The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·LANCASTER CENTRAL SCHOOL DISTRICT·NCES 361668003289

WILLIAM STREET SCHOOL

5201 WILLIAM ST, LANCASTER, NY 14086 · (716) 686-3800 · Erie County
GRADES 04–06MIDDLE21-SUBURBTITLE IREGULAR SCHOOL1,274 STUDENTS
Enrollment
1,274
Middle
DISTRICT 1,075 · STATE 531
Student : Teacher
12.9:1
99 FTE teachers
DISTRICT 12.7:1 · STATE 10.3:1
Free / Reduced Lunch
40%
507 students
DISTRICT 29% · STATE 58%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 4
392
Grade 5
424
Grade 6
456
Ungraded
2
Student demographics
White
1,15290%
DISTRICT 89% · STATE 39%
Hispanic
454%
DISTRICT 4% · STATE 31%
Black
212%
DISTRICT 1% · STATE 16%
Asian
252%
DISTRICT 3% · STATE 10%
Two+
292%
DISTRICT 3% · STATE 4%
Native American
10%
DISTRICT 0% · STATE 1%
Pacific Islander
10%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
65551%
Female
61949%

Discussions

+ POST

Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
63.0%
NY avg 58.3% . +13.0pp since 2023
Math
70.0%
NY avg 57.4% . +2.0pp since 2023
Source: NYS Assessments. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
61.4%
composite math + reading, all grades
Predicted
60.4%
based on NY schools with similar FRL share
Beats by
+1.1pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
1,274
+33 (+3%) vs 2017
Student : Teacher
12.9:1
was 15.1:1
% White
90%
was 90%
% Hispanic
4%
was 4%
% Black
2%
was 1%
% Asian
2%
was 2%
Source: NCES Common Core of Data

About WILLIAM STREET SCHOOL

WILLIAM STREET SCHOOL operates as an expansive middle school in LANCASTER, New York, part of LANCASTER CENTRAL SCHOOL DISTRICT. Current enrollment sits at 1,274 students spanning grades 4 through 6. That puts it 140% bigger than the typical public school in New York, which averages around 531 students.

LANCASTER CENTRAL SCHOOL DISTRICT comprises 7 schools with combined enrollment of 5,321 students; WILLIAM STREET SCHOOL is among them.

On the student-mix side, WILLIAM STREET SCHOOL logs that 90% of students identify as White, making the school strongly White-majority. Other groups include 4% Hispanic, 2% multiracial. That is noticeably more White than the county at large, where the share is closer to 74%.

In terms of school funding signals, WILLIAM STREET SCHOOL shows 99 full-time-equivalent teachers, putting the student-to-teacher ratio at about 12.9:1. The state averages around 10.3:1, so this campus is higher than the state norm typical. An estimated 40% of students are eligible for free or reduced-price lunch, often used as a Title I proxy. By comparison, Erie County runs at roughly 51%, so the school's eligibility rate is lower than the surrounding baseline.

With demographic context factored in, WILLIAM STREET SCHOOL performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 60.4%, the actual is 61.4%, a residual of +1.1 points.

In the broader community, census data for Erie County shows the typical household earns roughly $72,839 per year, about 38% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 9%. WILLIAM STREET SCHOOL is one of 226 public schools in Erie County (combined enrollment of about 122,519 students).

The closest other public school is COMO PARK ELEMENTARY SCHOOL, roughly 1.4 miles away. Counting just inside five miles, 8 other public schools cluster around WILLIAM STREET SCHOOL. Among the 9 schools in that immediate cluster with test data (this one included), WILLIAM STREET SCHOOL ranks 5th on composite proficiency, behind the local average of 63.3%.

The campus sits in a suburban setting.

Five-year trend. WILLIAM STREET SCHOOL's enrollment has increased 3% since 2018, when it stood at 1,241 (now 1,274). The student-to-teacher ratio pulled in from 15.1:1 in 2018 to 12.9:1 today.

On this page, the feed for WILLIAM STREET SCHOOL typically covers pickup logistics, teacher feedback, and after-school programs. Members of the school community can share what they know.

Erie County at a glance

View full county profile
Population
950,622
Census ACS
Median income
$72,839
Household, ACS
Bachelor's+
38%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
226
122,519 students

Quick facts

School name
WILLIAM STREET SCHOOL
District
LANCASTER CENTRAL SCHOOL DISTRICT
Address
5201 WILLIAM ST, LANCASTER, NY 14086
Phone
(716) 686-3800
County
Erie County
Level
Middle
Grade range
04–06
Total enrollment
1,274
Teachers (FTE)
99
Student–teacher ratio
12.9:1
Free/Reduced lunch
507 (40%)
Locale
21-Suburb: Large
NCES ID
361668003289
Charter school
No
Virtual school
No

Related schools

Other schools in LANCASTER CENTRAL SCHOOL DISTRICT
Other schools in LANCASTER
Nearby schools

Frequently asked questions

About WILLIAM STREET SCHOOL
How many students attend WILLIAM STREET SCHOOL?
WILLIAM STREET SCHOOL enrolls approximately 1,274 students in grades 04-06.
What grades does WILLIAM STREET SCHOOL serve?
WILLIAM STREET SCHOOL serves grades 04-06.
What is the student-teacher ratio at WILLIAM STREET SCHOOL?
The student-to-teacher ratio at WILLIAM STREET SCHOOL is approximately 12.9:1 (99 FTE teachers).
What is the racial breakdown of students at WILLIAM STREET SCHOOL?
At WILLIAM STREET SCHOOL, the student body is approximately 90% White, 4% Hispanic, 2% Black, 2% Asian, 2% Two or more.
Who oversees WILLIAM STREET SCHOOL?
WILLIAM STREET SCHOOL is overseen by LANCASTER CENTRAL SCHOOL DISTRICT in Erie County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post