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Mary Harris Mother Jones Elementary

Public Grades PK, KG-5
622nd
SchoolDigger Rank ?
of 865 Maryland Elementary Schools
Better than 28% of Maryland elementary schools
Summary

Mary Harris Mother Jones Elementary is a public school in Adelphi, MD, serving 734 students in grades PK-5 as part of the Prince George's County Public Schools district, where over 90% of students qualify for free or reduced-price lunch.

The most striking finding is the school's exceptional and rapidly improving math performance. In the 2025-2026 school year, Mary Harris Mother Jones achieved a 21.6% math proficiency rate, which is 58% higher than the district average (13.7%) and significantly outperforms all nearby Prince George's County elementary schools, including Lewisdale Elementary (15.7%), Cherokee Lane Elementary (15.9%), and Langley Park-McCormick Elementary (14.0%). This is not a one-year fluke; the school has climbed from the 3rd percentile statewide in 2020-2021 to the 28th percentile in 2025-2026, a remarkable 25-point jump. Interestingly, the school's English Language Arts (ELA) proficiency (33.0%) lags behind the district average (38.9%), creating a unique pattern where math is the clear strength. The school also has a lower chronic absenteeism rate (25.0%) than the district average (30.2%), a positive sign of student engagement.

A fascinating "3rd grade peak" emerges in the data: 3rd graders scored 33.6% in math (well above the district's 25.8%) and nearly matched the district in ELA (34.6% vs. 37.6%), suggesting a highly effective primary program. However, performance drops in 4th and 5th grades. Even more compelling, Mary Harris Mother Jones outperforms its higher-ranked neighbor Adelphi Elementary (33rd percentile) in 3rd grade math (33.6% vs. 20.4%) and nearly ties in 3rd grade ELA, despite Adelphi having a lower poverty rate and dramatically lower chronic absenteeism (11.1%). Additionally, the school outperforms Rolling Terrace Elementary in Montgomery County Public Schools in both math (21.6% vs. 13.1%) and ELA (33.0% vs. 18.6%), demonstrating that focused strategies can overcome district-level challenges.

734
Students ?
14.1
Student/teacher ratio ?
$20,692
Per pupil spending ?
92.8%
Free/discounted lunch ?
 2405 Tecumseh St
       Adelphi, MD  20783-1658

(301) 408-7900

District: Prince George's County Public Schools


Students who attend Mary Harris Mother Jones Elementary usually attend:

Middle:    Buck Lodge Middle
High:    High Point High
Racial breakdown:

Hispanic:
91.3%
African American:
5.3%
Asian:
1.2%
more
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 Compare Mary Harris Mother Jones Elementary to nearby elementary schools!
At a glance
▲ Ranking trend: Improving — 13th percentile in 2016 → 28th in 2026
Strengths
✓Ranking is trending up — up 15 percentile points since 2016
Worth a look
!Test scores below the Maryland average (25% vs 39% meeting standards)
!English Language Arts scores 19 pts below the Maryland average
Students meeting standards (2025-2026) ?
This school25%
District avg25%
Maryland avg39%
622nd of 865
Maryland public elementary schools ?
Bottom 28%▲ up 15 pts since 2016
From bottom 13% (2016) to bottom 28% (2026)
See the entire ranking list of Maryland Elementary Schools →
★★★★★
SchoolDigger rating ?
60th of 135Elementary Schools in the Prince George's County Public Schools
22nd of 24Prince George's County Public Schools among Maryland districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankMaryland percentileRating
202625.6622 of 86528.1%★☆☆☆☆
202523.0642 of 86525.8%★☆☆☆☆
202416.0711 of 85917.2%★☆☆☆☆
202313.1762 of 85510.9%★☆☆☆☆
202213.9784 of 8629.0%☆☆☆☆☆
202111.0779 of 8022.9%☆☆☆☆☆
201911.9768 of 85310.0%★☆☆☆☆
201810.4797 of 8577.0%☆☆☆☆☆
201712.0776 of 8478.4%☆☆☆☆☆
201615.4738 of 84512.7%★☆☆☆☆
201514.5772 of 85910.1%★☆☆☆☆
201427.9689 of 86720.5%★☆☆☆☆
201331.7634 of 84725.1%★☆☆☆☆
201244.5544 of 85736.5%★★☆☆☆
201151.0471 of 85344.8%★★☆☆☆
201049.3511 of 85540.2%★★☆☆☆
200927.5691 of 85018.7%★☆☆☆☆
200832.4637 of 83824.0%★☆☆☆☆
200772.6211 of 81874.2%★★★★☆
200679.8145 of 80482.0%★★★★☆
200582.6108 of 80586.6%★★★★☆
200482.3119 of 80385.2%★★★★☆

Hispanic

YearAvg scoreStatewide rankMaryland percentileRating
202120.1330 of 3474.9%☆☆☆☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankMaryland percentileRating
202120.3519 of 5464.9%☆☆☆☆☆

Male

YearAvg scoreStatewide rankMaryland percentileRating
202111.9762 of 7883.3%☆☆☆☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Low Socio Economic Status (2021)5th percentile~ school
Hispanic (2021)5th percentile~ school
Male (2021)3rd percentile~ school
By subject vs Maryland (2025-2026) ?
English Language Arts33%-19 vs state
Mathematics22%-5 vs state
Science14%-18 vs state

5.0
1 rating · 1 written review
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What people are saying
by a citizen
Tuesday, June 20, 2017

Open Quote This school is excellent. Close Quote





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Frequently Asked Questions about Mary Harris Mother Jones Elementary

Students who attend Mary Harris Mother Jones Elementary usually go on to attend:

Middle : Buck Lodge Middle
High : High Point High

Students at Mary Harris Mother Jones Elementary are 91% Hispanic, 5% African American, 1% Asian.

Mary Harris Mother Jones Elementary ranks 622nd of 865 Maryland elementary schools. SchoolDigger rates this school 1 star out of 5.

In the 2024-25 school year, 734 students attended Mary Harris Mother Jones Elementary.

Rate Mary Harris Mother Jones Elementary!



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Latest Maryland data All new data »
2025–26 MCAP test scoresJul 28, 2026
2024–25 school spending dataJun 13, 2026
2024–25 attendance data, dropout rates & graduation ratesJun 13, 2026
2024–25 MCAP test scoresAug 26, 2025


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Maryland State Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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