St. Mary's County Public Schools School District
School District · Leonardtown, Maryland
Avg Rating
6.6
out of 10
Schools
26
19 elem, 4 mid, 3 high
Enrollment
17,223
Student-Teacher Ratio
15.7:1
Avg Rating
6.6
out of 10
Schools
26
19 elem, 4 mid, 3 high
Enrollment
17,223
Student-Teacher Ratio
15.7:1
Evaluating St. Mary's County Public Schools?
A district shares budget, policy, and attendance zones across its schools — use this page to judge St. Mary's County Public Schools as a whole, then compare how its individual schools differ.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
White Marsh Elementary
Mechanicsville · Elementary. Compare this profile against district averages, level fit, and attendance-zone reality below.
Captain Walter Francis Duke Elementary
Leonardtown · Elementary. Compare this profile against district averages, level fit, and attendance-zone reality below.
Chesapeake Charter School
Lexington Park · Elementary. Compare this profile against district averages, level fit, and attendance-zone reality below.
How this district compares
Maryland rank
#14 of 24
districts by avg. composite
Vs. state average
+0.3
above Maryland avg
Per-pupil spending
$17,088
$1,202 vs Maryland median
District size
17,223 students
Typical than Maryland median
The short answer
St. Mary's County Public Schools ranks #14 of 24 Maryland districts by overall school rating. St. Mary's County Public Schools's schools with real test data average 6.6/10 across 26 schools. Its top-rated schools are White Marsh Elementary (8.9/10), Captain Walter Francis Duke Elementary (8.7/10), and Chesapeake Charter School (8.4/10). Schools with estimated (proxy) scores are excluded from this ranking.
Rates 8.9/10 despite 34% of students being economically disadvantaged. That's about 2.0 points higher than its student-poverty level predicts. Roughly as clean a case of strong results without an affluent-ZIP price tag as you'll find among St. Mary's County Public Schools schools.
Top-Rated Schools in St. Mary's County Public Schools
Ranked by MySchoolScout composite rating using only schools with real test data (26 of 26). "Value" = points above what student poverty predicts. Estimated (proxy) scores are excluded.
| # | School | Rating |
|---|---|---|
| 1 | White Marsh Elementary | 8.9 / 10 |
| 2 | Captain Walter Francis Duke Elementary | 8.7 / 10 |
| 3 | Chesapeake Charter School | 8.4 / 10 |
| 4 | Oakville Elementary | 8.1 / 10 |
| 5 | Leonardtown Middle | 7.3 / 10 |
| 6 | Evergreen Elementary School | 7.3 / 10 |
| 7 | Hollywood Elementary | 7.2 / 10 |
| 8 | Dynard Elementary | 7.1 / 10 |
| 9 | Green Holly Elementary School | 7.0 / 10 |
| 10 | Leonardtown Elementary | 7.0 / 10 |
See all 26 schools — including those with estimated data — in the full directory below. How we rate schools.
About St. Mary's County Public Schools
St. Mary's County Public Schools is a Leonardtown, Maryland school district serving 26 schools.The district educates 17,223 students with a student-teacher ratio of 15.7:1. District-level spending was $17,088 per student in fiscal year 2023 (NCES F-33).
With an average rating of 6.6/10, St. Mary's County Public Schools demonstrates solid academic performance.
The highest-rated school in the district is White Marsh Elementary, which has a composite score of 8.9/10.
In standardized testing, St. Mary's County Public Schools students show an average math proficiency of 56.7% and ELA proficiency of 59.7%.
The district includes 19 elementary schools, 4 middle schools, and 3 high schools.
District Map
Schools in St. Mary's County Public Schools, colored by MySchoolScout rank. Click a pin for details.
District Average Test Scores
Average proficiency across all schools in St. Mary's County Public Schools with test data.
Schools in St. Mary's County Public Schools
26 schoolsElementary Schools19
Middle Schools4
District Details
- State
- Maryland
- City
- Leonardtown
- Total Enrollment
- 17,223
- Teachers (FTE)
- 1,100
- District spending per student
- $17,088NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- Child poverty rate
- 9.3%Census SAIPE · 2024
- District directory year
- 2023
Frequently Asked Questions
How many schools are in St. Mary's County Public Schools?
St. Mary's County Public Schools has 26 schools in total — 19 elementary, 4 middle, and 3 high schools. You can explore each school's ratings and details on this page.
What is the average rating for St. Mary's County Public Schools?
The average composite rating for St. Mary's County Public Schools is 6.6/10. This score is calculated from the individual ratings of all schools with academic data in the district.
What is the district spending per student in St. Mary's County Public Schools?
St. Mary's County Public Schools's district-level spending was $17,088 per student in fiscal year 2023, according to NCES F-33. This is district context, not an individual-school expense.
What is the student-teacher ratio in St. Mary's County Public Schools?
The average student-teacher ratio in St. Mary's County Public Schools is 15.7:1.
What is the top-rated school in St. Mary's County Public Schools?
White Marsh Elementary is the highest-rated school in St. Mary's County Public Schools with a composite score of 8.9/10.
What are the test scores in St. Mary's County Public Schools?
Across schools in St. Mary's County Public Schools with test data, the average math proficiency is 56.7% and the average ELA (reading/writing) proficiency is 59.7%. These figures represent the percentage of students meeting or exceeding grade-level standards.
How does St. Mary's County Public Schools compare to other districts in Maryland?
St. Mary's County Public Schools has an average school rating of 6.6/10 across 26 schools. Families can compare this to other districts in Maryland by visiting individual district pages. Factors like school size, available programs, and community demographics also play a role in choosing the right fit.
How does MySchoolScout rate schools?
MySchoolScout ratings blend student growth, poverty-adjusted academic performance, and learning environment — plus college readiness for high schools. Weights vary by school level, and equity data is shown for context without being factored into the score. Learn more about our rating system on our methodology page.
District Averages
- Overall Rating
- 6.6/10
- Math Proficiency
- 56.7%
- ELA Proficiency
- 59.7%
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateOther School Districts in MD
Compare St. Mary's County Public Schools with neighboring districts in the state.
- Montgomery County Public Schools (211)
- Prince George's County Public Schools (199)
- Baltimore County Public Schools (179)
- Baltimore City Public Schools (151)
- Anne Arundel County Public Schools (126)
- Howard County Public Schools (78)
- Frederick County Public Schools (69)
- Harford County Public Schools (55)
- Carroll County Public Schools (44)
- Washington County Public Schools (43)
- Charles County Public Schools (40)
- Cecil County Public Schools (29)
- Calvert County Public Schools (25)
- Wicomico County Public Schools (25)
- Allegany County Public Schools (22)
- Queen Anne's County Public Schools (14)
- Worcester County Public Schools (14)
- Dorchester County Public Schools (13)
- Garrett County Public Schools (12)
- Caroline County Public Schools (10)
- Somerset County Public Schools (8)
- Talbot County Public Schools (8)
- Kent County Public Schools (5)
- Dyrs (2)
Data from NCES Common Core of Data, Maryland Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.