Serving 387 students in grades Kindergarten-5, Glencliff School ranks in the top 50% of all schools in New York for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 65-69% (which is higher than the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is higher than the New York state average of 49%).
The student:teacher ratio of 12:1 is higher than the New York state level of 11:1.
Minority enrollment is 36% of the student body (majority Asian), which is lower than the New York state average of 60% (majority Hispanic).
Quick Stats (2025)
- Grades: Kindergarten-5
- Enrollment: 387 students
- Student:Teacher Ratio: 12:1
- Minority Enrollment: 36%
- Overall Testing Rank: Top 50% in NY
- Math Proficiency: 65-69% (Top 30%)
- Reading Proficiency: 50-54% (Top 50%)
- Science Proficiency: ≥90% (Top 30%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Overview
Glencliff School's student population of 387 students has grown by 11% over five school years.
The teacher population of 31 teachers has grown by 40% over five school years.
Grades Offered
Grades Kindergarten-5
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
387 students
Gender %
Total Classroom Teachers
31 teachers
Year Founded
1953
School Calendar
First Day of School
Mon. Sep 1, 2025
Last Day of School
Thu. Jun 25, 2026
Campus Size
50
School Rankings
Glencliff 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 Glencliff School is 0.56, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1349 out of 4346 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
65-69%
52%
Reading/Language Arts Test Scores (% Proficient)
50-54%
49%
Science Test Scores (% Proficient)
≥90%
78%
Student : Teacher Ratio
12:1
11:1
American Indian
n/a
1%
Asian
14%
10%
Hispanic
7%
30%
Black
6%
16%
White
64%
40%
Hawaiian
n/a
n/a
Two or more races
9%
3%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
25%
54%
Eligible for Reduced Lunch
2%
3%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Glencliff School's ranking?
Glencliff School is ranked #1349 out of 4,346 schools, which ranks it among the top 50% of public schools in New York.
What percent of students have achieved state testing proficiency in math and reading?
65-69% of students have achieved math proficiency (compared to the 52% NY state average), while 50-54% of students have achieved reading proficiency (compared to the 49% NY state average).
How many students attend Glencliff School?
387 students attend Glencliff School.
What is the racial composition of the student body?
64% of Glencliff School students are White, 14% of students are Asian, 9% of students are Two or more races, 7% of students are Hispanic, and 6% of students are Black.
What is the student:teacher ratio of Glencliff School?
Glencliff School has a student ration of 12:1, which is higher than the New York state average of 11:1.
What grades does Glencliff School offer ?
Glencliff School offers enrollment in grades Kindergarten-5 (Supplemental Virtual).
What school district is Glencliff School part of?
Glencliff School is part of Niskayuna Central School District.
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