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Welsh Valley MS
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedBeatsExpectations
Demographically-adjusted score · methodology7-year change
SY 2017-18 vs SY 2024-25About Welsh Valley MS
Set in Narberth, Pennsylvania, Welsh Valley MS is a mid-tier intermediate school, run under Lower Merion SD. It educates 788 students across grades 5 through 8. Enrollment runs roughly 33% larger than the state mean of about 594.
Lower Merion SD runs 11 schools in total, collectively educating 8,533 students. Welsh Valley MS is one of those campuses.
In terms of who attends, Welsh Valley MS reports that the largest single group is White, at 65% of enrollment. Other groups include 10% multiracial, 10% Asian, 7% Black, 7% Hispanic. The wider county runs roughly 73% White, putting the school's mix visibly less White than the area baseline.
On the resource side, On paper, Welsh Valley MS has 79 full-time-equivalent teachers, translating to a class-load average of around 9.9:1. That figure is tighter than the state norm's 13.2:1 average. Roughly 18% of students at Welsh Valley MS qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Montgomery County runs at roughly 40%, so the school's eligibility rate is below the surrounding baseline.
After controlling for student poverty, Welsh Valley MS performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 70.0%, the actual is 80.3%, a residual of +10.3 points.
In the surrounding community, Montgomery County reports that median household income runs about $113,915, roughly 53% of adults have completed at least a four-year degree, and the poverty rate sits near 4%. Welsh Valley MS is one of 160 public schools in Montgomery County (combined enrollment of about 115,302 students).
The closest other public school is Penn Valley Sch, roughly 0.7 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Welsh Valley MS at 5th of 9; the average score across the group is 71.9%.
Geographically, the school is in a commuter-belt area.
Five-year trend. Over the past 7-year window, the student count shrank 25%: 1,045 students in 2018 compared to 788 in 2025. White enrollment moved from 75% to 65% across the same window. Class-load math has fell: from 11.8:1 in 2018 to 9.9:1 in 2025.
Within the allk12 community for this school, recent activity here tends to focus on enrollment questions, classroom assignments, and PTA news. The community welcomes input from current and former families.
Montgomery County at a glance
View full county profileQuick facts
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