Blair Mill Elementary
School pathway
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedWhat this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 55 of every 100 students at this school read and write at grade level and about 59 of 100 do math at grade level. Across all Pennsylvania schools, those numbers are about 51 and 43. Reading and writing scores are down about 9 points since 2023, while math scores are up about 5 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 60% of students here test proficient in math and reading, compared with the roughly 55% typical for Pennsylvania schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Pennsylvania's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Blair Mill Elementary
Located at 109 Bender Road, in Hatboro, Pennsylvania, Blair Mill Elementary is a small K-5 school that hosts 361 students (grades K through 5), part of Hatboro-Horsham SD.
Hatboro-Horsham SD runs 6 schools in total, collectively educating 4,179 students. Blair Mill Elementary is one of those campuses.
Looking at the student body, Blair Mill Elementary reports that the largest single group is White, at 62% of enrollment; the rest consists of 17% Hispanic, 8% Black, 7% Asian, 6% multiracial. The wider county runs roughly 73% White, putting the school's mix considerably less White than the area baseline.
On the resource side, On paper, Blair Mill Elementary has 36 full-time-equivalent teachers, translating to a class-load average of around 10.1:1. That figure is tighter than the state norm's 13.1:1 average. Around 54% of the student body qualifies for free or reduced-price meals, a commonly cited indicator of low-income enrollment. Set against Montgomery County (around 40%), the school's rate is noticeably above typical.
After controlling for student poverty, Blair Mill Elementary tracks the demographic baseline. The model predicts 54.6% given the school's FRL share; actual proficiency is 60.5%.
Zooming out to the county, ACS estimates for Montgomery County put median household earnings sit near $113,915, about 53% of the adult population holds a bachelor's degree or above, and roughly 4% of residents live below the federal poverty line. Across Montgomery County's 160 public schools (combined enrollment of about 115,302 students), Blair Mill Elementary is one campus in the mix.
The closest other public school is Keith Valley MS, 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 Blair Mill Elementary at 1st of 8; the average score across the group is 52.5%.
The campus sits in a residential setting.
Five-year trend. Blair Mill Elementary's enrollment has fell 21% since 2018, when it stood at 456 (now 361). Over the same period, the White share edged down from 71% to 62%. The student-to-teacher ratio fell from 14.5:1 in 2018 to 10.1:1 today.
In the discussion threads here, the page collects discussion, questions, and updates around sports schedules, lunch menu changes, and school spirit week. Contributors range from current parents to recent graduates and teachers.
Montgomery County at a glance
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