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SCHOOL COMMUNITY·CORNELL SD·NCES 420681007335

Cornell HS

1099 Maple St, Coraopolis, PA 15108 · (412) 264-5010 · Allegheny County
GRADES 07–12HIGH21-SUBURBTITLE IREGULAR SCHOOL252 STUDENTS
Enrollment
252
High
DISTRICT 271 · STATE 738
Student : Teacher
10.5:1
24 FTE teachers
DISTRICT 10.1:1 · STATE 12.8:1
Free / Reduced Lunch
96%
241 students
DISTRICT 99% · STATE 75%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 7
53
Grade 8
38
Grade 9
30
Grade 10
46
Grade 11
40
Grade 12
45
Student demographics
White
44%
DISTRICT 47% · STATE 60%
Hispanic
21%
DISTRICT 20% · STATE 16%
Black
19%
DISTRICT 16% · STATE 14%
Asian
2%
DISTRICT 1% · STATE 5%
Two+
14%
DISTRICT 16% · STATE 5%
Native American
n/r
Pacific Islander
n/r
n/r: not reliably reported by NCES for this school. Hispanic, Pacific Islander, and Native American enrollment are systematically under-reported in the source data.
Gender split
Male
54%
Female
46%

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Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
32.5%
PA avg 51.1% . -0.8pp since 2023
Math
11.7%
PA avg 43.0% . +4.1pp since 2023
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
23.9%
composite math + reading, all grades
Predicted
36.6%
based on PA schools with similar FRL share
Beats by
-12.7pp
below demographic expectation
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
252
-18 (-7%) vs 2017
Student : Teacher
10.5:1
was 10.4:1
% White
44%
was 61%
% Hispanic
21%
was 7%
% Black
19%
was 18%
% Asian
2%
was 0%
Source: NCES Common Core of Data

About Cornell HS

As a micro-enrollment senior high in Coraopolis, Pennsylvania, Cornell HS works with 252 students from grades 7 through 12, part of Cornell SD. That puts it 66% below the typical public school in Pennsylvania, which averages around 738 students.

Cornell SD runs 2 schools in total, collectively educating 541 students. Cornell HS is one of those campuses.

On the student-mix side, Cornell HS logs that the most-represented group is White (44%), with the rest of the student body spread across multiple groups. Beyond that, the school records 21% Hispanic, 19% Black, 14% multiracial. That is considerably less White than the county at large, where the share is closer to 76%.

On the resource side, Cornell HS shows 24 full-time-equivalent teachers, putting the student-to-teacher ratio at about 10.5:1. Statewide, the average ratio sits near 12.8:1, putting Cornell HS tighter than the state norm the norm. Around 96% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. By comparison, Allegheny County runs at roughly 54%, so the school's eligibility rate is higher than the surrounding baseline.

With demographic context factored in, Cornell HS performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 36.6%, the actual is 23.9%, a residual of -12.7 points.

Zooming out to the county, Allegheny County reports that the typical household earns roughly $78,548 per year, roughly 46% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 7%. Across Allegheny County's 277 public schools (combined enrollment of about 141,392 students), Cornell HS is one campus in the mix.

The closest other public school is Cornell El Sch, roughly 0.0 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 9 schools in that immediate cluster with test data (this one included), Cornell HS ranks 9th on composite proficiency, below the local average of 69.5%.

The school occupies an outer-ring site.

Five-year trend. Over the past 7-year window, the student count contracted 7%: 270 students in 2018 compared to 252 in 2025. The White share of enrollment ticked down from 61% to 44% over that span.

Inside the community feed, the feed for Cornell HS typically covers classroom updates, athletics, and weather closures. Parents, students, alumni, and staff are welcome to weigh in.

Allegheny County at a glance

View full county profile
Population
1,238,177
Census ACS
Median income
$78,548
Household, ACS
Bachelor's+
46%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
277
141,392 students

Quick facts

School name
Cornell HS
District
Cornell SD
Address
1099 Maple St, Coraopolis, PA 15108
Phone
(412) 264-5010
County
Allegheny County
Level
High
Grade range
07–12
Total enrollment
252
Teachers (FTE)
24
Student–teacher ratio
10.5:1
Free/Reduced lunch
241 (96%)
Locale
21-Suburb: Large
NCES ID
420681007335
Charter school
No
Virtual school
No

Related schools

Other schools in Cornell SD
Other schools in Coraopolis
Nearby schools

Frequently asked questions

About Cornell HS
How large is Cornell HS?
Cornell HS enrolls approximately 252 students in grades 07-12.
Is Cornell HS an elementary, middle, or high school?
Cornell HS is a high school covering grades 07-12.
How many teachers does Cornell HS have?
Cornell HS employs 24 FTE teachers, for a student-to-teacher ratio of 10.5:1.
What is the student diversity at Cornell HS?
Student demographics at Cornell HS are roughly 44% White, 21% Hispanic, 19% Black, 2% Asian, 14% Two or more.
Is Cornell HS public or private?
Cornell HS is a public K-12 school, overseen by Cornell SD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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