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SCHOOL COMMUNITY·ST. MARY'S COUNTY PUBLIC SCHOOLS·NCES 240060001233

Oakville Elementary

26410 Three Notch Road, Mechanicsville, MD 20659 · (301) 373-4365 · St. Mary's County
GRADES PK–05ELEMENTARY42-RURALTITLE IREGULAR SCHOOL291 STUDENTS
Enrollment
291
Elementary
DISTRICT 419 · STATE 481
Student : Teacher
14.6:1
20 FTE teachers
DISTRICT 14.7:1 · STATE 13.8:1
Free / Reduced Lunch
43%
125 students
DISTRICT 43% · STATE 54%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
26
Kindergarten
47
Grade 1
48
Grade 2
41
Grade 3
35
Grade 4
50
Grade 5
44
Student demographics
White
21072%
DISTRICT 59% · STATE 31%
Hispanic
207%
DISTRICT 10% · STATE 24%
Black
3010%
DISTRICT 19% · STATE 32%
Asian
10%
DISTRICT 2% · STATE 7%
Two+
3010%
DISTRICT 9% · STATE 5%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
15654%
Female
13546%

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Test scores

MCAP 2024-25 . % Proficient (Levels 3-4)
English Language Arts
65.0%
MD avg 50.6% . +18.0pp since 2023
Math
68.9%
MD avg 34.8% . +21.9pp since 2023
Source: MCAP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
57.0%
composite math + reading, all grades
Predicted
48.8%
based on MD schools with similar FRL share
Beats by
+8.2pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
291
+24 (+9%) vs 2017
Student : Teacher
14.6:1
was 15.7:1
% White
72%
was 77%
% Hispanic
7%
was 4%
% Black
10%
was 8%
% Asian
0%
was 0%
Source: NCES Common Core of Data

About Oakville Elementary

As a modestly sized elementary campus in Mechanicsville, Maryland, Oakville Elementary teaches 291 students from grades pre-K through 5, one of the schools within St. Mary's County Public Schools. Enrollment runs roughly 40% leaner than the state mean of about 481.

Across the 26 schools in St. Mary's County Public Schools (16,905 students total), Oakville Elementary accounts for its share of the district's footprint.

Looking at the student body, Oakville Elementary reports that the largest single group is White, at 72% of enrollment. Beyond that, the school shows 10% Black, 10% multiracial, 7% Hispanic. That composition is broadly in line with St. Mary's County as a whole.

Looking at the economic backdrop, On paper, Oakville Elementary has 20 full-time-equivalent teachers, translating to a class-load average of around 14.6:1. Statewide, the average ratio sits near 13.8:1, putting Oakville Elementary higher than the state norm the norm. About 43% of enrolled students meet the income threshold for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal.

On a demographically-adjusted basis, Oakville Elementary tracks the demographic baseline. The model predicts 48.8% given the school's FRL share; actual proficiency is 57.0%.

In the area at large, census data for St. Mary's County shows median household income runs about $119,446, 37% of adults hold a bachelor's degree or higher, and the poverty rate sits near 6%. Across St. Mary's County's 28 public schools (combined enrollment of about 16,905 students), Oakville Elementary is one campus in the mix.

Margaret Brent Middle is the nearest neighboring public school, about 3.9 miles from this campus. Within five miles, there are 3 other public schools. On composite proficiency, Oakville Elementary comes 4th of 9 in the immediate cluster, higher than the nearby-schools average of 52.8%.

Geographically, the school is in a countryside area.

Trend over the last 7 years. Over the past 7-year window, the student count climbed 9%: 267 students in 2018 compared to 291 in 2025. White enrollment moved from 77% to 72% across the same window. The student-to-teacher ratio fell from 15.7:1 in 2018 to 14.6:1 today.

Inside the community feed, members of the Oakville Elementary community share and discuss enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.

St. Mary's County at a glance

View full county profile
Population
115,126
Census ACS
Median income
$119,446
Household, ACS
Bachelor's+
37%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
28
16,905 students

Quick facts

School name
Oakville Elementary
District
St. Mary's County Public Schools
Address
26410 Three Notch Road, Mechanicsville, MD 20659
Phone
(301) 373-4365
County
St. Mary's County
Level
Elementary
Grade range
PK–05
Total enrollment
291
Teachers (FTE)
20
Student–teacher ratio
14.6:1
Free/Reduced lunch
125 (43%)
Locale
42-Rural: Distant
NCES ID
240060001233
Charter school
No
Virtual school
No

Related schools

Other schools in St. Mary's County Public Schools
Other schools in Mechanicsville
Nearby schools

Frequently asked questions

About Oakville Elementary
How large is Oakville Elementary?
Oakville Elementary enrolls approximately 291 students in grades PK-05.
What age range does Oakville Elementary serve?
Oakville Elementary serves students from grade PK through grade 05.
What is the student-teacher ratio at Oakville Elementary?
The student-to-teacher ratio at Oakville Elementary is approximately 14.6:1 (20 FTE teachers).
What is the racial breakdown of students at Oakville Elementary?
At Oakville Elementary, the student body is approximately 72% White, 7% Hispanic, 10% Black, 0% Asian, 10% Two or more.
Is Oakville Elementary public or private?
Oakville Elementary is a public K-12 school, overseen by St. Mary's County Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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