Average
#1308 of 2,842 schools in PA
Top 46% in state
Seneca Valley HS
High School · Seneca Valley SD
128 Seneca School Rd, Harmony, PA 16037
Enrollment
2,294
Student-Teacher
13.4:1
Score
6.6
Grades
9th – 12th
Enrollment
2,294
Student-Teacher
13.4:1
Score
6.6
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Harmony
#2 of 2
public schools
Pennsylvania high schools
#220 of 641
In district
#5 of 8
Seneca Valley SD
Academic performance
8.7 / 10
Exceptional
About Seneca Valley HS
Seneca Valley HS serves 2,294 students in grades 9-12 in Harmony, Pennsylvania, with a student-teacher ratio of 13.4:1 and 171 full-time equivalent teachers. This large public high school ranks in the 53rd percentile statewide, placing #1,341 out of 2,852 Pennsylvania high schools with a MySchoolScout rating of 5.7 out of 10. Academically, the school shows stronger performance in English Language Arts, where 65% of students score proficient or above across grade levels, while mathematics presents room for growth with 41% of students reaching proficiency.
These results reflect opportunities for continued academic development in certain subject areas. The school draws from a well-established community where the median household income reaches $86,875 and home values average $312,600. About 35% of area residents hold bachelor's degrees or higher, and the local poverty rate remains low at 5.9%.
The ZIP code population of 4,709 reflects the close-knit nature of this Butler County community. Seneca Valley HS sits in a rural setting near town, offering students the benefits of a peaceful environment while maintaining access to broader educational and community resources that support their high school experience.
What Parents Should Know
Seneca Valley HS is a large school with 2,294 students enrolled. Larger schools typically offer a wider range of academic programs, electives, and extracurricular activities. Parents may want to ask about how the school maintains a sense of community and ensures students don't get lost in the crowd.
Located in a rural area, Seneca Valley HS may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.
Score Breakdown
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Seneca Valley HS — Students at Seneca Valley HS score 73% proficient, which is above what's typical for similar communities (expected: 65%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
23.3%
Students qualifying for federal meal assistance
Test Scores PA PSSA (2023-24)
Based on 6 test records from PA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 1.9/10.
How Seneca Valley HS Compares
See how Seneca Valley HS performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 80% (2019) to 71% (2021). Reading/ELA proficiency has declined from 86% (2019) to 75% (2021).
Location
128 Seneca School Rd, Harmony, PA 16037
Nearby Alternatives
Families considering Seneca Valley HS may also want to explore other high schools in the area. NORTH CATHOLIC HIGH SCHOOL (rated 5.5/10, 8.5 miles away, in nearby Cranberry Township), a more accessible option. Additionally, Riverside HS (rated 5.4/10, 8.1 miles away, in nearby Ellwood City), a more accessible option. For more schools in Harmony, see our Harmony schools guide .
Nearby Schools
20 within 8.1 mi| School | Distance | Rating |
|---|---|---|
| Ryan Gloyer MS Harmony | 0.2 mi | 6.6 |
| Connoquenessing Valley El Sch Zelienople | 1.5 mi | 5.6 |
| ST STEPHENS LUTHERAN ACADEMY Zelienople | 2.3 mi | 7.8 |
| ST GREGORY ELEMENTARY SCHOOL Zelienople | 2.3 mi | 5.3 |
| Ehrman Crest MS Cranberry Township | 4.7 mi | 5.9 |
| Ehrman Crest El Sch Cranberry Township | 4.7 mi | 6.9 |
| Connoquenessing El Sch Renfrew | 5.1 mi | 7.8 |
| GODDARD SCHOOL Cranberry Township | 7.1 mi | — |
| Rowan El Sch Cranberry Twp | 7.2 mi | 7.6 |
| Moraine El Sch Prospect | 7.3 mi | 7.1 |
| Haine El Sch Cranberry Twp | 7.9 mi | 6.0 |
| Haine MS Cranberry Twp | 7.9 mi | 6.6 |
| KINDERCARE LEARNING CENTER 868 Cranberry Township | 8.5 mi | — |
| NORTH CATHOLIC HIGH SCHOOL Cranberry Township | 8.5 mi | 5.5 |
| BRIGHT HORIZONS AT CRANBERRY Cranberry Township | 8.9 mi | — |
| KINDER CARE LEARNING CENTER Seven Fields | 8.7 mi | 3.6 |
| HEART PRINTS EARLY EDUCATION CENTER Mars | 9.4 mi | — |
| Perry Lower Intrmd Sch Ellwood City | 8.2 mi | 6.9 |
| Riverside El Sch Ellwood City | 8.1 mi | 7.6 |
| Riverside HS Ellwood City | 8.1 mi | 5.4 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 16037 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$90,078
Median Home Value
$331,200
Median Rent
$879/mo
Population
4,840
College Educated
32.8%
Homeownership
90.1%
Avg Commute
23.6 min
Poverty Rate
7.7%
Median Age
49.4
Community Profile
The community surrounding Seneca Valley HS has a median household income of $90,078. It is an area where 33% of adults hold a bachelor's degree or higher. The median home value in the area is $331,200, with a median rent of $879/month. The local poverty rate of 7.7% is relatively low. The average commute for residents is 24 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Cheltenham HS Wyncote, PA | 6.6 |
| Norwin HS North Huntingdon, PA | 6.6 |
| Scranton HS Scranton, PA | 6.6 |
| Central York HS York, PA | 6.5 |
| Cumberland Valley HS Mechanicsburg, PA | 6.7 |
| Mt Lebanon SHS Pittsburgh, PA | 6.7 |
Frequently Asked Questions
Common questions about Seneca Valley HS
What grades does Seneca Valley HS serve?
Seneca Valley HS serves students in grades 9th through 12th.
How many students attend Seneca Valley HS?
Seneca Valley HS has an enrollment of approximately 2,294 students.
What is the student-teacher ratio at Seneca Valley HS?
The student-teacher ratio at Seneca Valley HS is 13.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Seneca Valley HS rank in PA?
Seneca Valley HS is ranked #1308 out of 2,842 schools in PA.
What is Seneca Valley HS's MySchoolScout rating?
Seneca Valley HS has a composite rating of 6.6 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Seneca Valley HS?
Based on the most recent state assessment data, Seneca Valley HS has 63.9% math proficiency and 75.4% reading/ELA proficiency.
Is Seneca Valley HS a charter school?
No, Seneca Valley HS is not a charter school. It is a traditional public school operated by the local school district.
Is Seneca Valley HS a Title I school?
No, Seneca Valley HS is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Seneca Valley HS?
23.3% of students at Seneca Valley HS qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 2,294
- Student-Teacher Ratio
- 13.4:1
- Teachers (FTE)
- 171
- Free/Reduced Lunch
- 23.3%
- Type
- regular
- Setting
- Fringe Rural
- County
- Butler County
- Phone
- (724) 452-6041
- Data Year
- 2023–2024
Resources & Links
District
Seneca Valley SD- District Enrollment
- 7,476
- Schools in District
- 8
- Per-Pupil Spending
- $18,216
- District Rank
- #5 of 8
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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