 313-6965
Gr: 9-12 | 1,270 student Student-teacher ratio: 13:1 Minority enrollment: 77%
Rank: #1212.
Long Reach High School
(Math: 29% | Reading: 46%)
Rank:
6/
10
Top 50%
6101 Old Dobbin Ln
Columbia, MD 21045
(410) 313-7117
Gr: 9-12 | 1,448 student Student-teacher ratio: 13:1 Minority enrollment: 76%
Rank: #1313.
Homewood School
Alternative School
(Math: ≤20% | Reading: <50%)
Rank:
6/
10
Top 50%
10914 Clarksville Pike
Ellicott City, MD 21042
(410) 313-7081
Gr: 6-12 | 131 students Student-teacher ratio: 3:1 Minority enrollment: 68%
Rank: #1414.
Cedar Lane Special Center
Special Education School
(Math: 11-19% | Reading: ≤10%)
Rank:
2/
10
Bottom 50%
11630 Scaggsville Rd
Fulton, MD 20759
(410) 888-8800
Gr: PK-12 | 132 students Student-teacher ratio: 4:1 Minority enrollment: 83%
Rank: n/an/a
Applications And Research Laboratory
Alternative School
10920 Clarksville Pike
Ellicott City, MD 21042
(410) 313-6698
Gr: 9-12
Rank: n/an/a
8500 Ridgelys Run Rd
Jessup, MD 20794
(410) 313-7430
Gr: 9-10 | 779 students Student-teacher ratio: 14:1 Minority enrollment: 80%

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Quick Facts (2025-26)

  • District size: 78 schools
  • Grades: PK-12
  • Enrollment: 57,633 students
  • Student-Teacher Ratio: 13:1
  • Minority Enrollment: 70%
  • : 92% (Top 30% in MD)
  • : Top 10%
  • : 46% (Top 10%)
  • : 58% (Top 10%)
  • : 52% (Top 5%)
  • Source: National Center for Education Statistics (NCES), MD Dept. of Education

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