Sewell Elementary School

As a compact elementary campus in SEWELL, New Jersey, Sewell Elementary School works with 273 students from grades pre-K through K, part of Mantua Township School District. That puts it 33% below the typical public school in New Jersey, which averages around 405 students.

Across the 3 schools in Mantua Township School District (1,295 students total), Sewell Elementary School accounts for its share of the district's footprint.

On the student-mix side, Sewell Elementary School lists that 77% of the student body identifies as White. Other groups include 11% Hispanic, 6% Black, 5% multiracial. That mix tracks the wider county fairly closely.

On the income-and-resources front, Sewell Elementary School shows 25 full-time-equivalent teachers, putting the student-to-teacher ratio at about 10.9:1. That tracks the state average closely. Around 23% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. That share is lower than Gloucester County's rate of about 32%.

Zooming out to the county, Gloucester County reports that median household earnings sit near $105,115, 37% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 5%. In all, Gloucester County runs 86 public schools (combined enrollment of about 46,080 students), of which Sewell Elementary School is one.

Gloucester County Institute of Technology is the nearest neighboring public school, about 1.8 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Sewell Elementary School.

The school occupies an outer-ring site.

Trend over the last 7 years. Looking back 7 years, enrollment at Sewell Elementary School has ticked down 4%, going from 283 students in 2018 to 273 in 2025. The White share of enrollment decreased from 91% to 77% over that span. The student-to-teacher ratio tightened from 15.4:1 in 2018 to 10.9:1 today.

On the community side, posts here usually surface around enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.