Enrollment
305
Elementary
DISTRICT 334 · STATE 405
SCHOOL COMMUNITY·EAST BRUNSWICK TOWNSHIP SCHOOL DISTRICT·NCES 340411005994
Irwin Elementary School
71 RACETRACK ROAD, EAST BRUNSWICK, NJ 08816 · (732) 613-6840 · Middlesex County
GRADES PK–04ELEMENTARY21-SUBURBREGULAR SCHOOL305 STUDENTS
A+
allk12 Grade
Scored higher than 95% of New Jersey public elementary schools
- ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- A+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded New Jersey public elementary schools
Student : Teacher
10.9:1
28 FTE teachers
DISTRICT 9.7:1 · STATE 11.4:1
Free / Reduced Lunch
30%
93 students
DISTRICT 25% · 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, 2024-25
| Grade | Students | Share |
|---|---|---|
| Pre-K | 53 | 17% |
| Kindergarten | 50 | 16% |
| Grade 1 | 43 | 14% |
| Grade 2 | 53 | 17% |
| Grade 3 | 50 | 16% |
| Grade 4 | 56 | 18% |
This year's kindergarten class (50) is 11% smaller than its 4th grade class (56).
Student demographics
66%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 69% · STATE 71% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Students here typically continue to
Irwin Elementary School→Hammarskjold Upper Elementary School→Churchill Junior High School→East Brunswick High School
Based on grade levels within East Brunswick Township School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
NJSLA 2024-25 . % Meeting or Exceeding ExpectationsEnglish Language Arts
69.3%
NJ avg 53.1% . +0.4pp since 2023
Math
81.5%
NJ avg 41.6% . +7.0pp since 2023
What this means: On the NJSLA, New Jersey's statewide test, about 69 of every 100 students at this school read and write at grade level and about 82 of 100 do math at grade level. Across all New Jersey schools, those numbers are about 53 and 42. Reading and writing scores have held steady since 2023, while math scores are up about 7 points.
NJSLA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 69.3% | 81.5% |
| 2023-24 | 68.9% | 74.5% |
% Meeting or Exceeding Expectations, all students and all tested grades.
Source: NJSLA. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
OUTPERFORMING
Top 10% of NJ schools after controlling for student poverty
Actual proficiency
73.6%
composite math + reading, all grades
Predicted
49.5%
based on NJ schools with similar FRL share
Beats by
+24.1pp
above demographic expectation
What this means: About 74% of students here test proficient in math and reading, well above the roughly 49% typical for New Jersey schools with a similar share of low-income students. BeatsExpectations ranks schools against others at the same poverty level, not by raw scores, so a school can post high scores and still fall short of its prediction, or post lower scores and still beat it. This school clears its prediction by about 24 points, placing it in New Jersey's top 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Irwin Elementary School
Irwin Elementary School's state test result (73.6% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Irwin Elementary School this school | 305 | 30.5% | 73.6% |
| Central Elementary School EAST BRUNSWICK | 349 | 27.2% | 69.2% |
| Robert Mascenik Elementary School ISELIN | 288 | 27.1% | 49.9% |
| Warnsdorfer Elementary School EAST BRUNSWICK | 325 | 20.3% | 73.3% |
| Rockaway Meadow Elementary School PARSIPPANY | 257 | 29.2% | 62.6% |
| Troy Hills Elementary School PARSIPPANY | 290 | 21.7% | 69.5% |
Matched among New Jersey elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Irwin Elementary School ranks
Among elementary schools| Measure | This school | In New Jersey | In Middlesex County |
|---|---|---|---|
| State test proficiency ranked highest first | 73.6% | #106 of 1,290 | #7 of 111 |
| Math proficiency ranked highest first | 81.5% | #70 of 1,319 ▲ 57 | #5 of 111 ▲ 3 |
| Reading proficiency ranked highest first | 69.3% | #278 of 1,319 ▼ 5 | #18 of 111 no change |
| Enrollment ranked largest first | 305 | #1,087 of 1,562 | #100 of 130 |
| Students per teacher ranked fewest first | 10.9:1 | #588 of 1,390 | #49 of 120 |
| Diversity index ranked most diverse first | 66.2% | #280 of 1,392 | #58 of 121 |
| Free and reduced lunch ranked highest share first | 30.5% | #850 of 1,481 | #77 of 128 |
| Enrollment change since 2017-18 ranked steepest decline first | -32.1% | #48 of 798 | #8 of 84 |
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
305
-73 (-19%) vs 2020
-30% since 1990-91, when it was 437
Student : Teacher
10.9:1
was 9.9:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 305 | 28 | 10.9:1 | 30% (93) |
| 2023-24 | 311 | 31.3 | 9.9:1 | 26% (81) |
| 2022-23 | 321 | 28.1 | 11.4:1 | 23% (74) |
| 2020-21 | 378 | 38 | 9.9:1 | 27% (103) |
| 2017-18 | 449 | 36.8 | 12.2:1 | 24% (108) |
| 2015-16 | 464 | 36 | 12.9:1 | 25% (114) |
| 2010-11 | 407 | 28 | 14.5:1 | 15% (61) |
| 2000-01 | 511 | 31 | 16.5:1 | 10% (53) |
| 1990-91 | 437 | 20 | 21.9:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Irwin Elementary School.
Since 2017-18: students down 32% (449 to 305); teachers down 24% (36.8 to 28).
About Irwin Elementary School
Irwin Elementary School is the name of a small elementary school in EAST BRUNSWICK, New Jersey. The school runs pre-K through 4 and enrolls 305 students. Elementary schools in New Jersey average about 405 students, which makes this school 25% below average.
East Brunswick Township School District has a total of 11 schools and 8,096 students, Irwin Elementary School among them.
Of every 100 students at Irwin Elementary School, about 42 are White, the largest group. The remaining students are 38% Asian, 12% Hispanic, 4% Black, and 4% multiracial. Census estimates put Middlesex County at about 41% White, close to the school's figure. On a 0 to 100 scale, the school's diversity index is 66, compared with 70 nationally.
There are about 10.9 students for every full-time-equivalent teacher at Irwin Elementary School, which has 28. The 11.4:1 average for elementary schools in New Jersey is close to this figure. Free or reduced-price lunch eligibility at Irwin Elementary School is about 30%. The rate at public schools in Middlesex County averages 42%, higher than here.
On the allk12 Grade, Irwin Elementary School lands at A+, ahead of 95% of New Jersey public elementary schools.
Irwin Elementary School is in the top 10% of New Jersey schools on the allk12 BeatsExpectations measure. Based on its free or reduced-price lunch share, the model predicts an average proficiency rate across its state test results of 49.5%. The school's actual rate is 73.6%, 24.1 points higher.
Looking at the county, Middlesex County, median household income comes to about $111,549, about 46% of adults have at least a bachelor's degree, and about 6% of residents live below the federal poverty line. Counting Irwin Elementary School, Middlesex County has 214 public schools.
East Brunswick Magnet School is about 0.4 miles from Irwin Elementary School, the shortest distance to any other public school. The five-mile area around Irwin Elementary School holds at least 8 other public schools. Irwin Elementary School comes in 1st of 7 nearby schools on average proficiency.
The school is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more, according to its NCES locale (Suburb: Large).
From 378 students in 2020-21, enrollment fell to 305 by 2024-25.
You can use this page to share news and ask questions about fundraisers, report cards, and school supplies. Current and former families are welcome to add their experience.
Middlesex County at a glance
View full county profilePopulation
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
Related schools
Other schools in East Brunswick Township School District
- East Brunswick High SchoolHigh · 2,124 students
- Churchill Junior High SchoolMiddle · 2,080 students
- Hammarskjold Upper Elementary SchoolMiddle · 1,221 students
- Memorial Elementary SchoolElementary · 408 students
- Frost Elementary SchoolElementary · 383 students
- Lawrence Brook Elementary SchoolElementary · 362 students
Other schools in EAST BRUNSWICK
- East Brunswick High SchoolHigh · 2,124 students
- Churchill Junior High SchoolMiddle · 2,080 students
- Hammarskjold Upper Elementary SchoolMiddle · 1,221 students
- East Brunswick Magnet SchoolHigh · 745 students
- Hatikvah International Academy Charter SchoolElementary · 657 students
- Memorial Elementary SchoolElementary · 408 students
Other Irwin Elementary schools
One other US public school is named Irwin Elementary. Irwin Elementary School is the largest of the 2.
- Irwin Elementary SchoolIrwin, IA · 221 students
Nearby schools
- East Brunswick Magnet School0.4 mi · 745
- Hammarskjold Upper Elementary School0.6 mi · 1,221
- East Brunswick High School0.6 mi · 2,124
- Chittick Elementary School0.7 mi · 338
- Central Elementary School0.8 mi · 349
- South River Early Learning Center0.9 mi · 151
Frequently asked questions
About Irwin Elementary SchoolHow many students attend Irwin Elementary School?
Irwin Elementary School enrolls approximately 305 students in grades PK-04.
What grades does Irwin Elementary School serve?
Irwin Elementary School serves grades PK-04.
How many teachers does Irwin Elementary School have?
Irwin Elementary School employs 28 FTE teachers, for a student-to-teacher ratio of 10.9:1.
How diverse is Irwin Elementary School?
Irwin Elementary School reports a student body of 42% White, 12% Hispanic, 4% Black, 38% Asian, 4% Two or more.
Who oversees Irwin Elementary School?
Irwin Elementary School is overseen by East Brunswick Township School District in Middlesex County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.