Williamsville South High School
🇺🇸 Official data · 2025Williamsville, New York 14221 · Williamsville Central School District
#109 of 1,079 high schools in New York
#130 of 16,910 nationally
About Williamsville South High School
Williamsville South High School is a public high located in Williamsville, in the Williamsville Central School District school district of New York, United States. It caters for Grades 9–12. In 2025 it enrolled 796 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 92.3 out of 100, placing it in the top 5% of high schools in United States and 109th of 1,079 ranked high schools in New York. Its strongest component is reading proficiency (99th percentile), and its weakest is students per teacher (80th percentile).
Other published figures: enrollment 796.
There are 11 schools in Williamsville; Williamsville South High School ranks 3rd of 11 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)97%
- Reading proficiency (30%)98%
- Community advantage (fewer free/reduced-price lunch) (25%)27.5%
- Students per teacher (15%)11.1
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Williamsville South High School by the official sources.
- Enrollment
- 796
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 27.5%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 11.1
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 98%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 97%
- Share of tested students proficient or above (all students, all grades).
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Schools near Williamsville South High School
Closest schools by straight-line distance, with their Success Index (US).
Mill Middle School
Williamsville · Public middle · Grades 5–8
790 students · 1.4 km away
Country Parkway Elementary School
Williamsville · Public elementary · Grades PK–4
566 students · 2.4 km away
Forest Elementary School
Williamsville · Public elementary · Grades PK–4
515 students · 2.4 km away
Maple East Elementary School
Williamsville · Public elementary · Grades K–4
597 students · 2.9 km away
Maple West Elementary School
Williamsville · Public elementary · Grades K–4
670 students · 3.2 km away
Smallwood Drive School
Amherst · Public elementary · Grades PK–5
708 students · 3.6 km away
Maryvale Middle School
Cheektowaga · Public middle · Grades 6–8
518 students · 3.6 km away
Maryvale High School
Cheektowaga · Public high · Grades 9–12
660 students · 3.6 km away
Maryvale Intermediate School
Cheektowaga · Public elementary · Grades 3–5
490 students · 3.6 km away
Harris Hill Elementary School
Williamsville · Public elementary · Grades K–5
452 students · 4.2 km away
Similar schools
Public high schools in New York with a comparable Enrollment.
Saugerties Senior High School
Saugerties · Public high · Grades 9–12
800 students
South Park High School
Buffalo · Public high · Grades 9–12
801 students
Indian River High School
Philadelphia · Public high · Grades 9–12
791 students
West Hempstead Secondary School
West Hempstead · Public high · Grades 7–12
806 students
Watervliet Junior-Senior High School
Watervliet · Public high · Grades 6–12
785 students
Hampton Bays High School
Hampton Bays · Public high · Grades 9–12
784 students
Frequently asked questions
Is Williamsville South High School a good school?
Williamsville South High School has a Success Index (US) of 92.3 out of 100 (Top 5% of high schools in United States) and ranks #109 of 1,079 in New York. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Williamsville South High School rank in New York?
Williamsville South High School ranks #109 of 1,079 high schools in New York and #130 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Williamsville South High School?
Williamsville South High School had 796 students in 2025.
Is Williamsville South High School a elementary school or a high school?
Williamsville South High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Williamsville South High School?
There are 10 schools within 15 km of Williamsville South High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.