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SCHOOL COMMUNITY·SOUTH ALLEGHENY SD·NCES 422191007669

South Allegheny HS

2743 Washington Blvd, McKeesport, PA 15133 · (412) 675-3070 · Allegheny County
GRADES 09–12HIGH21-SUBURBTITLE IREGULAR SCHOOL464 STUDENTS
Enrollment
464
High
DISTRICT 473 · STATE 738
Student : Teacher
15.0:1
31 FTE teachers
DISTRICT 13.9:1 · STATE 12.8:1
Free / Reduced Lunch
102%
472 students
DISTRICT 100% · STATE 75%
Community
1
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 9
127
Grade 10
117
Grade 11
110
Grade 12
110
Student demographics
White
33973%
DISTRICT 71% · STATE 60%
Hispanic
174%
DISTRICT 4% · STATE 16%
Black
6213%
DISTRICT 13% · STATE 14%
Two+
4510%
DISTRICT 11% · STATE 5%
Native American
10%
DISTRICT 0% · STATE 0%
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
24553%
Female
21947%

Discussions

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Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
33.7%
PA avg 51.1% . -18.7pp since 2023
Math
16.0%
PA avg 43.0% . -13.8pp 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
32.1%
composite math + reading, all grades
Predicted
34.0%
based on PA schools with similar FRL share
Beats by
-1.9pp
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 →

About South Allegheny HS

South Allegheny HS is a senior high of compact scale in McKeesport, Pennsylvania, run under South Allegheny SD, works with 464 students in grades 9 through 12. Compared to the state average of about 738 students per school, that is 37% leaner than typical.

Across the 3 schools in South Allegheny SD (1,420 students total), South Allegheny HS accounts for its share of the district's footprint.

Looking at the student body, South Allegheny HS records that White students make up the majority at 73%. Beyond that, the school shows 13% Black, 10% multiracial, 4% Hispanic. Compared to Allegheny County overall, the school's racial mix sits in roughly the same range.

On the income-and-resources front, On paper, South Allegheny HS has 31 full-time-equivalent teachers, translating to a class-load average of around 15.0:1. The state averages around 12.8:1, so this campus is higher than the state norm typical. Around 102% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal. By comparison, Allegheny County runs at roughly 54%, so the school's eligibility rate is meaningfully above the surrounding baseline.

With demographic context factored in, South Allegheny HS tracks the demographic baseline. The model predicts 34.0% given the school's FRL share; actual proficiency is 32.1%.

In the surrounding community, the surrounding county (Allegheny County) logs that median household income runs about $78,548, about 46% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 7%. Across Allegheny County's 277 public schools (combined enrollment of about 141,392 students), South Allegheny HS is one campus in the mix.

The closest other public school is South Allegheny MS, roughly 0.0 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts South Allegheny HS at 2nd of 6; the average score across the group is 30.8%.

Geographically, the school is in an outer-ring area.

On the community side, posts here usually surface around fundraisers, lost-and-found posts, and report-card season. Posting is open to anyone connected to the school.

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
South Allegheny HS
District
South Allegheny SD
Address
2743 Washington Blvd, McKeesport, PA 15133
Phone
(412) 675-3070
County
Allegheny County
Level
High
Grade range
09–12
Total enrollment
464
Teachers (FTE)
31
Student–teacher ratio
15.0:1
Free/Reduced lunch
472 (102%)
Locale
21-Suburb: Large
NCES ID
422191007669
Charter school
No
Virtual school
No

Related schools

Other schools in South Allegheny SD
Other schools in McKeesport
Nearby schools

Frequently asked questions

About South Allegheny HS
How many students attend South Allegheny HS?
South Allegheny HS enrolls approximately 464 students in grades 09-12.
What age range does South Allegheny HS serve?
South Allegheny HS serves students from grade 09 through grade 12.
How many students per teacher at South Allegheny HS?
Approximately 15.0:1 students per teacher at South Allegheny HS.
How diverse is South Allegheny HS?
South Allegheny HS reports a student body of 73% White, 4% Hispanic, 13% Black, 10% Two or more.
Who oversees South Allegheny HS?
South Allegheny HS is overseen by South Allegheny SD in Allegheny County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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