Community prompt from u/allk12. Replies below.
Gaithersburg High
Test scores
MCAP 2024-25 . % Proficient (Levels 3-4)BeatsExpectations
Demographically-adjusted score · methodology7-year change
SY 2017-18 vs SY 2024-25About 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
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