Serving 253 students in grades Kindergarten-2, Jefferson (Annex) Elementary School ranks in the bottom 50% of all schools in New Jersey for overall test scores (math proficiency is top 20%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 40-49% (which is higher than the New Jersey state average of 26%). The percentage of students achieving proficiency in reading/language arts is 20-29% (which is lower than the New Jersey state average of 47%).
The student-teacher ratio of 14:1 is higher than the New Jersey state level of 11:1.
Minority enrollment is 41% of the student body (majority Hispanic), which is lower than the New Jersey state average of 62% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-2
- Enrollment: 253 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 41%
- Math Proficiency: 40-49% (Top 1% in NJ)
- Reading Proficiency: 20-29%
- Source: National Center for Education Statistics (NCES), NJ Dept. of Education
School Overview
Jefferson (Annex) Elementary School's student population of 253 students has grown by 6% over five school years.
The teacher population of 18 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-2
(No virtual instruction)
(No virtual instruction)
Total Students
253 students
Gender %
Total Classroom Teachers
18 teachers
School Rankings
The diversity score of Jefferson (Annex) Elementary School is 0.53, 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.
Math Test Scores (% Proficient)
(20-21)40-49%
26%
Reading/Language Arts Test Scores (% Proficient)
(20-21)20-29%
47%
Student-Teacher Ratio
14:1
11:1
American Indian
n/a
n/a
Asian
2%
11%
Hispanic
36%
34%
Black
2%
14%
White
59%
38%
Hawaiian
n/a
n/a
Two or more races
1%
3%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
26%
32%
Eligible for Reduced Lunch
10%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Frequently Asked Questions
What percent of students have achieved state testing proficiency in math and reading?
40-49% of students have achieved math proficiency (compared to the 26% NJ state average), while 20-29% of students have achieved reading proficiency (compared to the 47% NJ state average).
How many students attend Jefferson (Annex) Elementary School?
253 students attend Jefferson (Annex) Elementary School.
What is the racial composition of the student body?
59% of Jefferson (Annex) Elementary School students are White, 36% of students are Hispanic, 2% of students are Asian, 2% of students are Black, and 1% of students are Two or more races.
What is the student-teacher ratio of Jefferson (Annex) Elementary School?
Jefferson (Annex) Elementary School has a student ration of 14:1, which is higher than the New Jersey state average of 11:1.
What grades does Jefferson (Annex) Elementary School offer ?
Jefferson (Annex) Elementary School offers enrollment in grades Kindergarten-2 (No virtual instruction).
What school district is Jefferson (Annex) Elementary School part of?
Jefferson (Annex) Elementary School is part of Wallington Boro School District.
School Reviews
Review Jefferson (Annex) Elementary School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
