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SCHOOL COMMUNITY·PRINCETON PUBLIC SCHOOL DISTRICT·NCES 341341000067

Johnson Park School

285 ROSEDALE ROAD, PRINCETON, NJ 08540 · (609) 806-4240 · Mercer County
GRADES PK–05ELEMENTARY13-CITYREGULAR SCHOOL360 STUDENTS
Enrollment
360
Elementary
DISTRICT 339 · STATE 405
Student : Teacher
9.4:1
38 FTE teachers
DISTRICT 9.5:1 · STATE 11.4:1
Free / Reduced Lunch
21%
76 students
DISTRICT 15% · STATE 41%
Community
1
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
20
Kindergarten
46
Grade 1
44
Grade 2
54
Grade 3
66
Grade 4
61
Grade 5
69
Student demographics
White
13437%
DISTRICT 45% · STATE 37%
Hispanic
7922%
DISTRICT 16% · STATE 35%
Black
257%
DISTRICT 6% · STATE 14%
Asian
8724%
DISTRICT 25% · STATE 10%
Two+
3510%
DISTRICT 8% · 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
19855%
Female
16245%

School pathway

Students here typically continue to
Johnson Park SchoolPrinceton Middle SchoolPrinceton High School
Based on grade levels within Princeton Public School District. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

NJSLA 2024-25 . % Meeting or Exceeding Expectations
English Language Arts
64.5%
NJ avg 53.1% . -6.7pp since 2023
Math
72.9%
NJ avg 41.6% . +1.8pp since 2023

What this means: On the NJSLA, New Jersey's statewide test, about 65 of every 100 students at this school read and write at grade level and about 73 of 100 do math at grade level. Across all New Jersey schools, those numbers are about 53 and 42. Reading and writing scores are down about 7 points since 2023, while math scores are up about 2 points.

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
66.6%
composite math + reading, all grades
Predicted
54.6%
based on NJ schools with similar FRL share
Beats by
+12.0pp
above demographic expectation

What this means: About 67% of students here test proficient in math and reading, compared with the roughly 55% 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 →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
360
-31 (-8%) vs 2017
Student : Teacher
9.4:1
was 10.3:1
% White
37%
was 42%
% Hispanic
22%
was 26%
% Black
7%
was 10%
% Asian
24%
was 13%
Source: NCES Common Core of Data

About Johnson Park School

As a moderately sized primary school in PRINCETON, New Jersey, Johnson Park School instructs 360 students from grades pre-K through 5, run under Princeton Public School District.

Princeton Public School District comprises 6 schools with combined enrollment of 3,668 students; Johnson Park School is among them.

On demographics, Johnson Park School lists that the largest single group is White at 37%, but no single group is in the majority. Beyond that, the school reports 24% Asian, 22% Hispanic, 10% multiracial, 7% Black. That is meaningfully less White than the county at large, where the share is closer to 46%.

On the income-and-resources front, On paper, Johnson Park School has 38 full-time-equivalent teachers, translating to a class-load average of around 9.4:1. The state averages around 11.4:1, so this campus is tighter than the state norm typical. An estimated 21% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Mercer County runs at roughly 48%, so the school's eligibility rate is lower than the surrounding baseline.

On a demographically-adjusted basis, Johnson Park School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 54.6%, the actual is 66.6%, a residual of +12.0 points.

In the broader community, Mercer County reports that the typical household earns roughly $100,645 per year, 45% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 7%. Across Mercer County's 110 public schools (combined enrollment of about 58,647 students), Johnson Park School is one campus in the mix.

The closest other public school is Community Park School, roughly 1.3 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 9 schools in that immediate cluster with test data (this one included), Johnson Park School ranks 6th on composite proficiency, beneath the local average of 70.0%.

The campus sits in a city-core setting.

Over the past 7-year window. Looking back 7 years, enrollment at Johnson Park School has contracted 8%, going from 391 students in 2018 to 360 in 2025. Asian enrollment moved from 13% to 24% across the same window.

Inside the community feed, recent activity here tends to focus on school events, parent volunteer needs, and clubs. Parents, students, alumni, and staff are welcome to weigh in.

Mercer County at a glance

View full county profile
Population
385,864
Census ACS
Median income
$100,645
Household, ACS
Bachelor's+
45%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
110
58,647 students

Quick facts

School name
Johnson Park School
District
Princeton Public School District
Address
285 ROSEDALE ROAD, PRINCETON, NJ 08540
Phone
(609) 806-4240
County
Mercer County
Level
Elementary
Grade range
PK–05
Total enrollment
360
Teachers (FTE)
38
Student–teacher ratio
9.4:1
Free/Reduced lunch
76 (21%)
Locale
13-City: Small
NCES ID
341341000067
Charter school
No
Virtual school
No

Related schools

Other schools in Princeton Public School District
Other schools in PRINCETON
Nearby schools

Frequently asked questions

About Johnson Park School
How large is Johnson Park School?
Johnson Park School enrolls approximately 360 students in grades PK-05.
What age range does Johnson Park School serve?
Johnson Park School serves students from grade PK through grade 05.
How many teachers does Johnson Park School have?
Johnson Park School employs 38 FTE teachers, for a student-to-teacher ratio of 9.4:1.
How diverse is Johnson Park School?
Johnson Park School reports a student body of 37% White, 22% Hispanic, 7% Black, 24% Asian, 10% Two or more.
Who oversees Johnson Park School?
Johnson Park School is overseen by Princeton Public School District in Mercer County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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