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SCHOOL COMMUNITY·WOODBRIDGE TOWNSHIP SCHOOL DISTRICT·NCES 341812003688

Robert Mascenik Elementary School

300 BENJAMIN AVENUE, ISELIN, NJ 08830 · (732) 602-8526 · Middlesex County
GRADES KG–05ELEMENTARY21-SUBURBREGULAR SCHOOL288 STUDENTS
Enrollment
288
Elementary
DISTRICT 389 · STATE 405
Student : Teacher
15.2:1
19 FTE teachers
DISTRICT 12.1:1 · STATE 11.4:1
Free / Reduced Lunch
27%
78 students
DISTRICT 43% · STATE 41%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
40
Grade 1
50
Grade 2
57
Grade 3
45
Grade 4
58
Grade 5
38
Student demographics
White
8329%
DISTRICT 26% · STATE 37%
Hispanic
5920%
DISTRICT 33% · STATE 35%
Black
135%
DISTRICT 12% · STATE 14%
Asian
12543%
DISTRICT 27% · STATE 10%
Two+
83%
DISTRICT 2% · STATE 3%
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
14952%
Female
13948%

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Test scores

NJSLA 2024-25 . % Meeting or Exceeding Expectations
English Language Arts
50.0%
NJ avg 53.1% . +4.1pp since 2023
Math
56.5%
NJ avg 41.6% . +1.4pp since 2023
Source: NJSLA. 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
49.9%
composite math + reading, all grades
Predicted
51.3%
based on NJ schools with similar FRL share
Beats by
-1.5pp
below 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
288
-21 (-7%) vs 2017
Student : Teacher
15.2:1
was 15.4:1
% White
29%
was 36%
% Hispanic
20%
was 8%
% Black
5%
was 6%
% Asian
43%
was 48%
Source: NCES Common Core of Data

About Robert Mascenik Elementary School

Set in ISELIN, New Jersey, Robert Mascenik Elementary School is a low-enrollment elementary-level community, operated by Woodbridge Township School District. It serves 288 students across grades K through 5. Compared to the state average of about 405 students per school, that is 29% leaner than typical.

Within Woodbridge Township School District, which oversees 24 schools and 13,869 students, Robert Mascenik Elementary School is one campus in the system.

Demographically, Robert Mascenik Elementary School lists that the largest single group is Asian at 43%, but no single group is in the majority; the rest comes out to 29% White, 20% Hispanic, 5% Black, 3% multiracial. By comparison, Middlesex County as a whole is about 26% Asian, so the school skews meaningfully more Asian than its surroundings.

On the resource side, On paper, Robert Mascenik Elementary School has 19 full-time-equivalent teachers, translating to a class-load average of around 15.2:1. That figure is higher than the state norm's 11.4:1 average. Roughly 27% of students at Robert Mascenik Elementary School qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. That share is south of Middlesex County's rate of about 42%.

On a demographically-adjusted basis, Robert Mascenik Elementary School tracks the demographic baseline. The model predicts 51.3% given the school's FRL share; actual proficiency is 49.9%.

Across the wider county, community-level numbers for Middlesex County indicate median household earnings sit near $111,549, about 46% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 6%. Across Middlesex County's 214 public schools (combined enrollment of about 129,255 students), Robert Mascenik Elementary School is one campus in the mix.

The closest other public school is Indiana Avenue Elementary School, roughly 0.4 miles away. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Robert Mascenik Elementary School at 4th of 8; the average score across the group is 47.0%.

The school occupies an outer-ring site.

Trend over the last 7 years. Robert Mascenik Elementary School's enrollment has edged down 7% since 2018, when it stood at 309 (now 288). The Hispanic share of enrollment expanded from 8% to 20% over that span.

On the community side, posts here usually surface around open house dates, ride-share offers, and field-trip permission slips. Contributors range from current parents to recent graduates and teachers.

Middlesex County at a glance

View full county profile
Population
871,290
Census ACS
Median income
$111,549
Household, ACS
Bachelor's+
46%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
214
129,255 students

Quick facts

School name
Robert Mascenik Elementary School
District
Woodbridge Township School District
Address
300 BENJAMIN AVENUE, ISELIN, NJ 08830
Phone
(732) 602-8526
County
Middlesex County
Level
Elementary
Grade range
KG–05
Total enrollment
288
Teachers (FTE)
19
Student–teacher ratio
15.2:1
Free/Reduced lunch
78 (27%)
Locale
21-Suburb: Large
NCES ID
341812003688
Charter school
No
Virtual school
No

Related schools

Other schools in Woodbridge Township School District
Other schools in ISELIN
Nearby schools

Frequently asked questions

About Robert Mascenik Elementary School
How many students attend Robert Mascenik Elementary School?
Robert Mascenik Elementary School enrolls approximately 288 students in grades KG-05.
What grades does Robert Mascenik Elementary School serve?
Robert Mascenik Elementary School serves grades KG-05.
How many teachers does Robert Mascenik Elementary School have?
Robert Mascenik Elementary School employs 19 FTE teachers, for a student-to-teacher ratio of 15.2:1.
How diverse is Robert Mascenik Elementary School?
Robert Mascenik Elementary School reports a student body of 29% White, 20% Hispanic, 5% Black, 43% Asian, 3% Two or more.
Who oversees Robert Mascenik Elementary School?
Robert Mascenik Elementary School is overseen by Woodbridge Township School District in Middlesex County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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