MoCo Parents
← All schools
Middle ★★★☆☆

A. Mario Loiederman Middle

Downcounty Consortium cluster · 12701 Goodhill Rd, 20906

School website ↗ · A. Mario Loiederman MS PTSA ↗

39.6%MCAP ELA
9.2%MCAP Math
975Students

Academics

MCAP proficiency over time. Privacy-suppressed years break the line.

% proficient by subject
Data table
% proficient by subject
Series201920212022202320242025
ELA37.4%35.7%31.9%33%36.8%39.6%
Math12.3%12.1%6%9.8%6.9%9.2%
Science18.9%27.2%————

2020 paused; general Science is 2019 & 2021 only.

Class size

Average class size by grade band over recent years, with the latest year measured against MCPS's published guideline.

Average class size by school year
10 14 18 22 26 different basis 2022-20232023-20242024-2025 15.7 26.6 27.7 18.5 23.6 24.9
EnglishOther 2022-2023 · not comparable
Data table
Average class size by school year — average class size by school year (* = not comparable)
Series2022-20232023-20242024-2025
English15.7 *26.627.7
Other18.5 *23.624.9
  • English 27.7 target 30 · within guideline
  • Other 24.9 target 33 · within guideline

Source: MCPS School Profiles class-size extract vs. MCPS published class-size guidelines · Updated: 2024-2025

Proficiency by student group

This school's MCAP ELA proficiency by group (latest year). The spread is the opportunity gap.

ADA / 504 85.7%
White 83.9%
Asian 68.8%
Two or more 66.7%
Non-econ. disadvantaged 52.7%
Female 46.7%
Students w/o disabilities 42.8%
Black 34.2%
Hispanic 25.0%
Econ. disadvantaged 24.3%
FARMS 23.1%
Male 22.3%
Students w/ disabilities 15.6%
Multilingual (EL) 5.0%

4 groups not shown — too few students to report (withheld for privacy, not zero).

Special education

A priority lens: how students with disabilities are served, and the gap to close.

ELA 40.2% all · 15.6% SWD · 24.6 pt gap
Math 12.6% all · 5% SWD · 7.6 pt gap
Science 22.4% all · 5.9% SWD · 16.5 pt gap
In general classrooms
60.5%
80%+ of the day · 2025
Students served
124
12.7% of enrollment
Caseload
13.5
students per special-ed teacher
Special-ed staff (FTE)
9.2
teachers · 6.688 paraeducators · 2025
Inclusion (LRE) over time
Data table
Inclusion (LRE) over time
Series202320242025
Inclusion %53%64.6%60.5%

Inclusion (Least Restrictive Environment) is the latest year; staffing is from 2025. Higher inclusion and a lower caseload generally point to more individualized support.

Source: MCPS School Profiles / unified facts (LRE, staffing, SWD enrollment) · Updated: inclusion 2025, staffing 2025

Staffing

Staff relative to enrollment. The chip compares this school to the typical middle school at this level.

Teachers
7.9
0.8 vs. typical
per 100 students
Support services
1.1
0.1 vs. typical
per 100 students
Counselors
4.6
0.2 vs. typical
per 1,000 students

Special education & multilingual support

Special-ed teachers
7.3
1.2 vs. typical
per 100 students with disabilities
Special-ed paraeducators
5.3
2.4 vs. typical
per 100 students with disabilities
ELD teachers
3.2
0.9 vs. typical
per 100 multilingual learners

Source: MCPS unified facts — staff FTE per student (support services = instructional support staff)

Programs & services

Special, choice, and support programs offered at this school — from magnet and application programs to career pathways and special-education services.

Magnet - Choice

  • MSMC-Creative and Performing Arts

Academics

  • Students with Limited or Interrupted Formal Education (SLIFE)

Student Support

  • Community Bridges
  • Excel Beyond the Bell
  • Linkages to Learning

Special Education

  • Learning and Academic Disabilities (LAD)/Resource
  • Speech/Language Resource K-12

Source: MCPS Office of Student Affairs program catalog (2025). Find schools by program →

Students

Total enrollment over time
Data table
Total enrollment over time
Series20212022202320242025
Enrollment9969351,001981978

By race / ethnicity (2025).

Hispanic 63.7%
White 15.2%
Black 12.4%
Two or more 4.4%
Asian 4.3%

Climate

Attendance and chronic absenteeism (absent 10%+ of days).

Attendance & chronic absenteeism
Data table
Attendance & chronic absenteeism
Series201920212022202320242025
Attendance93.7%94.7%93.1%91.3%91.1%93.3%
Chronic absenteeism20.6%18.6%26.5%32.3%31.7%20.4%

Data: MSDE State Report Card (2019–2025), MCPS School Profiles & unified facts, U.S. Census ACS 2024, MD SDAT. “≥95” / “≤5” and dropped groups are privacy-suppressed for small counts — withheld, not zero. Independent project, not affiliated with MCPS or MSDE.