The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·WEST MIFFLIN AREA SD·NCES 422568000536

West Mifflin Area High School

91 Commonwealth Ave, West Mifflin, PA 15122 · (412) 466-9131 · Allegheny County
GRADES 09–12HIGH21-SUBURBTITLE IREGULAR SCHOOL964 STUDENTS
C-
allk12 Grade
Scored higher than 19% of Pennsylvania public high schools
  • C-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • CBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Pennsylvania public high schools

Enrollment
964
High
DISTRICT 598 · STATE 738
Student : Teacher
14.2:1
68 FTE teachers
DISTRICT 13.6:1 · STATE 12.8:1
Free / Reduced Lunch
98%
946 students
DISTRICT 97% · 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, 2024-25

GradeStudentsShare
Grade 925526%
Grade 1025326%
Grade 1122123%
Grade 1223524%
Student demographics
63%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 62% · STATE 59% · US 70%
White
48650%
DISTRICT 54% · STATE 60% · US 43%
Hispanic
364%
DISTRICT 5% · STATE 16% · US 30%
Black
31533%
DISTRICT 27% · STATE 14% · US 15%
Asian
283%
DISTRICT 2% · STATE 5% · US 6%
Two+
9710%
DISTRICT 11% · STATE 5% · US 5%
Pacific Islander
20%
DISTRICT 0% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
46748%
Female
49752%

School pathway

Feeds from
West Mifflin Area Middle School04–08
Based on grade levels within West Mifflin Area SD. Attendance zones can vary; confirm enrollment with the district.

Discussions

+ POST

Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
39.4%
PA avg 51.1% . +1.6pp since 2023
Math
19.2%
PA avg 43.0% . +8.5pp since 2023

What this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 39 of every 100 students at this school read and write at grade level and about 19 of 100 do math at grade level. Across all Pennsylvania schools, those numbers are about 51 and 43. Reading and writing scores are up about 2 points since 2023, while math scores are up about 9 points.

PSSA + Keystone results by year

School yearEnglish Language ArtsMath
2024-2539.4%19.2%
2023-2437.8%10.7%
% Proficient or Advanced, all students and all tested grades.
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
27.3%
composite math + reading, all grades
Predicted
35.5%
based on PA schools with similar FRL share
Beats by
-8.2pp
below demographic expectation

What this means: About 27% of students here test proficient in math and reading, compared with the roughly 36% 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 →

Schools most like West Mifflin Area High School

West Mifflin Area High School's state test result (27.3% proficient) is higher than 1 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
West Mifflin Area High School this school96498.1%27.3%
Pittsburgh CAPA 6-12
Pittsburgh
84098.3%71.5%
Valley JSHS
New Kensington
90597.8%17.7%
Pittsburgh Science and Technology Academy 6-12
Pittsburgh
61898.7%60.9%
Pittsburgh Allderdice High School
Pittsburgh
1,38693.4%50.9%
New Castle SHS
New Castle
74098.9%35.8%
Matched among Pennsylvania high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where West Mifflin Area High School ranks

Among high schools
MeasureThis schoolIn PennsylvaniaIn Allegheny County
State test proficiency
ranked highest first
27.3%#497 of 576#36 of 45
Math proficiency
ranked highest first
19.2%#500 of 626
▲ 52
#37 of 53
▲ 4
Reading proficiency
ranked highest first
39.4%#513 of 626
▲ 33
#38 of 53
▲ 3
Enrollment
ranked largest first
964#193 of 713#22 of 59
Students per teacher
ranked fewest first
14.2:1#339 of 601#32 of 52
Diversity index
ranked most diverse first
62.7%#73 of 604#9 of 52
Free and reduced lunch
ranked highest share first
98.1%#183 of 619#20 of 52
Enrollment change since 2017-18
ranked steepest decline first
-4.7%#290 of 373#26 of 29
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
964
+68 (+8%) vs 2020
+2% since 1990-91, when it was 947
Student : Teacher
14.2:1
was 15.4:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2596467.714.2:198% (946)
2023-2494663.514.9:1100% (946)
2022-2393664.114.6:187% (815)
2020-218965815.4:186% (771)
2017-181,0125917.2:147% (477)
2015-169876116.2:146% (451)
2010-111,1627914.7:141% (482)
2000-011,0406316.5:118% (188)
1990-919476315.0:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for West Mifflin Area High School.

Since 2017-18: students down 5% (1,012 to 964); teachers up 15% (59 to 67.7).

About West Mifflin Area High School

West Mifflin Area High School is a medium-sized high school in West Mifflin Area SD, located in West Mifflin, Pennsylvania. The school counts 964 students across grades 9 through 12. The typical figure for high schools in Pennsylvania is about 738 students.

West Mifflin Area SD has 2,393 students in 4 schools, and West Mifflin Area High School is one of those schools.

At 50%, White students outnumber all other groups at West Mifflin Area High School combined. Smaller groups are 33% Black, 10% multiracial, 4% Hispanic, and 3% Asian. County-wide, 76% of Allegheny County residents are White. The chance that two students picked at random at West Mifflin Area High School belong to different racial or ethnic groups, known as the diversity index, is 63%.

A ratio of 14.2:1 comes from the school's 67.7 full-time-equivalent teachers. For comparison, high schools in Pennsylvania average 12.8:1. Free or reduced-price lunch eligibility was 98% in 2024-25. Across public schools in Allegheny County, the average is 54%.

West Mifflin Area High School is graded C- by allk12, scoring above 19% of Pennsylvania public high schools once test results, poverty-adjusted performance, and the recent trend are combined.

West Mifflin Area High School's actual average proficiency rate on state tests (27.3%) and its predicted rate (35.5%) put it outside the top and bottom 10% of Pennsylvania schools.

County data help place the school in context: in Allegheny County, median household income is about $78,548, roughly 46% of adults have a four-year degree or more, and the share of residents below the poverty line is 7%. The public schools of Allegheny County number 277 and enroll about 141,392.

West Mifflin Area Middle School is located about 0.1 miles from West Mifflin Area High School. Other public schools within five miles: at least 8. The school's 27.3% average proficiency ranks 6th among 8 nearby schools.

West Mifflin Area High School is coded as Suburb: Large in federal locale data.

West Mifflin Area High School had 896 students in 2020-21 and 964 in 2024-25, an 8% rise. The student-to-teacher ratio fell from 15.4:1 in 2020-21 to 14.2:1 in 2024-25.

Parents and students can post about school events, clubs, and volunteer needs at West Mifflin Area High School. Alumni can share how the school prepared them.

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
West Mifflin Area High School
District
West Mifflin Area SD
Address
91 Commonwealth Ave, West Mifflin, PA 15122
Phone
(412) 466-9131
County
Allegheny County
Level
High
Grade range
09–12
Total enrollment
964
Teachers (FTE)
68
Student–teacher ratio
14.2:1
Free and reduced lunch
946 (98%)
Locale
21-Suburb: Large
NCES ID
422568000536
Charter school
No
Virtual school
No

Related schools

Other schools in West Mifflin Area SD
Other schools in West Mifflin
Nearby schools

Frequently asked questions

About West Mifflin Area High School
What is the total enrollment at West Mifflin Area High School?
West Mifflin Area High School enrolls approximately 964 students in grades 09-12.
What age range does West Mifflin Area High School serve?
West Mifflin Area High School serves students from grade 09 through grade 12.
How many students per teacher at West Mifflin Area High School?
Approximately 14.2:1 students per teacher at West Mifflin Area High School.
How diverse is West Mifflin Area High School?
West Mifflin Area High School reports a student body of 50% White, 4% Hispanic, 33% Black, 3% Asian, 10% Two or more.
Who oversees West Mifflin Area High School?
West Mifflin Area High School is overseen by West Mifflin Area SD in Allegheny County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post