Enrollment
367
Elementary
DISTRICT 267 · STATE 405
SCHOOL COMMUNITY·SOUTH PLAINFIELD SCHOOL DISTRICT·NCES 341536003638
John E. Riley Elementary School
100 Morris Ave, South Plainfield, NJ 07080 · (908) 754-4620 · Middlesex County
GRADES KG–04ELEMENTARY21-SUBURBREGULAR SCHOOL367 STUDENTS
B
allk12 Grade
Scored higher than 55% of New Jersey public elementary schools
- B-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- B-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
10.3:1
36 FTE teachers
DISTRICT 13.5:1 · STATE 11.4:1
Free / Reduced Lunch
39%
143 students
DISTRICT 31% · 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 |
|---|---|---|
| Kindergarten | 69 | 19% |
| Grade 1 | 85 | 23% |
| Grade 2 | 63 | 17% |
| Grade 3 | 79 | 22% |
| Grade 4 | 71 | 19% |
This year's kindergarten class (69) is about the same size as its 4th grade class (71).
Student demographics
67%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 73% · 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
John E. Riley Elementary School→Grant Elementary School→South Plainfield Middle School→South Plainfield High School
Based on grade levels within South Plainfield School District. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at John E. Riley Elementary School.
START A DISCUSSIONTest scores
NJSLA 2024-25 . % Meeting or Exceeding ExpectationsEnglish Language Arts
51.7%
NJ avg 53.1% . +12.6pp since 2023
Math
53.4%
NJ avg 41.6% . +8.9pp since 2023
What this means: On the NJSLA, New Jersey's statewide test, about 52 of every 100 students at this school read and write at grade level and about 53 of 100 do math at grade level. Across all New Jersey schools, those numbers are about 53 and 42. Reading and writing scores are up about 13 points since 2023, while math scores are up about 9 points.
NJSLA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 51.7% | 53.4% |
| 2023-24 | 39.1% | 44.5% |
% 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
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
47.5%
composite math + reading, all grades
Predicted
44.8%
based on NJ schools with similar FRL share
Beats by
+2.7pp
above demographic expectation
What this means: About 48% of students here test proficient in math and reading, compared with the roughly 45% typical for New Jersey schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among New Jersey's top nor bottom 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 John E. Riley Elementary School
John E. Riley Elementary School's state test result (47.5% proficient) is higher than 2 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| John E. Riley Elementary School this school | 367 | 39.0% | 47.5% |
| Sherman Elementary School ROSELLE PARK | 364 | 39.6% | 49.0% |
| Woodland Intermediate School Middlesex | 317 | 43.5% | 37.0% |
| School #9 CLIFTON | 306 | 37.6% | 57.1% |
| Robinson Elementary School HAMILTON | 387 | 44.7% | 36.7% |
| Normandy Park School MORRISTOWN | 371 | 33.7% | 59.3% |
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 John E. Riley Elementary School ranks
Among elementary schools| Measure | This school | In New Jersey | In Middlesex County |
|---|---|---|---|
| State test proficiency ranked highest first | 47.5% | #580 of 1,290 | #59 of 111 |
| Math proficiency ranked highest first | 53.4% | #524 of 1,319 ▲ 140 | #55 of 111 ▲ 16 |
| Reading proficiency ranked highest first | 51.7% | #665 of 1,319 ▲ 226 | #53 of 111 ▲ 24 |
| Enrollment ranked largest first | 367 | #817 of 1,562 | #81 of 130 |
| Students per teacher ranked fewest first | 10.3:1 | #414 of 1,390 | #36 of 120 |
| Diversity index ranked most diverse first | 67.2% | #241 of 1,392 | #52 of 121 |
| Free and reduced lunch ranked highest share first | 39.0% | #724 of 1,481 | #61 of 128 |
| Enrollment change since 2017-18 ranked fastest growth first | +11.9% | #205 of 545 | #11 of 30 |
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
367
+34 (+10%) vs 2020
0% since 1990-91, when it was 366
Student : Teacher
10.3:1
was 10.7:1
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 | 367 | 35.8 | 10.3:1 | 39% (143) |
| 2023-24 | 364 | 34.8 | 10.5:1 | 33% (121) |
| 2022-23 | 381 | 33.3 | 11.5:1 | 29% (112) |
| 2020-21 | 333 | 31 | 10.7:1 | 20% (65) |
| 2017-18 | 328 | 24 | 13.7:1 | 22% (72) |
| 2015-16 | 318 | 23 | 13.8:1 | 26% (84) |
| 2010-11 | 334 | 21 | 15.9:1 | 25% (82) |
| 2000-01 | 441 | 28 | 15.8:1 | 12% (52) |
| 1990-91 | 366 | 25 | 14.6:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for John E. Riley Elementary School.
Since 2017-18: students up 12% (328 to 367); teachers up 49% (24 to 35.8).
About John E. Riley Elementary School
John E. Riley Elementary School is an elementary school in South Plainfield, New Jersey, and it is part of South Plainfield School District. Its 367 students are spread across kindergarten through 4.
South Plainfield School District has 9 schools; together they serve 3,767 students.
No single group makes up more than half of enrollment at John E. Riley Elementary School. The largest is Hispanic students, at 46%. Smaller groups are 32% White, 10% Black, 7% Asian, and 5% multiracial. For comparison, the population of Middlesex County is roughly 24% Hispanic. The school's diversity index is 67%, meaning two students picked at random have a 67% chance of belonging to different racial or ethnic groups.
Staffing totals 35.8 full-time-equivalent teachers, and the student-to-teacher ratio is 10.3:1. On average, elementary schools in New Jersey have 11.4:1, compared with 10.3:1 here. The free or reduced-price lunch rate at John E. Riley Elementary School is 39%.
John E. Riley Elementary School is graded B by allk12, scoring above 55% of New Jersey public elementary schools once test results, poverty-adjusted performance, and the recent trend are combined.
The model predicts 44.8% for a school in New Jersey with John E. Riley Elementary School's free or reduced-price lunch share. John E. Riley Elementary School posts 47.5%.
County data help place the school in context: in Middlesex County, the median household income is $111,549, the share of adults with a bachelor's degree or higher is 46%, and about 6% of people live in poverty. In all, Middlesex County has 214 public schools and roughly 129,255 students.
Riley Preschool Annex is the public school closest to John E. Riley Elementary School, less than a tenth of a mile away. There are at least 8 other public schools within five miles. John E. Riley Elementary School ranks 1st of 8 among nearby schools on average proficiency, with 47.5% against a local average of 31.0%.
The NCES locale for John E. Riley Elementary School is Suburb: Large, which covers schools in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.
John E. Riley Elementary School's enrollment climbed from 333 in 2020-21 to 367 in 2024-25.
Discussion on this page can cover science fairs, picture day, and bus routes. Reviews and ratings from people who know the school are welcome.
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 South Plainfield School District
- South Plainfield High SchoolHigh · 1,044 students
- Grant Elementary SchoolMiddle · 568 students
- South Plainfield Middle SchoolMiddle · 553 students
- Roosevelt Elementary SchoolElementary · 472 students
- Franklin Elementary SchoolElementary · 270 students
- John F Kennedy Elementary SchoolElementary · 256 students
Other schools in South Plainfield
- South Plainfield High SchoolHigh · 1,044 students
- Grant Elementary SchoolMiddle · 568 students
- South Plainfield Middle SchoolMiddle · 553 students
- Roosevelt Elementary SchoolElementary · 472 students
- Franklin Elementary SchoolElementary · 270 students
- John F Kennedy Elementary SchoolElementary · 256 students
Nearby schools
- Riley Preschool Annex0.1 mi · 145
- Grant Elementary School0.5 mi · 568
- South Plainfield High School0.6 mi · 1,044
- John F Kennedy Elementary School0.6 mi · 256
- South Plainfield Middle School0.8 mi · 553
- Cedarbrook Elementary School0.9 mi · 671
Frequently asked questions
About John E. Riley Elementary SchoolWhat is the total enrollment at John E. Riley Elementary School?
John E. Riley Elementary School enrolls approximately 367 students in grades KG-04.
What grades does John E. Riley Elementary School serve?
John E. Riley Elementary School serves grades KG-04.
How many teachers does John E. Riley Elementary School have?
John E. Riley Elementary School employs 36 FTE teachers, for a student-to-teacher ratio of 10.3:1.
What is the student diversity at John E. Riley Elementary School?
Student demographics at John E. Riley Elementary School are roughly 32% White, 46% Hispanic, 10% Black, 7% Asian, 5% Two or more.
What district is John E. Riley Elementary School in?
John E. Riley Elementary School is part of South Plainfield School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.