Average
#1070 of 1,363 schools in MD
Chesapeake Charter School
Elementary School · St. Mary's County Public Schools
20945 Great Mills Road, Lexington Park, MD 20653
Enrollment
540
Student-Teacher
13.8:1
Score
5.2
Grades
Kindergarten – 8th
Enrollment
540
Student-Teacher
13.8:1
Score
5.2
Grades
Kindergarten – 8th
Updated
2022-23
Updated 2022-23
How this school compares
In Lexington Park
#3 of 6
public schools
Maryland elementary schools
#775 of 882
In district
#16 of 26
St. Mary's County Public Schools
Equity
7.4 / 10
Strong
About Chesapeake Charter School
Chesapeake Charter School serves 540 students from kindergarten through eighth grade in Lexington Park, offering families a public charter option with strong academic performance. With 39 full-time equivalent teachers, the school maintains a favorable 13.8:1 student-teacher ratio that allows for more individualized attention. The school has earned recognition for its academic excellence, ranking #128 out of 1,364 schools statewide and placing in the 91st percentile among Maryland elementary schools.
Students demonstrate solid performance in English Language Arts, with 68% achieving proficiency or above across grade levels. Mathematics presents an area with room for growth, as 41% of students currently meet or exceed proficiency standards. Chesapeake Charter School operates within St.
Mary's County's 20653 ZIP code area, where the median household income reaches $96,650 and median home values average $318,600. The surrounding community shows educational engagement, with 34% of residents holding bachelor's degrees or higher, while maintaining a 13.1% poverty rate that reflects the area's economic diversity. Located on Great Mills Road, the school sits in a small suburban setting that provides students with a community-focused learning environment while maintaining access to the broader educational and cultural resources of the Southern Maryland region.
What Parents Should Know
Chesapeake Charter School is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
Data not available for this school
View breakdown
Chesapeake Charter School — Students at Chesapeake Charter School score 53% proficient, which is below what's typical for similar communities (expected: 61%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
21.7%
Students qualifying for federal meal assistance
Test Scores MD MCAP (2024-25)
Based on 8 test records from MD state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 3.6/10.
How Chesapeake Charter School Compares
See how Chesapeake Charter School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 59% (2019) to 47.7% (2025). Reading/ELA proficiency has declined from 69% (2019) to 58.5% (2025).
Location
20945 Great Mills Road, Lexington Park, MD 20653
Nearby Alternatives
Families considering Chesapeake Charter School may also want to explore other elementary schools in the area. Green Holly Elementary School (rated 9.1/10, 3.6 miles away), which scores notably higher. Another option is Greenview Knolls Elementary (rated 8.8/10, 2.6 miles away, in nearby Great Mills), which scores notably higher. Additionally, George Washington Carver Elementary (rated 8.4/10, 0.8 miles away, in nearby Great Mills), which scores notably higher. For more schools in Lexington Park, see our Lexington Park schools guide .
Nearby Schools
20 within 7.6 miNeighborhood Census ACS (2019-2023)
Census data for ZIP 20653 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$97,923
Median Home Value
$341,900
Median Rent
$1,579/mo
Population
26,799
College Educated
33.8%
Homeownership
54.9%
Avg Commute
22.6 min
Poverty Rate
13.7%
Median Age
33.6
Community Profile
The community surrounding Chesapeake Charter School has a median household income of $97,923. It is an area where 34% of adults hold a bachelor's degree or higher. The median home value in the area is $341,900, with a median rent of $1,579/month. The area has a poverty rate of 13.7%. The average commute for residents is 23 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Brandywine Elementary Brandywine, MD | 5.2 |
| Fountaindale Elementary Hagerstown, MD | 5.2 |
| Fox Chapel Elementary Germantown, MD | 5.2 |
| Indian Head Elementary School Indian Head, MD | 5.2 |
| Malcolm Elementary School Waldorf, MD | 5.2 |
| North Harford Elementary Pylesville, MD | 5.2 |
Frequently Asked Questions
Common questions about Chesapeake Charter School
What grades does Chesapeake Charter School serve?
Chesapeake Charter School serves students in grades Kindergarten through 8th.
How many students attend Chesapeake Charter School?
Chesapeake Charter School has an enrollment of approximately 540 students.
What is the student-teacher ratio at Chesapeake Charter School?
The student-teacher ratio at Chesapeake Charter School is 13.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Chesapeake Charter School rank in MD?
Chesapeake Charter School is ranked #1070 out of 1,363 schools in MD.
What is Chesapeake Charter School's MySchoolScout rating?
Chesapeake Charter School has a composite rating of 5.2 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Chesapeake Charter School?
Based on the most recent state assessment data, Chesapeake Charter School has 45.2% math proficiency and 62.1% reading/ELA proficiency.
Is Chesapeake Charter School a charter school?
Yes, Chesapeake Charter School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Chesapeake Charter School a Title I school?
No, Chesapeake Charter School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Chesapeake Charter School?
21.7% of students at Chesapeake Charter School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
- County Safety
- Elevated (1,267/100K)
FBI UCR 2024. County-level only. Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 8th
- Enrollment
- 540
- Student-Teacher Ratio
- 13.8:1
- Teachers (FTE)
- 39
- Free/Reduced Lunch
- 21.7%
- Type
- regular
- Setting
- Small Suburb
- County
- St. Mary's County
- Phone
- (301) 863-9585
- Data Year
- 2023–2024
Resources & Links
District
St. Mary's County Public Schools- District Enrollment
- 17,223
- Schools in District
- 27
- Per-Pupil Spending
- $17,088
- District Rank
- #16 of 26
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyGet 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.