1
Enrollment
1,269
High
DISTRICT 667 · STATE 738
SCHOOL COMMUNITY·UPPER ST. CLAIR SD·NCES 422457000492
Upper Saint Clair High School
1825 McLaughlin Run Rd, Pittsburgh, PA 15241 · (412) 833-1600 · Allegheny County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL1,269 STUDENTS
Student : Teacher
13.3:1
96 FTE teachers
DISTRICT 14.5:1 · STATE 12.8:1
Free / Reduced Lunch
14%
181 students
DISTRICT 11% · 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 | 303 | 24% |
| Grade 10 | 322 | 25% |
| Grade 11 | 297 | 23% |
| Grade 12 | 347 | 27% |
Student demographics
36%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 37% · 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
Feeds from
Based on grade levels within Upper St. Clair SD. Attendance zones can vary; confirm enrollment with the district.
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedEnglish Language Arts
94.5%
PA avg 51.1% . +1.0pp since 2023
Math
79.4%
PA avg 43.0% . +4.6pp since 2023
What this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 95 of every 100 students at this school read and write at grade level and about 79 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 1 points since 2023, while math scores are up about 5 points.
PSSA + Keystone results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 94.5% | 79.4% |
| 2023-24 | 93.5% | 74.8% |
% 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
84.7%
composite math + reading, all grades
Predicted
71.5%
based on PA schools with similar FRL share
Beats by
+13.2pp
above demographic expectation
What this means: About 85% of students here test proficient in math and reading, compared with the roughly 72% 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 Upper Saint Clair High School
Upper Saint Clair High School's state test result (84.7% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Upper Saint Clair High School this school | 1,269 | 14.3% | 84.7% |
| Council Rock HS North Newtown | 1,674 | 13.0% | 79.7% |
| Radnor SHS Radnor | 1,146 | 16.0% | 84.5% |
| Harriton SHS Rosemont | 1,239 | 15.6% | 86.0% |
| Central Bucks HS-South Warrington | 1,719 | 15.1% | 73.2% |
| Strath Haven High School Wallingford | 1,175 | 20.7% | 77.0% |
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 Upper Saint Clair High School ranks
Among high schools| Measure | This school | In Pennsylvania | In Allegheny County |
|---|---|---|---|
| State test proficiency ranked highest first | 84.7% | #10 of 576 | #4 of 45 |
| Math proficiency ranked highest first | 79.4% | #18 of 626 ▲ 4 | #4 of 53 ▲ 2 |
| Reading proficiency ranked highest first | 94.5% | #4 of 626 ▲ 5 | #1 of 53 ▲ 1 |
| Enrollment ranked largest first | 1,269 | #111 of 713 | #8 of 59 |
| Students per teacher ranked fewest first | 13.3:1 | #250 of 601 | #24 of 52 |
| Diversity index ranked most diverse first | 36.0% | #253 of 604 | #31 of 52 |
| Free and reduced lunch ranked highest share first | 14.3% | #607 of 619 | #50 of 52 |
| Enrollment change since 2017-18 ranked steepest decline first | -9.2% | #201 of 373 | #18 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 2024-25Enrollment
1,269
-98 (-7%) vs 2020
+5% since 1990-91, when it was 1,209
Student : Teacher
13.3:1
was 14.7:1
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 | 1,269 | 95.6 | 13.3:1 | 14% (181) |
| 2023-24 | 1,301 | 95.6 | 13.6:1 | 14% (181) |
| 2022-23 | 1,288 | 92.3 | 13.9:1 | 12% (156) |
| 2020-21 | 1,367 | 93 | 14.7:1 | 10% (139) |
| 2017-18 | 1,398 | 87.9 | 15.9:1 | 8% (106) |
| 2015-16 | 1,376 | 86 | 16.0:1 | 7% (100) |
| 2010-11 | 1,435 | 91 | 15.8:1 | 3% (49) |
| 2000-01 | 1,353 | 86 | 15.7:1 | 1% (12) |
| 1990-91 | 1,209 | 91 | 13.3:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Upper Saint Clair High School.
Since 2017-18: students down 9% (1,398 to 1,269); teachers up 9% (87.9 to 95.6).
About Upper Saint Clair High School
Upper Saint Clair High School is a high-enrollment high school in Pittsburgh, Pennsylvania, (ZIP code 15241). It reports enrollment of 1,269 students in grades 9 through 12. Across high schools in Pennsylvania, the average enrollment is about 738.
Upper St. Clair SD, which runs Upper Saint Clair High School, has 6 schools and 4,003 students.
Of every 100 students at Upper Saint Clair High School, about 79 are White. The school is also 13% Asian, 4% multiracial, and 3% Hispanic. Among Allegheny County residents, the White share is about 76%. The diversity index for Upper Saint Clair High School is 36%. For US public schools as a whole it is 70%.
Its staff includes 95.6 full-time-equivalent teachers, for about 13.3 students per teacher. That is in line with the 12.8:1 average for high schools in Pennsylvania. Roughly 14% of students at Upper Saint Clair High School can receive free or reduced-price lunch. Compared with the 54% average for public schools in Allegheny County, the school's rate is lower.
BeatsExpectations compares each school's average proficiency rate across its state test results with a prediction based on free or reduced-price lunch eligibility. For Upper Saint Clair High School, the prediction is 71.5% and the result is 84.7%.
The school's county is Allegheny County. According to Census Bureau estimates, median household income comes to about $78,548, 46% of adults hold a bachelor's degree or higher, and about 7% of residents live below the federal poverty line. Allegheny County's 277 public schools enroll about 141,392 students and include Upper Saint Clair High School.
Upper Saint Clair High School's closest public school neighbor is Eisenhower Elementary School, about 1.1 miles away. Within five miles of Upper Saint Clair High School, there are at least 8 other public schools. Its average proficiency rate of 84.7% is above the 79.3% average for nearby schools.
The school's locale code, Suburb: Large, means it is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.
The school shrank from 1,367 students in 2020-21 to 1,269 in 2024-25. The student-to-teacher ratio went down from 14.7:1 to 13.3:1.
Upper Saint Clair High School has a community page on allk12 for topics such as athletics, class schedules, and weather closures. Teachers and staff are welcome to share updates too.
Allegheny County at a glance
View full county profilePopulation
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
Related schools
Other schools in Upper St. Clair SD
- Fort Couch Middle SchoolMiddle · 647 students
- Boyce Middle SchoolMiddle · 624 students
- Eisenhower Elementary SchoolElementary · 524 students
- Baker Elementary SchoolElementary · 471 students
- Streams Elementary SchoolElementary · 468 students
Other schools in Pittsburgh
- Mt Lebanon SHSHigh · 1,772 students
- Baldwin SHSHigh · 1,657 students
- North Hills High SchoolHigh · 1,443 students
- Pittsburgh Allderdice High SchoolHigh · 1,386 students
- Fox Chapel Area High SchoolHigh · 1,360 students
- Penn Hills Elementary SchoolElementary · 1,228 students
Nearby schools
- Eisenhower Elementary School1.1 mi · 524
- Bethel Memorial Elementary School1.2 mi · 342
- Fort Couch Middle School1.4 mi · 647
- Baker Elementary School1.4 mi · 471
- Streams Elementary School1.5 mi · 468
- Bethel Park High School1.5 mi · 1,244
Frequently asked questions
About Upper Saint Clair High SchoolHow many students attend Upper Saint Clair High School?
Upper Saint Clair High School enrolls approximately 1,269 students in grades 09-12.
Is Upper Saint Clair High School an elementary, middle, or high school?
Upper Saint Clair High School is a high school covering grades 09-12.
How many teachers does Upper Saint Clair High School have?
Upper Saint Clair High School employs 96 FTE teachers, for a student-to-teacher ratio of 13.3:1.
What is the student diversity at Upper Saint Clair High School?
Student demographics at Upper Saint Clair High School are roughly 79% White, 3% Hispanic, 1% Black, 13% Asian, 4% Two or more.
Who oversees Upper Saint Clair High School?
Upper Saint Clair High School is overseen by Upper St. Clair SD in Allegheny County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.