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Average

#814 of 1,363 schools in MD

John L Gildner Regional Inst for Children & Adol

High School · Montgomery County Public Schools

15000 Broschart Rd, Rockville, MD 20850

Enrollment

74

Student-Teacher

3.7:1

Score

5.8

Grades

6th – 12th

Data vintage2022-23

How this school compares

Maryland schools

#814 of 1,363

In Rockville

#30 of 32

public schools

In district

#171 of 206

Montgomery County Public Schools

Academic growth

9.2 / 10

Excellent

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John L Gildner Regional Inst for Children & Adol

5.8/10

High School in Rockville · grades 6th – 12th. Start here, then compare fit against nearby and district options.

The Katherine Thomas School

9.1/10

0.3 mi away. Use as a geographic alternative in the same move search.

Children's Manor Montessori School & Daycare

6.6/10

0.6 mi away. Use as a geographic alternative in the same move search.

About John L Gildner Regional Inst for Children & Adol

John L Gildner Regional Inst for Children & Adol is a public high school in Rockville, MD, part of Montgomery County Public Schools. John L Gildner Regional Inst for Children & Adol serves approximately 74 students, and covers grades 6th-12th, and has a 3.7:1 student-teacher ratio. John L Gildner Regional Inst for Children & Adol has a current MySchoolScout rating of 5.8 out of 10 and ranks #814 of 1,363 schools in MD.

Structured state assessment records for John L Gildner Regional Inst for Children & Adol show 21% math proficiency (multi-year average, 2009-2025) and 33% reading/ELA proficiency (multi-year average, 2009-2025).

How it compares1.1 pts below district
  • This school 5.8 · Average
  • District avg 6.9
  • MD avg 6.1

What Parents Should Know

At 74 students, John L Gildner Regional Inst for Children & Adol is on the smaller side. That usually buys more individual attention and teachers who know every kid by name, with the trade-off of fewer electives and extracurriculars than a larger school can staff. Ask what activities it actually offers.

Test scores at John L Gildner Regional Inst for Children & Adol sit below average, but its growth scores are strong: students here make above-average progress year over year. The raw numbers haven't caught up, but a school that keeps moving kids forward is doing the harder, more important work.

At 3.7:1 students to teachers, John L Gildner Regional Inst for Children & Adol sits well below the national average. Smaller classes like that usually mean more one-on-one time between students and teachers.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress9.2Excellent25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data14
Annual Change-2.56 pts/yr
Data Period2009–2025
TrendDeclining
Academics4.0Below Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency9.1% (2025 MCAP)
Reading/ELA Proficiency37.5% (2025 MCAP)
Math vs. State Avg-21.1 pts
Reading vs. State Avg-13.6 pts
Overall Proficiency23% (2025 MCAP, Math+ELA)
Expected (poverty-adj.)33% (model expectation from 2025 MCAP)
vs. Expected-10.1 pts
Adjusted Percentile21th
College Readiness5.1Average30%
Graduation rates, AP course participation, and IB availability.
View breakdown
4-Year Graduation Rate50%+
AP Participation18.9%
IB ProgramNo
Resources & Environment4.8Below Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio3.7:1
Per-Pupil Spending$19,456
Chronic Absenteeism58.1%

John L Gildner Regional Inst for Children & Adol — Students at John L Gildner Regional Inst for Children & Adol score 23% proficient, which is below what's typical for similar communities (expected: 33%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

59.5%

Students qualifying for federal meal assistance

Test Scores MD MCAP (2024-25)

Math Proficiency 21.1% (multi-year average, 2009-2025)
School
State
30.2% (2025 MCAP)
ELA Proficiency 32.8% (multi-year average, 2009-2025)
School
State
51.1% (2025 MCAP)

Based on 28 test records from MD state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2009
Math
34.5%
ELA
54.5%
2010
Math
34.5%
ELA
54.5%
2011
Math
34.5%
ELA
64.5%
2012
Math
34.5%
ELA
54.5%
2013
Math
34.5%
ELA
54.5%
2014
Math
34.5%
ELA
24.5%
2015
Math
24.5%
ELA
34.5%
2016
Math
24.5%
ELA
15%
2018
Math
5%
ELA
15%
2019
Math
5%
ELA
15%
2020*
Math
5%
ELA
5%
2021*
Math
5%
ELA
5%
2022
Math
10%
ELA
24.5%
2025
Math
9.1%
ELA
37.5%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 9.2/10.

How John L Gildner Regional Inst for Children & Adol Compares

See how John L Gildner Regional Inst for Children & Adol performs across key quality dimensions compared to state benchmarks.

Overall Score
5.8/10
40th percentile in MD
Academic
4.0/10
Below Average
Growth
9.2/10
Excellent
Environment
4.8/10
Below Average
AP Courses
1
State avg: 3.1
Advanced STEM
4/5
Subjects offered
Gifted & Talented
Yes
Program available

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
60%
Teaching Staff
4:1 student-teacher ratio
20 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
58.1%

Programs & Offerings

AP/IB Programs1 AP course offered
18.9% participation·State avg: 3.1 AP courses·CRDC 2021-22
Advanced STEM Courses4 of 5 advanced subjects offered
Algebra II, Advanced Math, Calculus, Chemistry, Physics·CRDC 2021-22
Gifted & Talented Program Available
This school offers a gifted and talented program for qualifying students. · CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

15000 Broschart Rd, Rockville, MD 20850

Nearby Alternatives

Families considering John L Gildner Regional Inst for Children & Adol may also want to explore other high schools in the area. Thomas S. Wootton High (rated 7.7/10, 2.1 miles away), which scores notably higher. Additionally, Gaithersburg High (rated 4.4/10, 2.3 miles away, in nearby Gaithersburg), a more accessible option. For more schools in Rockville, see our Rockville schools guide .

Nearby Schools

20 within 2.1 mi
School Distance Rating
THE KATHERINE THOMAS SCHOOL Rockville 0.3 mi 9.1
CHILDREN'S MANOR MONTESSORI SCHOOL & DAYCARE Rockville 0.6 mi 6.6
LITTLE GENIUS MONTESSORI SCHOOL Rockville 0.9 mi
FRANKLIN MONTESSORI SCHOOLS Rockville 0.9 mi
Stone Mill Elementary North Potomac 1.0 mi 9.4
Lakewood Elementary Rockville 1.2 mi 9.3
Fields Road Elementary Gaithersburg 1.3 mi 7.5
MARCIA D SMITH SCHOOL Gaithersburg 1.4 mi
PRIMARY MONTESSORI DAY SCHOOL Rockville 1.4 mi 5.0
Summit Hall Elementary Gaithersburg 1.7 mi 3.8
Rosemont Elementary Gaithersburg 1.8 mi 6.8
EPWORTH PRESCHOOL & KINDERGARTEN Gaithersburg 1.8 mi 6.4
Robert Frost Middle School Rockville 2.0 mi 8.9
Thomas S. Wootton High Rockville 2.1 mi 7.7
Lakelands Park Middle Gaithersburg 1.9 mi 7.6
Gaithersburg High Gaithersburg 2.3 mi 4.4
DuFief Elementary Gaithersburg 1.9 mi 8.8
Fallsmead Elementary Rockville 2.2 mi 9.2
Washington Grove Elementary Gaithersburg 2.4 mi 5.0
College Gardens Elementary Rockville 2.1 mi 8.1

Neighborhood Census ACS (2019-2023)

Census data for ZIP 20850 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$122,691

Median Home Value

$687,200

Median Rent

$2,277/mo

Population

50,365

College Educated

67.1%

Homeownership

51.5%

Avg Commute

31 min

Poverty Rate

7.1%

Median Age

40.8

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Rosedale Center Baltimore, MD 5.8
MESIVTA KESSER TORAH OF BALTIMORE Pikesville, MD 6.0
Claremont School Baltimore, MD 6.1
THE NORA SCHOOL Silver Spring, MD 6.2
Eager Street Academy Baltimore, MD 5.3
Catonsville Center for Alternative Studies Baltimore, MD 5.1

Frequently Asked Questions

Common questions about John L Gildner Regional Inst for Children & Adol

What grades does John L Gildner Regional Inst for Children & Adol serve?

John L Gildner Regional Inst for Children & Adol serves students in grades 6th through 12th.

How many students attend John L Gildner Regional Inst for Children & Adol?

John L Gildner Regional Inst for Children & Adol has an enrollment of approximately 74 students.

What is the student-teacher ratio at John L Gildner Regional Inst for Children & Adol?

The student-teacher ratio at John L Gildner Regional Inst for Children & Adol is 3.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does John L Gildner Regional Inst for Children & Adol rank in MD?

John L Gildner Regional Inst for Children & Adol ranks #814 of 1,363 schools in MD.

What is John L Gildner Regional Inst for Children & Adol's MySchoolScout rating?

John L Gildner Regional Inst for Children & Adol has a current MySchoolScout rating of 5.8 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at John L Gildner Regional Inst for Children & Adol?

Based on loaded state assessment records, John L Gildner Regional Inst for Children & Adol has 21% math proficiency (multi-year average, 2009-2025) and 33% reading/ELA proficiency (multi-year average, 2009-2025).

Is John L Gildner Regional Inst for Children & Adol a charter school?

No, John L Gildner Regional Inst for Children & Adol is not a charter school. It is a traditional public school operated by the local school district.

Is John L Gildner Regional Inst for Children & Adol a Title I school?

No, John L Gildner Regional Inst for Children & Adol is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for John L Gildner Regional Inst for Children & Adol?

59.5% of students at John L Gildner Regional Inst for Children & Adol qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
47 Car-Dependent
Bike Score
62 Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 12th
Enrollment
74
Student-Teacher Ratio
3.7:1
Teachers (FTE)
20
Free/Reduced Lunch
59.5%
Type
special_ed
Setting
Large Suburb
County
Montgomery County
Chronic Absenteeism (SY 2022-23)
58.1%
4-Year Graduation
50%+

District

Montgomery County Public Schools
District Enrollment
160,223
Schools in District
211
Per-Pupil Spending
$19,456
District Rank
#171 of 206

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