1
What's the one class at Interboro SHS every student should take?
Community prompt from u/allk12. Replies below.
Enrollment
1,079
High
DISTRICT 561 · STATE 738
SCHOOL COMMUNITY·INTERBORO SD·NCES 421217001885
Interboro SHS
16th & Amosland Road, Prospect Park, PA 19076 · (610) 237-6410 · Delaware County
GRADES 09–12HIGH21-SUBURBTITLE IREGULAR SCHOOL1,079 STUDENTS
C
allk12 Grade
Scored higher than 33% 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
Student : Teacher
12.5:1
87 FTE teachers
DISTRICT 11.5:1 · STATE 12.8:1
Free / Reduced Lunch
53%
573 students
DISTRICT 54% · 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
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 288 | 27% |
| Grade 10 | 266 | 25% |
| Grade 11 | 263 | 24% |
| Grade 12 | 262 | 24% |
Student demographics
54%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 59% · STATE 59% · US 70%
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
School pathway
Based on grade levels within Interboro SD. Attendance zones can vary; confirm enrollment with the district.
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedEnglish Language Arts
63.5%
PA avg 51.1% . -2.9pp since 2023
Math
31.0%
PA avg 43.0% . -0.2pp since 2023
What this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 64 of every 100 students at this school read and write at grade level and about 31 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 3 points since 2023, while math scores have held steady.
PSSA + Keystone results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 63.5% | 31.0% |
| 2023-24 | 66.4% | 31.2% |
% 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 · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
46.3%
composite math + reading, all grades
Predicted
54.8%
based on PA schools with similar FRL share
Beats by
-8.5pp
below demographic expectation
What this means: About 46% 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 →
Schools most like Interboro SHS
Interboro SHS's state test result (46.3% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Interboro SHS this school | 1,079 | 53.1% | 46.3% |
| Shippensburg Area SHS Shippensburg | 1,097 | 54.9% | 53.6% |
| Ridley High School Folsom | 1,825 | 53.5% | 51.7% |
| Carlisle Area High School Carlisle | 1,559 | 45.2% | 52.4% |
| Upper Moreland High School Willow Grove | 1,077 | 42.8% | 57.3% |
| York Suburban SHS York | 859 | 43.9% | 74.3% |
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 Interboro SHS ranks
Among high schools| Measure | This school | In Pennsylvania | In Delaware County |
|---|---|---|---|
| State test proficiency ranked highest first | 46.3% | #358 of 576 | #10 of 14 |
| Math proficiency ranked highest first | 31.0% | #390 of 626 ▼ 2 | #11 of 16 no change |
| Reading proficiency ranked highest first | 63.5% | #261 of 626 ▼ 29 | #9 of 16 ▼ 1 |
| Enrollment ranked largest first | 1,079 | #152 of 713 | #12 of 19 |
| Students per teacher ranked fewest first | 12.5:1 | #169 of 601 | #2 of 17 |
| Diversity index ranked most diverse first | 54.4% | #123 of 604 | #3 of 17 |
| Free and reduced lunch ranked highest share first | 53.1% | #318 of 619 | #9 of 17 |
| Enrollment change since 2017-18 ranked steepest decline first | -2.4% | #328 of 373 | #7 of 7 |
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 2024-25Enrollment
1,079
+5 (+0%) vs 2020
+27% since 1990-91, when it was 848
Student : Teacher
12.5:1
was 13.3:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 1,079 | 86.5 | 12.5:1 | 53% (573) |
| 2023-24 | 1,073 | 82.5 | 13.0:1 | 53% (573) |
| 2022-23 | 1,028 | 82.5 | 12.5:1 | 55% (563) |
| 2020-21 | 1,074 | 81 | 13.3:1 | 48% (517) |
| 2017-18 | 1,105 | 86.5 | 12.8:1 | 46% (513) |
| 2015-16 | 1,144 | 88 | 13.0:1 | 45% (514) |
| 2010-11 | 1,254 | 90 | 13.9:1 | 29% (365) |
| 2000-01 | 1,299 | 76 | 17.1:1 | 14% (185) |
| 1990-91 | 848 | 68 | 12.5:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Interboro SHS.
Since 2017-18: students down 2% (1,105 to 1,079); teachers unchanged (86.5 to 86.5).
About Interboro SHS
Interboro SHS is a medium-sized high school. Its address is in Prospect Park, Pennsylvania. Its 1,079 students are spread across grades 9 through 12. The school's enrollment is 46% larger than the 738 average for high schools in Pennsylvania.
Interboro SHS is a school in Interboro SD. The district has 6 schools and 3,366 students.
Roughly 65% of students at Interboro SHS are White. Other groups make up 16% Black, 7% Hispanic, 7% multiracial, and 5% Asian. The county population is about 63% White, within a few points of the school. Pick two students at random and there is a 54% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.
With 86.5 full-time-equivalent teachers in 2024-25, the ratio at Interboro SHS was 12.5:1. For comparison, high schools in Pennsylvania average 12.8:1. Interboro SHS's free or reduced-price lunch eligibility rate is 53%.
Interboro SHS is graded C by allk12, scoring above 33% of Pennsylvania public high schools once test results, poverty-adjusted performance, and the recent trend are combined.
Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate on state tests of 54.8% for Interboro SHS. The school posts 46.3%, 8.5 points below the prediction.
Within Delaware County, the median household income is $89,546, a bachelor's degree or higher is held by about 42% of adults, and the share of residents below the poverty line is 7%. In all, Delaware County has 113 public schools and roughly 74,663 students.
The next-closest public school is Kindergarten Academy, about 0.4 miles away. The count of other public schools within five miles is at least 8. Among its closest neighbors with test data, Interboro SHS is 4th of 7 on proficiency.
The school's setting, by NCES definition, is Suburb: Large: in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.
Enrollment went from 1,074 in 2020-21 to 1,079 in 2024-25, a change of 5 students.
Questions about enrollment questions, class placement, and PTA news can be posted here. Questions from prospective families are welcome too.
Delaware County at a glance
View full county profilePopulation
579,222
Census ACS
Median income
$89,546
Household, ACS
Bachelor's+
42%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
113
74,663 students
Quick facts
Related schools
Other schools in Interboro SD
- Glenolden SchoolElementary · 614 students
- Norwood SchoolElementary · 557 students
- Prospect Park SchoolElementary · 546 students
- Tinicum SchoolElementary · 325 students
- Kindergarten AcademyElementary · 245 students
Other schools in Prospect Park
- Prospect Park SchoolElementary · 546 students
- Kindergarten AcademyElementary · 245 students
Nearby schools
- Kindergarten Academy0.4 mi · 245
- Prospect Park School0.5 mi · 546
- Norwood School0.7 mi · 557
- Amosland Elementary School0.8 mi · 470
- Glenolden School0.9 mi · 614
- Leedom Elementary School1.1 mi · 291
Frequently asked questions
About Interboro SHSHow many students attend Interboro SHS?
Interboro SHS enrolls approximately 1,079 students in grades 09-12.
Is Interboro SHS an elementary, middle, or high school?
Interboro SHS is a high school covering grades 09-12.
What is the student-teacher ratio at Interboro SHS?
The student-to-teacher ratio at Interboro SHS is approximately 12.5:1 (87 FTE teachers).
What is the racial breakdown of students at Interboro SHS?
At Interboro SHS, the student body is approximately 65% White, 7% Hispanic, 16% Black, 5% Asian, 7% Two or more.
Is Interboro SHS public or private?
Interboro SHS is a public K-12 school, overseen by Interboro SD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.