Serving 1,274 students in grades 4-6, William Street School ranks in the top 50% of all schools in New York for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 63% (which is higher than the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 53% (which is higher than the New York state average of 49%).
The student-teacher ratio of 13:1 is higher than the New York state level of 11:1.
Minority enrollment is 10% of the student body (majority Hispanic and Black), which is lower than the New York state average of 61% (majority Hispanic).
Quick Facts (2026)
- Grades: 4-6
- Enrollment: 1,274 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 10%
- Overall Testing Rank: Top 50% in NY
- Math Proficiency: 63% (Top 50%)
- Reading Proficiency: 53% (Top 50%)
- Science Proficiency: 94% (Top 20%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
Top Rankings
William Street School ranks among the top 20% of public schools in New York for:
Category
Attribute
Science Proficiency
School Overview
William Street School's student population of 1,274 students has stayed relatively flat over five school years.
The teacher population of 99 teachers has grown by 13% over five school years.
Grades Offered
Grades 4-6
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,274 students
Total Classroom Teachers
99 teachers
Year Founded
1905
School Calendar
Last Day of School
Thu. Jun 25, 2026
School Motto
'It's Cool to Care'
School Rankings
William Street School ranks within the top 50% of all 4,346 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of William Street School is 0.19, which is less than the diversity score at state average of 0.73. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1479 out of 4346 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
63%
52%
Reading/Language Arts Test Scores (% Proficient)
53%
49%
Science Test Scores (% Proficient)
94%
78%
Student-Teacher Ratio
13:1
11:1
American Indian
n/a
1%
Asian
2%
10%
Hispanic
4%
31%
Black
2%
15%
White
90%
39%
Hawaiian
n/a
n/a
Two or more races
2%
4%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
38%
55%
Eligible for Reduced Lunch
2%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Notes
- School Mascot: Eagles
Frequently Asked Questions
What is William Street School's ranking?
William Street School is ranked #1479 out of 4,346 schools, which ranks it among the top 50% of public schools in New York.
What schools are William Street School often compared to?
William Street Schoolis often viewed alongside schools like Lancaster Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
63% of students have achieved math proficiency (compared to the 52% NY state average), while 53% of students have achieved reading proficiency (compared to the 49% NY state average).
How many students attend William Street School?
1,274 students attend William Street School.
What is the racial composition of the student body?
90% of William Street School students are White, 4% of students are Hispanic, 2% of students are Asian, 2% of students are Black, and 2% of students are Two or more races.
What is the student-teacher ratio of William Street School?
William Street School has a student ration of 13:1, which is higher than the New York state average of 11:1.
What grades does William Street School offer ?
William Street School offers enrollment in grades 4-6 (Supplemental Virtual).
What school district is William Street School part of?
William Street School is part of Lancaster Central School District.
School Reviews
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