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SCHOOL COMMUNITY·BALTIMORE COUNTY PUBLIC SCHOOLS·NCES 240012000371

Deer Park Elementary

9809 Lyons Mill Rd, Owings Mills, MD 21117 · (410) 887-0723 · Baltimore County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL384 STUDENTS
Enrollment
384
Elementary
DISTRICT 463 · STATE 481
Student : Teacher
15.5:1
25 FTE teachers
DISTRICT 15.0:1 · STATE 13.8:1
Free / Reduced Lunch
67%
257 students
DISTRICT 55% · STATE 54%
Community
1
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
21
Kindergarten
64
Grade 1
55
Grade 2
54
Grade 3
56
Grade 4
65
Grade 5
69
Student demographics
White
82%
DISTRICT 29% · STATE 31%
Hispanic
205%
DISTRICT 18% · STATE 24%
Black
34189%
DISTRICT 40% · STATE 32%
Asian
41%
DISTRICT 7% · STATE 7%
Two+
103%
DISTRICT 5% · STATE 5%
Native American
10%
DISTRICT 0% · STATE 0%
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
20553%
Female
17947%

Discussions

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Test scores

MCAP 2024-25 . % Proficient (Levels 3-4)
English Language Arts
56.2%
MD avg 50.6% . -5.7pp since 2023
Math
45.7%
MD avg 34.8% . -1.0pp since 2023
Source: MCAP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
OUTPERFORMING
Top 10% of MD schools after controlling for student poverty
Actual proficiency
52.6%
composite math + reading, all grades
Predicted
34.6%
based on MD schools with similar FRL share
Beats by
+18.0pp
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
384
-58 (-13%) vs 2017
Student : Teacher
15.5:1
was 16.4:1
% White
2%
was 1%
% Hispanic
5%
was 1%
% Black
89%
was 93%
% Asian
1%
was 2%
Source: NCES Common Core of Data

About Deer Park Elementary

Deer Park Elementary, an intimate elementary school in Owings Mills, Maryland, operated by Baltimore County Public Schools, teaches 384 students, covering grades pre-K through 5. That puts it 20% smaller than the typical public school in Maryland, which averages around 481 students.

Baltimore County Public Schools comprises 177 schools with combined enrollment of 110,872 students; Deer Park Elementary is among them.

Looking at the student body, Deer Park Elementary logs that the student body is overwhelmingly Black (89%). Beyond that, the school reports 5% Hispanic, 3% multiracial, 2% White. By comparison, Baltimore County as a whole is about 31% Black, so the school skews visibly more Black than its surroundings.

Looking at school resources, Staff filings list 25 full-time-equivalent teachers, which works out to roughly 15.5:1 students per teacher. That figure is higher than the state norm's 13.8:1 average. An estimated 67% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. By comparison, Baltimore County runs at roughly 53%, so the school's eligibility rate is higher than the surrounding baseline.

Adjusting for the school's free-and-reduced-lunch share, Deer Park Elementary is in the OUTPERFORMING tier of the BeatsExpectations model, which fits a per-state line through proficiency and FRL share. Schools with this campus's poverty mix typically land near 34.6%; this one delivers 52.6%, a residual of +18.0 points.

Across the wider county, census data for Baltimore County shows median household income runs about $91,768, 42% of adults hold a bachelor's degree or higher, and the poverty rate sits near 7%. Deer Park Elementary is one of 180 public schools in Baltimore County (combined enrollment of about 110,872 students).

Deer Park Middle Magnet School is the nearest neighboring public school, about 0.1 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Deer Park Elementary at 1st of 9; the average score across the group is 35.7%.

The campus sits in a bedroom-community setting.

Five-year trend. Looking back 7 years, enrollment at Deer Park Elementary has shrank 13%, going from 442 students in 2018 to 384 in 2025.

Within the allk12 community for this school, members of the Deer Park Elementary community share and discuss school events, parent volunteer needs, and clubs. Members of the school community can share what they know.

Baltimore County at a glance

View full county profile
Population
850,796
Census ACS
Median income
$91,768
Household, ACS
Bachelor's+
42%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
180
110,872 students

Quick facts

School name
Deer Park Elementary
District
Baltimore County Public Schools
Address
9809 Lyons Mill Rd, Owings Mills, MD 21117
Phone
(410) 887-0723
County
Baltimore County
Level
Elementary
Grade range
PK–05
Total enrollment
384
Teachers (FTE)
25
Student–teacher ratio
15.5:1
Free/Reduced lunch
257 (67%)
Locale
21-Suburb: Large
NCES ID
240012000371
Charter school
No
Virtual school
No

Related schools

Other schools in Baltimore County Public Schools
Other schools in Owings Mills
Nearby schools

Frequently asked questions

About Deer Park Elementary
What is the total enrollment at Deer Park Elementary?
Deer Park Elementary enrolls approximately 384 students in grades PK-05.
Is Deer Park Elementary an elementary, middle, or high school?
Deer Park Elementary is an elementary school covering grades PK-05.
What is the student-teacher ratio at Deer Park Elementary?
The student-to-teacher ratio at Deer Park Elementary is approximately 15.5:1 (25 FTE teachers).
What is the racial breakdown of students at Deer Park Elementary?
At Deer Park Elementary, the student body is approximately 2% White, 5% Hispanic, 89% Black, 1% Asian, 3% Two or more.
What district is Deer Park Elementary in?
Deer Park Elementary is part of Baltimore County Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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