Serving 290 students in grades Kindergarten-5, William Mason School ranks in the top 20% of all schools in New Jersey for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 65-69% (which is higher than the New Jersey state average of 36%). The percentage of students achieving proficiency in reading/language arts is 70-74% (which is higher than the New Jersey state average of 49%).
The student:teacher ratio of 9:1 is lower than the New Jersey state level of 11:1.
Minority enrollment is 30% of the student body (majority Asian and Hispanic), which is lower than the New Jersey state average of 62% (majority Hispanic).
Quick Stats (2025)
- Grades: Kindergarten-5
- Enrollment: 290 students
- Student:Teacher Ratio: 9:1
- Minority Enrollment: 30%
- Overall Testing Rank: Top 20% in NJ
- Math Proficiency: 65-69% (Top 20%)
- Reading Proficiency: 70-74% (Top 20%)
- Science Proficiency: 30-39% (Top 30%)
- Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Top Rankings
William Mason School ranks among the top 20% of public schools in New Jersey for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Student Attention
School Overview
William Mason School's student population of 290 students has grown by 26% over five school years.
The teacher population of 32 teachers has grown by 23% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
290 students
Gender %
Total Classroom Teachers
32 teachers
School Rankings
William Mason School ranks within the top 20% of all 2,201 schools in New Jersey (based off of combined math and reading proficiency testing data).
The diversity score of William Mason School is 0.48, 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
#240 out of 2201 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
65-69%
36%
Reading/Language Arts Test Scores (% Proficient)
70-74%
49%
Science Test Scores (% Proficient)
30-39%
23%
Student : Teacher Ratio
9:1
11:1
American Indian
n/a
n/a
Asian
13%
10%
Hispanic
12%
34%
Black
1%
15%
White
70%
38%
Hawaiian
n/a
n/a
Two or more races
4%
3%
All Ethnic Groups
Eligible for Free Lunch
4%
32%
Eligible for Reduced Lunch
1%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is William Mason School's ranking?
William Mason School is ranked #240 out of 2,201 schools, which ranks it among the top 20% of public schools in New Jersey.
What schools are William Mason School often compared to?
William Mason Schoolis often viewed alongside schools like Valley View School, Riverview Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
65-69% of students have achieved math proficiency (compared to the 36% NJ state average), while 70-74% of students have achieved reading proficiency (compared to the 49% NJ state average).
How many students attend William Mason School?
290 students attend William Mason School.
What is the racial composition of the student body?
70% of William Mason School students are White, 13% of students are Asian, 12% of students are Hispanic, 4% of students are Two or more races, and 1% of students are Black.
What is the student:teacher ratio of William Mason School?
William Mason School has a student ration of 9:1, which is lower than the New Jersey state average of 11:1.
What grades does William Mason School offer ?
William Mason School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is William Mason School part of?
William Mason School is part of Montville Township School District.
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