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SCHOOL COMMUNITY·HATBORO-HORSHAM SD·NCES 421161005079

Blair Mill Elementary

109 Bender Road, Hatboro, PA 19040 · (215) 420-5200 · Montgomery County
GRADES KG–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL361 STUDENTS
Enrollment
361
Elementary
DISTRICT 469 · STATE 443
Student : Teacher
10.1:1
36 FTE teachers
DISTRICT 11.0:1 · STATE 13.1:1
Free / Reduced Lunch
54%
194 students
DISTRICT 38% · STATE 75%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
60
Grade 1
56
Grade 2
60
Grade 3
63
Grade 4
63
Grade 5
59
Student demographics
White
22362%
DISTRICT 70% · STATE 60%
Hispanic
6117%
DISTRICT 13% · STATE 16%
Black
288%
DISTRICT 5% · STATE 14%
Asian
277%
DISTRICT 6% · STATE 5%
Two+
226%
DISTRICT 5% · STATE 5%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
19253%
Female
16947%

School pathway

Students here typically continue to
Blair Mill ElementaryKeith Valley MSHatboro-Horsham SHS
Based on grade levels within Hatboro-Horsham SD. Attendance zones can vary; confirm enrollment with the district.

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Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
54.9%
PA avg 51.1% . -9.0pp since 2023
Math
58.8%
PA avg 43.0% . +4.6pp since 2023

What 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.

Source: PSSA + Keystone. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
60.5%
composite math + reading, all grades
Predicted
54.6%
based on PA schools with similar FRL share
Beats by
+5.9pp
above demographic expectation

What 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%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
361
-95 (-21%) vs 2017
Student : Teacher
10.1:1
was 14.5:1
% White
62%
was 71%
% Hispanic
17%
was 10%
% Black
8%
was 6%
% Asian
7%
was 6%
Source: NCES Common Core of Data

About 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

View full county profile
Population
867,573
Census ACS
Median income
$113,915
Household, ACS
Bachelor's+
53%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
160
115,302 students

Quick facts

School name
Blair Mill Elementary
District
Hatboro-Horsham SD
Address
109 Bender Road, Hatboro, PA 19040
Phone
(215) 420-5200
County
Montgomery County
Level
Elementary
Grade range
KG–05
Total enrollment
361
Teachers (FTE)
36
Student–teacher ratio
10.1:1
Free/Reduced lunch
194 (54%)
Locale
21-Suburb: Large
NCES ID
421161005079
Charter school
No
Virtual school
No

Related schools

Other schools in Hatboro-Horsham SD
Other schools in Hatboro
Nearby schools

Frequently asked questions

About Blair Mill Elementary
How large is Blair Mill Elementary?
Blair Mill Elementary enrolls approximately 361 students in grades KG-05.
What age range does Blair Mill Elementary serve?
Blair Mill Elementary serves students from grade KG through grade 05.
How many teachers does Blair Mill Elementary have?
Blair Mill Elementary employs 36 FTE teachers, for a student-to-teacher ratio of 10.1:1.
What is the racial breakdown of students at Blair Mill Elementary?
At Blair Mill Elementary, the student body is approximately 62% White, 17% Hispanic, 8% Black, 7% Asian, 6% Two or more.
Is Blair Mill Elementary public or private?
Blair Mill Elementary is a public K-12 school, overseen by Hatboro-Horsham SD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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