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Average

#2026 of 4,739 schools in NY

Top 43% in state

Williamsville South High School

High School · WILLIAMSVILLE CENTRAL SCHOOL DISTRICT

5950 MAIN ST, Williamsville, NY 14221

Enrollment

823

Student-Teacher

11.4:1

Score

6.8

Grades

9th – 12th

Updated 2022-23

How this school compares

In Williamsville

#7 of 11

public schools

New York high schools

#525 of 1,160

In district

#6 of 13

WILLIAMSVILLE CENTRAL SCHOOL DISTRICT

Academic performance

9.1 / 10

Exceptional

About Williamsville South High School

Williamsville South High School serves 823 students in grades 9-12 in this well-established suburban community in Erie County. With 72 full-time equivalent teachers, the school maintains an intimate 11.4:1 student-teacher ratio that allows for more personalized attention in the classroom. Academically, Williamsville South demonstrates strong performance, earning a 7.3 out of 10 MySchoolScout rating and ranking in the 78th percentile among New York's high schools at #1032 out of 4,758 schools statewide.

The school's academic strength is particularly evident in mathematics, where an impressive 98% of students perform at proficient or above levels across grade levels. English Language Arts results show 88% of students achieving proficiency or better, reflecting solid literacy skills throughout the student body. The school draws from a highly educated community where 56% of residents hold bachelor's degrees or higher, and the median household income reaches $96,266.

This affluent suburban setting, with a low poverty rate of just 6.8%, provides a stable foundation for learning. Located on Main Street in Williamsville's large suburban area, the school benefits from being part of a thriving community with median home values around $279,800.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress4.0Below Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-5 pts/yr
Data Period2019–2021
TrendDeclining
Academics9.1Exceptional25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency98%
Reading/ELA Proficiency77%
Overall Proficiency88%
Expected (poverty-adj.)66%
vs. Expected+21.1 pts
Adjusted Percentile86th
College Readiness9.1Exceptional30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation40.1%
IB ProgramNo
Resources & Environment3.9Fair20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio11.4:1
Per-Pupil Spending$19,316

Williamsville South High School — Students at Williamsville South High School score 88% proficient, which is above what's typical for similar communities (expected: 66%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

26.9%

Students qualifying for federal meal assistance

Test Scores NY EDFACTS (2020-21)

Math Proficiency 97.5%
School
State
N/A
ELA Proficiency 87.5%
School
State
N/A

Based on 4 test records from NY state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
97%
ELA
98%
2021*
Math
98%
ELA
77%

* 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: 4.0/10.

How Williamsville South High School Compares

See how Williamsville South High School performs across key quality dimensions compared to state benchmarks.

Overall Score
6.8/10
57th percentile in NY
Academic
9.1/10
9.1/10
Growth
4.0/10
Below average
Environment
3.9/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
27%
Teaching Staff
11:1 student-teacher ratio
72 teachers

Location

5950 MAIN ST, Williamsville, NY 14221

Nearby Alternatives

Families considering Williamsville South High School may also want to explore other high schools in the area. WILLIAMSVILLE EAST HIGH SCHOOL (rated 7.5/10, 2.9 miles away, in nearby East Amherst), which scores slightly higher. Additionally, MARYVALE HIGH SCHOOL (rated 6.2/10, 2.3 miles away, in nearby Cheektowaga), with a comparable rating. For more schools in Williamsville, see our Williamsville schools guide .

Nearby Schools

20 within 3.4 mi
School Distance Rating
CHRISTIAN CENTRAL ACADEMY Williamsville 0.2 mi 7.8
MILL MIDDLE SCHOOL Williamsville 0.9 mi 4.0
GATEWAY-LONGVIEW LYNDE SCHOOL Williamsville 0.8 mi 8.8
COUNTRY PARKWAY ELEMENTARY SCHOOL Williamsville 1.5 mi 6.6
MAPLE EAST ELEMENTARY SCHOOL Williamsville 1.8 mi 5.9
FOREST ELEMENTARY SCHOOL Williamsville 1.5 mi 7.1
MAPLE WEST ELEMENTARY SCHOOL Williamsville 2.0 mi 7.3
ASPIRE OF WNY/CTR FOR LEARNING Cheektowaga 2.1 mi 7.1
MARYVALE MIDDLE SCHOOL Cheektowaga 2.3 mi 6.3
MARYVALE HIGH SCHOOL Cheektowaga 2.3 mi 6.2
MARYVALE INTERMEDIATE SCHOOL Cheektowaga 2.3 mi 7.1
CHRIST THE KING ELEMENTARY SCHOOL Amherst 2.2 mi 6.2
SMALLWOOD DRIVE SCHOOL Amherst 2.2 mi 4.8
WILLIAMSVILLE EAST HIGH SCHOOL East Amherst 2.9 mi 7.5
THE ARC ERIE COUNTY NEW YORK Cheektowaga 2.8 mi 7.2
MARYVALE PRIMARY SCHOOL Cheektowaga 3.2 mi 4.7
HILLVIEW ELEMENTARY SCHOOL Lancaster 2.9 mi 8.0
TRANSIT MIDDLE SCHOOL East Amherst 3.1 mi 5.0
JOHN A SCIOLE ELEMENTARY SCHOOL Depew 3.2 mi 7.2
OUR LADY OF THE BLESSED SACRAMENT SCHOOL Depew 3.4 mi 6.3

Neighborhood Census ACS (2019-2023)

Census data for ZIP 14221 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$101,275

Median Home Value

$298,500

Median Rent

$1,560/mo

Population

55,153

College Educated

57%

Homeownership

74.2%

Avg Commute

19.4 min

Poverty Rate

6.8%

Median Age

47.4

Community Profile

The community surrounding Williamsville South High School has a median household income of $101,275. It is a well-educated community where 57% of adults hold a bachelor's degree or higher. The median home value in the area is $298,500, with a median rent of $1,560/month. The local poverty rate of 6.8% is relatively low. Residents enjoy a short average commute of 19 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

Frequently Asked Questions

Common questions about Williamsville South High School

What grades does Williamsville South High School serve?

Williamsville South High School serves students in grades 9th through 12th.

How many students attend Williamsville South High School?

Williamsville South High School has an enrollment of approximately 823 students.

What is the student-teacher ratio at Williamsville South High School?

The student-teacher ratio at Williamsville South High School is 11.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Williamsville South High School rank in NY?

Williamsville South High School is ranked #2026 out of 4,739 schools in NY.

What is Williamsville South High School's MySchoolScout rating?

Williamsville South High School has a composite rating of 6.8 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 Williamsville South High School?

Based on the most recent state assessment data, Williamsville South High School has 97.5% math proficiency and 87.5% reading/ELA proficiency.

Is Williamsville South High School a charter school?

No, Williamsville South High School is not a charter school. It is a traditional public school operated by the local school district.

Is Williamsville South High School a Title I school?

No, Williamsville South High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Williamsville South High School?

26.9% of students at Williamsville South High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
56 Somewhat Walkable
Bike Score
42 Somewhat Bikeable
County Safety
Low (64/100K)

Powered by Walk Score

FBI UCR 2024. County-level only. Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
823
Student-Teacher Ratio
11.4:1
Teachers (FTE)
72
Free/Reduced Lunch
26.9%
Type
regular
Setting
Large Suburb
County
Erie County
Data Year
2023–2024

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 methodology

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