Seneca Valley HS (Seneca Valley SD SCH DIST.), Pennsylvania - School Profile in 2023-2024 School Year

Updated on August 8, 2025.

Seneca Valley HS is a High in Harmony, PA. It currently serves 2294 students (grades 09-12). The school is part of the Seneca Valley SD School District.

Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.

You can see similar information for other schools in Seneca Valley SD School District and all schools in Pennsylvania.

Other Details

School Type: Regular School
School Level: High
Number of Students:2294
Number of Teachers: 171
Student/Teacher Ratio: 13.40

Location Info

Location: 128 Seneca School Rd, Harmony, PA 16037
Mailing Address: 128 Seneca School Rd, Harmony, PA 16037-9101
Phone: (724)452-6041
Data Source: NCES.
Student Population Per Grade
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Grade Population
Grade 10 592
Grade 11 559
Grade 12 570
Grade 9 573
Gender/Sex of Seneca Valley HS Student Population
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Gender Population Percent of Population (%)
Male 1168 50.92
Female 1126 49.09
Race/Ethnicity Demography of Seneca Valley HS Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 66 2.88
Black or African American 44 1.92
Hispanic/Latino 89 3.88
Two or more races 89 3.88
White 2006 87.45
Male - Race/Ethnicity Demography of Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 30 2.57
Black or African American 21 1.80
Hispanic/Latino 35 3.00
Two or more races 48 4.11
White 1034 88.53
Female - Race/Ethnicity Demography of Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 36 3.20
Black or African American 23 2.04
Hispanic/Latino 54 4.80
Two or more races 41 3.64
White 972 86.32

Race Demography Per Grade

The tables below shows the Race/Ethnicity of the student population per grade.
Grade 10 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 24 4.05
Black or African American 13 2.20
Hispanic/Latino 19 3.21
Two or more races 22 3.72
White 514 86.82
Grade 11 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 15 2.68
Black or African American 7 1.25
Hispanic/Latino 31 5.55
Two or more races 14 2.50
White 492 88.01
Grade 12 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 12 2.11
Black or African American 12 2.11
Hispanic/Latino 15 2.63
Two or more races 17 2.98
White 514 90.18
Grade 9 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 15 2.62
Black or African American 12 2.09
Hispanic/Latino 24 4.19
Two or more races 36 6.28
White 486 84.82