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SCHOOL COMMUNITY·HOWARD COUNTY PUBLIC SCHOOLS·NCES 240042001172

Bonnie Branch Middle

4979 Ilchester Rd, Ellicott City, MD 21043 · (410) 313-2580 · Howard County
GRADES 06–08MIDDLE21-SUBURBREGULAR SCHOOL739 STUDENTS
Enrollment
739
Middle
DISTRICT 663 · STATE 764
Student : Teacher
14.1:1
53 FTE teachers
DISTRICT 14.0:1 · STATE 14.3:1
Free / Reduced Lunch
29%
216 students
DISTRICT 29% · STATE 54%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
262
Grade 7
233
Grade 8
244
Student demographics
White
25535%
DISTRICT 29% · STATE 31%
Hispanic
12517%
DISTRICT 14% · STATE 24%
Black
17123%
DISTRICT 25% · STATE 32%
Asian
14319%
DISTRICT 24% · STATE 7%
Two+
426%
DISTRICT 7% · STATE 5%
Native American
20%
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
37651%
Female
36249%

Discussions

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Test scores

MCAP 2024-25 . % Proficient (Levels 3-4)
English Language Arts
62.1%
MD avg 50.6% . +6.4pp since 2023
Math
40.5%
MD avg 34.8% . +0.4pp 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
49.6%
composite math + reading, all grades
Predicted
56.9%
based on MD schools with similar FRL share
Beats by
-7.3pp
below 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
739
+23 (+3%) vs 2017
Student : Teacher
14.1:1
was 13.5:1
% White
35%
was 40%
% Hispanic
17%
was 14%
% Black
23%
was 24%
% Asian
19%
was 15%
Source: NCES Common Core of Data

About Bonnie Branch Middle

Located at 4979 Ilchester Rd, in Ellicott City, Maryland, Bonnie Branch Middle is a moderately sized middle school that serves 739 students (grades 6 through 8), overseen by Howard County Public Schools.

Howard County Public Schools comprises 77 schools with combined enrollment of 57,565 students; Bonnie Branch Middle is among them.

On demographics, Bonnie Branch Middle reports that 35% of students identify as White, with the remaining enrollment distributed across several groups; the rest consists of 23% Black, 19% Asian, 17% Hispanic, 6% multiracial. The wider county runs roughly 47% White, putting the school's mix considerably less White than the area baseline.

In terms of school funding signals, Staff filings list 53 full-time-equivalent teachers, which works out to roughly 14.1:1 students per teacher. The state averages about 14.3:1, putting this campus right in line with peers. An estimated 29% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

On a residual basis (actual vs predicted given the student mix), Bonnie Branch Middle performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 56.9%, the actual is 49.6%, a residual of -7.3 points.

Across the wider county, the surrounding county (Howard County) records that the typical household earns roughly $149,763 per year, 65% of adults hold a bachelor's degree or higher, and the poverty rate sits near 4%. Bonnie Branch Middle is one of 78 public schools in Howard County (combined enrollment of about 57,565 students).

Nearest neighbor: Ilchester Elementary, around 0.1 miles off. Counting just inside five miles, 8 other public schools cluster around Bonnie Branch Middle. Ranking that nearby cluster on reported proficiency puts Bonnie Branch Middle at 7th of 9; the average score across the group is 63.9%.

Bonnie Branch Middle operates from a residential location.

Over the past 7-year window. Looking back 7 years, enrollment at Bonnie Branch Middle has rose 3%, going from 716 students in 2018 to 739 in 2025. The White share of enrollment shrank from 40% to 35% over that span.

On allk12, the feed for Bonnie Branch Middle typically covers fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.

Howard County at a glance

View full county profile
Population
336,328
Census ACS
Median income
$149,763
Household, ACS
Bachelor's+
65%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
78
57,565 students

Quick facts

School name
Bonnie Branch Middle
District
Howard County Public Schools
Address
4979 Ilchester Rd, Ellicott City, MD 21043
Phone
(410) 313-2580
County
Howard County
Level
Middle
Grade range
06–08
Total enrollment
739
Teachers (FTE)
53
Student–teacher ratio
14.1:1
Free/Reduced lunch
216 (29%)
Locale
21-Suburb: Large
NCES ID
240042001172
Charter school
No
Virtual school
No

Related schools

Other schools in Howard County Public Schools
Other schools in Ellicott City
Nearby schools

Frequently asked questions

About Bonnie Branch Middle
What is the total enrollment at Bonnie Branch Middle?
Bonnie Branch Middle enrolls approximately 739 students in grades 06-08.
What age range does Bonnie Branch Middle serve?
Bonnie Branch Middle serves students from grade 06 through grade 08.
How many students per teacher at Bonnie Branch Middle?
Approximately 14.1:1 students per teacher at Bonnie Branch Middle.
What is the student diversity at Bonnie Branch Middle?
Student demographics at Bonnie Branch Middle are roughly 35% White, 17% Hispanic, 23% Black, 19% Asian, 6% Two or more.
What district is Bonnie Branch Middle in?
Bonnie Branch Middle is part of Howard County Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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