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SCHOOL COMMUNITY·GOVERNOR MIFFLIN SD·NCES 421086000802

Governor Mifflin SHS

101 S Waverly St, Shillington, PA 19607 · (610) 775-5089 · Berks County
GRADES 09–12HIGH21-SUBURBTITLE IREGULAR SCHOOL1,425 STUDENTS
C+
allk12 Grade
Scored higher than 42% of Pennsylvania public high schools
  • CTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • B+Beats 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
1,425
High
DISTRICT 692 · STATE 738
Student : Teacher
17.9:1
80 FTE teachers
DISTRICT 16.0:1 · STATE 12.8:1
Free / Reduced Lunch
100%
1,422 students
DISTRICT 95% · 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 933924%
Grade 1035025%
Grade 1132723%
Grade 1240929%
Student demographics
57%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 59% · STATE 59% · US 70%
White
77855%
DISTRICT 52% · STATE 60% · US 43%
Hispanic
50736%
DISTRICT 36% · STATE 16% · US 30%
Black
594%
DISTRICT 4% · STATE 14% · US 15%
Asian
191%
DISTRICT 2% · STATE 5% · US 6%
Two+
594%
DISTRICT 6% · STATE 5% · US 5%
Native American
30%
DISTRICT 0% · STATE 0% · US 1%
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
75853%
Female
66747%

School pathway

Feeds from
Governor Mifflin Middle School07–08
Based on grade levels within Governor Mifflin SD. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
58.7%
PA avg 51.1% . +3.8pp since 2023
Math
28.0%
PA avg 43.0% . +0.8pp since 2023

What this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 59 of every 100 students at this school read and write at grade level and about 28 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 4 points since 2023, while math scores have held steady.

PSSA + Keystone results by year

School yearEnglish Language ArtsMath
2024-2558.7%28.0%
2023-2454.9%27.2%
% 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
39.8%
composite math + reading, all grades
Predicted
34.8%
based on PA schools with similar FRL share
Beats by
+4.9pp
above demographic expectation

What this means: About 40% of students here test proficient in math and reading, compared with the roughly 35% 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 Governor Mifflin SHS

Governor Mifflin SHS's state test result (39.8% proficient) is higher than 2 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Governor Mifflin SHS this school1,42599.8%39.8%
Franklin Towne CHS
Philadelphia
1,29299.8%59.9%
Pocono Mountain East High School
Swiftwater
1,24299.8%62.4%
Hanover Area JSHS
Hanover Township
97797.9%24.5%
West Scranton High School
Scranton
1,40499.4%35.6%
Scranton High School
Scranton
1,815100.0%57.0%
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 Governor Mifflin SHS ranks

Among high schools
MeasureThis schoolIn PennsylvaniaIn Berks County
State test proficiency
ranked highest first
39.8%#436 of 576#15 of 18
Math proficiency
ranked highest first
28.0%#433 of 626
▼ 11
#16 of 18
▼ 1
Reading proficiency
ranked highest first
58.7%#317 of 626
▲ 83
#11 of 18
▲ 3
Enrollment
ranked largest first
1,425#83 of 713#4 of 21
Students per teacher
ranked fewest first
17.9:1#554 of 601#17 of 18
Diversity index
ranked most diverse first
57.2%#103 of 604#3 of 18
Free and reduced lunch
ranked highest share first
99.8%#113 of 619#2 of 18
Enrollment change since 2017-18
ranked fastest growth first
+3.9%#157 of 221#5 of 6
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
1,425
-47 (-3%) vs 2020
+80% since 1990-91, when it was 790
Student : Teacher
17.9:1
was 17.1:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,42579.517.9:1100% (1,422)
2023-241,46984.517.4:1100% (1,466)
2022-231,4808717.0:144% (653)
2020-211,4728617.1:138% (564)
2017-181,37284.316.3:133% (446)
2015-161,3038715.0:137% (477)
2010-111,3799614.4:118% (248)
2000-011,3678915.4:14% (61)
1990-917907011.3:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Governor Mifflin SHS.

Since 2017-18: students up 4% (1,372 to 1,425); teachers down 6% (84.3 to 79.5).

About Governor Mifflin SHS

This page covers Governor Mifflin SHS, a large high school in Shillington, Pennsylvania. Its grade span covers grades 9 through 12, with 1,425 students on the rolls. Across high schools in Pennsylvania, the average enrollment is about 738.

The district, Governor Mifflin SD, operates 6 schools serving 4,154 students.

More than half of the students at Governor Mifflin SHS are White (55%). Beyond that, enrollment is 36% Hispanic, 4% Black, and 4% multiracial. In Berks County overall, about 70% of residents are White. On the diversity index, which measures the chance that two random students are from different groups, Governor Mifflin SHS scores 57%.

The school lists 79.5 full-time-equivalent teachers and a student-to-teacher ratio of 17.9:1. Statewide, high schools in Pennsylvania average 12.8:1. Free or reduced-price lunch covers 100% of the student body. Across public schools in Berks County, the average is 67%.

Among Pennsylvania public high schools, Governor Mifflin SHS outscored 42%, which works out to a C+ on the allk12 Grade.

Schools in Pennsylvania with a similar free or reduced-price lunch share are predicted to score about 34.8%. Governor Mifflin SHS scores 39.8%.

The county, Berks County, is where the school is located. Median household income comes to about $79,777, about 28% of adults have at least a bachelor's degree, and roughly 9% of residents are in poverty. The county has 95 public schools and about 62,375 students.

Governor Mifflin Middle School is the nearest public school to Governor Mifflin SHS, about 0.2 miles away. Governor Mifflin SHS is one of several public schools in the area, with at least 8 others within five miles. Nearby schools with test data average 46.0% proficiency; Governor Mifflin SHS posts 39.8%.

Federal data place Governor Mifflin SHS in the Suburb: Large locale, which means it is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

Federal enrollment counts decreased from 1,472 (2020-21) to 1,425 (2024-25).

Anyone can start a thread about open houses, carpools, and field trips at Governor Mifflin SHS. Parents, students, alumni, and staff are welcome to post.

Berks County at a glance

View full county profile
Population
433,015
Census ACS
Median income
$79,777
Household, ACS
Bachelor's+
28%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
95
62,375 students

Quick facts

School name
Governor Mifflin SHS
District
Governor Mifflin SD
Address
101 S Waverly St, Shillington, PA 19607
Phone
(610) 775-5089
County
Berks County
Level
High
Grade range
09–12
Total enrollment
1,425
Teachers (FTE)
80
Student–teacher ratio
17.9:1
Free and reduced lunch
1,422 (100%)
Locale
21-Suburb: Large
NCES ID
421086000802
Charter school
No
Virtual school
No

Related schools

Other schools in Governor Mifflin SD
Other schools in Shillington
Nearby schools

Frequently asked questions

About Governor Mifflin SHS
How many students attend Governor Mifflin SHS?
Governor Mifflin SHS enrolls approximately 1,425 students in grades 09-12.
Is Governor Mifflin SHS an elementary, middle, or high school?
Governor Mifflin SHS is a high school covering grades 09-12.
How many teachers does Governor Mifflin SHS have?
Governor Mifflin SHS employs 80 FTE teachers, for a student-to-teacher ratio of 17.9:1.
What is the racial breakdown of students at Governor Mifflin SHS?
At Governor Mifflin SHS, the student body is approximately 55% White, 36% Hispanic, 4% Black, 1% Asian, 4% Two or more.
Is Governor Mifflin SHS public or private?
Governor Mifflin SHS is a public K-12 school, overseen by Governor Mifflin SD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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