South Plainfield High School
🇺🇸 Official data · 2025South Plainfield, New Jersey 07080 · South Plainfield School District
#147 of 357 high schools in New Jersey
#5964 of 16,910 nationally
About South Plainfield High School
South Plainfield High School is a public high located in South Plainfield, in the South Plainfield School District school district of New Jersey, United States. It caters for Grades 9–12. In 2025 it enrolled 1,044 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 59.4 out of 100, placing it in the top 50% of high schools in United States and 147th of 357 ranked high schools in New Jersey. Its strongest component is students per teacher (80th percentile), and its weakest is math proficiency (40th percentile).
Other published figures: enrollment 1,044.
There are 9 schools in South Plainfield; South Plainfield High School ranks 7th of 7 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)33%
- Reading proficiency (30%)58%
- Community advantage (fewer free/reduced-price lunch) (25%)36.3%
- Students per teacher (15%)11.2
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for South Plainfield High School by the official sources.
- Enrollment
- 1,044
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 36.3%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 11.2
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 58%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 33%
- Share of tested students proficient or above (all students, all grades).
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Schools near South Plainfield High School
Closest schools by straight-line distance, with their Success Index (US).
Grant Elementary School
South Plainfield · Public middle · Grades 5–6
568 students · 201 m away
South Plainfield Middle School
South Plainfield · Public middle · Grades 7–8
553 students · 406 m away
Riley Preschool Annex
South Plainfield · Public other · Grades PK–PK
145 students · 804 m away
John E. Riley Elementary School
South Plainfield · Public elementary · Grades K–4
367 students · 891 m away
John F Kennedy Elementary School
South Plainfield · Public elementary · Grades K–4
256 students · 1.2 km away
Franklin Elementary School
South Plainfield · Public elementary · Grades K–4
270 students · 1.6 km away
Cedarbrook Elementary School
Plainfield · Public elementary · Grades K–8
671 students · 1.7 km away
Roosevelt Preschool Annex
South Plainfield · Public other · Grades PK–PK
92 students · 2.1 km away
Roosevelt Elementary School
South Plainfield · Public elementary · Grades K–4
472 students · 2.1 km away
Hubbard Middle School
Plainfield · Public middle · Grades 6–8
737 students · 2.1 km away
Similar schools
Public high schools in New Jersey with a comparable Enrollment.
Robbinsville High School
Robbinsville · Public high · Grades 9–12
1,046 students
Delsea Regional High School
Franklinville · Public high · Grades 9–12
1,048 students
Matawan Regional High School
Aberdeen · Public high · Grades 9–12
1,038 students
Northern Valley Regional High School at Demarest
Demarest · Public high · Grades 9–12
1,038 students
Warren Hills Regional High School
Washington · Public high · Grades 9–12
1,050 students
Central High School
Newark · Public high · Grades 9–12
1,051 students
Frequently asked questions
Is South Plainfield High School a good school?
South Plainfield High School has a Success Index (US) of 59.4 out of 100 (Top 50% of high schools in United States) and ranks #147 of 357 in New Jersey. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does South Plainfield High School rank in New Jersey?
South Plainfield High School ranks #147 of 357 high schools in New Jersey and #5964 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend South Plainfield High School?
South Plainfield High School had 1,044 students in 2025.
Is South Plainfield High School a elementary school or a high school?
South Plainfield High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near South Plainfield High School?
There are 10 schools within 15 km of South Plainfield High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.