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Plainfield Public School District
Plainfield High School

Plainfield Public School District

Plainfield High School

Plainfield, New Jersey

1,925 students

High School, Grades 9–12

(908)731-4390School Website

1,925

Students

14.8:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

1,010

B

out of 1600
Average
Avg ACT Score

19

B-

out of 36
Average
AP Courses

22

A+

courses offered
Excellent
AP Enrollment

4%

C

of students
Below Avg
Student-Teacher Ratio

15:1

B+

students per teacher
Good
Graduation Rate

64%

B+

Good
Reading Proficiency

23%

C

Below Avg
Math Proficiency

10%

C

Below Avg
This Week at Plainfield – August 17, 2026

250 students practicing on Varsity Tutors

SAT Prep

1

A

B

C

D

2

A

B

C

D

3

A

B

C

D

4

A

B

C

D

5

A

B

C

D

1520

0

students

Start practicing →
ACT Prep

36

ENG

MATH

READ

SCI

0

students

Start practicing →
Math

0

students

Start practicing →
English

0

students

Start practicing →
Science

0

students

Start practicing →
Explore practice resources for Plainfield students
Academic Grades

Select a grade level to explore courses and resources

9
Grade
10
Grade
11
Grade
12
Grade
Academic Resources

Typical courses and practice resources for students at Plainfield High School

Biology
9

Cell biology, genetics, evolution, and ecology

AP Biology
AP

College-level biology with lab component

Chemistry
9

Atomic structure, reactions, and stoichiometry

AP Chemistry
AP

College-level chemistry with lab component

Physics
9

Mechanics, waves, electricity, and magnetism

AP Physics 1
AP

Algebra-based mechanics and waves

Environmental Science
9

Ecosystems, human impact, and sustainability

AP Environmental Science
AP

College-level environmental science

World History
9

Global civilizations from ancient to modern times

AP World History
AP

College-level world history analysis

U.S. History
9

American history from colonization to present

AP U.S. History
AP

College-level American history

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at Plainfield High School.

National Tests

August 1, 2026 – November 30, 2026

ISEE — Fall Testing Season

Testing window

August 3, 2026 – June 30, 2027

SSAT — Flex Testing

Testing window

August 22, 2026

SAT — National

Test date

August 28, 2026

SAT — National

Registration deadline

September 1, 2026

ACT — National

Late registration deadline

September 1, 2026 – October 23, 2026

COOP/HSPT — New Jersey Registration

Registration deadline
NJ
+80 more national tests this school year

State Assessments

September 14, 2026 – December 23, 2026

DLM — Instructionally Embedded Model

Testing window
NJ

October 13, 2026 – October 28, 2026

NJGPA — Fall Administration

Testing window
NJ

November 30, 2026 – December 16, 2026

NJSLA-A — Fall Block Administration

Testing window
NJ

February 1, 2027 – April 2, 2027

WIDA ACCESS

Testing window
NJ

February 1, 2027 – April 2, 2027

WIDA Alternate ACCESS

Testing window
NJ

March 1, 2027 – March 19, 2027

NJGPA-A — Spring Administration

Testing window
NJ
+2 more state assessments this school year
See the full national test & school calendar
After Plainfield High
Where graduates go and what they study
Popular Colleges
1

Kean University

2

Rutgers University–New Brunswick

3

Montclair State University

4

UCNJ Union College of Union County, NJ

5

Rutgers University - Newark

6

New York University

7

Rowan University

8

Seton Hall University

Popular Majors
1

Nursing

2

Psychology

3

Business

4

Biology

5

Criminal Justice and Law Enforcement Administration

6

Pre-Medicine Studies

7

Computer Science

8

Marketing

Varsity Tutors

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SAT Prep

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ACT Prep

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1:1 Tutoring

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Live Classes

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Practice Hub

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School Details
Address

950 Park Avenue, Plainfield, NJ 07060

Phone

(908)731-4390

Website

Visit Website

District

Plainfield Public School District

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Other Schools in District
Evergreen Elementary School
Jefferson Elementary School
Cedarbrook Elementary School
Charles H. Stillman Elementary School
Washington Community School
Frederic W. Cook Elementary School