St. Mary's County School District

23160 Moakley Street
Leonardtown, MD 20650
(District boundaries shown in map)
7/
10
Top 50%
For the 2025 school year, there is 1 public charter school serving 540 students in St. Mary's County School District. This district's average charter testing ranking is 9/10, which is in the top 20% of public charter schools in Maryland.
Public Charter School in St. Mary's County School District have an average math proficiency score of 41% (versus the Maryland public charter school average of 14%), and reading proficiency score of 68% (versus the 36% statewide average).
Minority enrollment is 36% of the student body (majority Black), which is less than the Maryland public charter school average of 88% (majority Black).

Overview

This School District
This State (MD)
# Schools
27 Schools
49 Schools
# Students
17,223 Students
24,613 Students
# Teachers
1,065 Teachers
1,625 Teachers
Student : Teacher Ratio
17:1
17:1

District Rank

St. Mary's County School District, which is ranked within the top 50% of all 25 school districts in Maryland (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 90% has decreased from 94% over five school years.
This School District
State Average (MD)
#8 out of 25 school districts
(Top 50%)
This chart displays the overall district rank of St. Mary's County   School District, with the latest 2021-22 school year data.
33%
25%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Math of St. Mary's County   School District and the percentage of public school students that scored at or above 'proficient' levels in Math of Maryland by year, with the latest 2021-22 school year data.
52%
45%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of St. Mary's County   School District and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Maryland by year, with the latest 2021-22 school year data.
40%
36%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Science of St. Mary's County   School District and the percentage of public school students that scored at or above 'proficient' levels in Science of Maryland by year, with the latest 2021-22 school year data.
90%
86%
This chart displays public school graduation rate of St. Mary's County   School District and public school graduation rate of Maryland by year, with the latest 2021-22 school year data.

Students by Ethnicity:

0.60
0.46
# American Indian Students
35 Students
71 Students
% American Indian Students
n/a
n/a
# Asian Students
416 Students
444 Students
% Asian Students
3%
2%
# Hispanic Students
1,541 Students
2,665 Students
% Hispanic Students
9%
11%
# Black Students
3,342 Students
17,753 Students
% Black Students
19%
72%
# White Students
10,279 Students
2,842 Students
% White Students
60%
12%
# Hawaiian Students
27 Students
30 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
1,583 Students
799 Students
% of Two or more races Students
9%
3%

Students by Grade:

# Students in PK Grade:
517
589
# Students in K Grade:
1,133
1,996
# Students in 1st Grade:
1,190
2,192
# Students in 2nd Grade:
1,252
2,220
# Students in 3rd Grade:
1,326
2,172
# Students in 4th Grade:
1,260
2,201
# Students in 5th Grade:
1,276
2,108
# Students in 6th Grade:
1,250
2,654
# Students in 7th Grade:
1,296
2,545
# Students in 8th Grade:
1,282
2,400
# Students in 9th Grade:
1,519
1,083
# Students in 10th Grade:
1,411
919
# Students in 11th Grade:
1,329
815
# Students in 12th Grade:
1,182
719
# Ungraded Students:
-
-

District Revenue and Spending

The revenue/student of $16,875 in this school district is less than the state median of $19,554. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $16,241 is less than the state median of $18,481. The school district spending/student has stayed relatively flat over four school years.
This School District
This State (MD)
Total Revenue
$291 MM
$17,412 MM
This chart displays total revenue of St. Mary's County   School District and median value from total revenues of all school districts in Maryland by year, with the latest 2020-21 school year data.
Spending
$280 MM
$16,456 MM
This chart displays total spending of St. Mary's County   School District and median value from total spendings of all school districts in Maryland by year, with the latest 2020-21 school year data.
Revenue / Student
$16,875
$19,554
This chart displays average revenue per public school student in St. Mary's County   School District and average revenue per public school student of all school districts in Maryland by year, with the latest 2020-21 school year data.
Spending / Student
$16,241
$18,481
This chart displays average spending per public school student in St. Mary's County   School District and average spending per public school student of all school districts in Maryland by year, with the latest 2020-21 school year data.

Best St. Mary's County School District Public Charter Schools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Chesapeake Charter School
Charter School
(Math: 41% | Reading: 68%)
Rank:
9/
10
Top 20%
20945 Great Mills Road
Lexington Park, MD 20653
(301) 863-9585
Grades: K-8
| 540 students

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Quick Stats (2025)

  • District size: 27 schools
  • Grades: PK-12
  • Enrollment: 17,223 students
  • Student:Teacher Ratio: 17:1
  • Minority Enrollment: 40%
  • : 90% (Btm 50% in MD)
  • : Top 50%
  • : 33% (Top 50%)
  • : 52% (Top 50%)
  • : 40% (Top 50%)
  • Source: National Center for Education Statistics (NCES), MD Dept. of Education

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