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SCHOOL COMMUNITY·MONTGOMERY COUNTY PUBLIC SCHOOLS·NCES 240048000838

Gaithersburg High

101 Education Blvd, Gaithersburg, MD 20877 · (301) 284-4500 · Montgomery County
GRADES 09–12HIGH13-CITYTITLE IREGULAR SCHOOL2,441 STUDENTS
Enrollment
2,441
High
DISTRICT 2,003 · STATE 1,185
Student : Teacher
13.9:1
175 FTE teachers
DISTRICT 15.8:1 · STATE 15.3:1
Free / Reduced Lunch
56%
1,360 students
DISTRICT 40% · STATE 54%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 9
712
Grade 10
693
Grade 11
568
Grade 12
468
Student demographics
White
2068%
DISTRICT 23% · STATE 31%
Hispanic
1,52763%
DISTRICT 36% · STATE 24%
Black
48520%
DISTRICT 22% · STATE 32%
Asian
1456%
DISTRICT 14% · STATE 7%
Two+
703%
DISTRICT 5% · STATE 5%
Native American
30%
DISTRICT 0% · STATE 0%
Pacific Islander
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
1,27952%
Female
1,15947%

Discussions

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Test scores

MCAP 2024-25 . % Proficient (Levels 3-4)
English Language Arts
44.2%
MD avg 50.6% . +1.0pp since 2023
Math
10.7%
MD avg 34.8% . +0.7pp since 2023
Source: MCAP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
UNDERPERFORMING
Bottom 10% of MD schools after controlling for student poverty
Actual proficiency
27.0%
composite math + reading, all grades
Predicted
41.3%
based on MD schools with similar FRL share
Beats by
-14.2pp
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
2,441
+53 (+2%) vs 2017
Student : Teacher
13.9:1
was 14.2:1
% White
8%
was 15%
% Hispanic
63%
was 50%
% Black
20%
was 24%
% Asian
6%
was 8%
Source: NCES Common Core of Data

About Gaithersburg High

Gaithersburg High operates as a high-enrollment four-year high school in Gaithersburg, Maryland, one of the schools within Montgomery County Public Schools. Current enrollment sits at 2,441 students spanning grades 9 through 12. That puts it 106% above the typical public school in Maryland, which averages around 1,185 students.

Gaithersburg High is one of 208 schools operated by Montgomery County Public Schools, a district that serves 159,181 students overall.

In terms of who attends, Gaithersburg High shows that Hispanic students make up the majority at 63%. Beyond that, the school records 20% Black, 8% White, 6% Asian, 3% multiracial. The wider county runs roughly 21% Hispanic, putting the school's mix visibly more Hispanic than the area baseline.

On the income-and-resources front, On paper, Gaithersburg High has 175 full-time-equivalent teachers, translating to a class-load average of around 13.9:1. The state averages around 15.3:1, so this campus is tighter than the state norm typical. An estimated 56% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. That share is above Montgomery County's rate of about 40%.

On a residual basis (actual vs predicted given the student mix), Gaithersburg High falls in the UNDERPERFORMING tier of the BeatsExpectations residual. Given its student profile, a typical campus would land near 41.3%; this one comes in at 27.0%, -14.2 points off the demographic line.

In the broader community, ACS estimates for Montgomery County put median household income runs about $132,450, about 61% of the adult population holds a bachelor's degree or above, and roughly 5% of residents live below the federal poverty line. Across Montgomery County's 211 public schools (combined enrollment of about 159,181 students), Gaithersburg High is one campus in the mix.

Nearest neighbor: Gaithersburg Elementary, around 0.6 miles off. Within five miles, there are 8 other public schools. Among the 9 schools in that immediate cluster with test data (this one included), Gaithersburg High ranks 4th on composite proficiency, beneath the local average of 27.9%.

Geographically, the school is in an urban area.

Five-year trend. Gaithersburg High's enrollment has changed only slightly since 2018, when it stood at 2,388 (now 2,441). Hispanic enrollment moved from 50% to 63% across the same window.

On the community side, the page collects discussion, questions, and updates around classroom updates, athletics, and weather closures. Parents, students, alumni, and staff are welcome to weigh in.

Montgomery County at a glance

View full county profile
Population
1,065,949
Census ACS
Median income
$132,450
Household, ACS
Bachelor's+
61%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
211
159,181 students

Quick facts

School name
Gaithersburg High
District
Montgomery County Public Schools
Address
101 Education Blvd, Gaithersburg, MD 20877
Phone
(301) 284-4500
County
Montgomery County
Level
High
Grade range
09–12
Total enrollment
2,441
Teachers (FTE)
175
Student–teacher ratio
13.9:1
Free/Reduced lunch
1,360 (56%)
Locale
13-City: Small
NCES ID
240048000838
Charter school
No
Virtual school
No

Related schools

Other schools in Montgomery County Public Schools
Other schools in Gaithersburg
Nearby schools

Frequently asked questions

About Gaithersburg High
What is the total enrollment at Gaithersburg High?
Gaithersburg High enrolls approximately 2,441 students in grades 09-12.
What grades does Gaithersburg High serve?
Gaithersburg High serves grades 09-12.
How many students per teacher at Gaithersburg High?
Approximately 13.9:1 students per teacher at Gaithersburg High.
What is the student diversity at Gaithersburg High?
Student demographics at Gaithersburg High are roughly 8% White, 63% Hispanic, 20% Black, 6% Asian, 3% Two or more.
Is Gaithersburg High public or private?
Gaithersburg High is a public K-12 school, overseen by Montgomery County Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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