Total enrollment
4,320
-200 (-4%) vs SY 2017-18
5 schools in Marlboro
New Jersey · Public K-12
For families in Marlboro, public-school options total 5 K-12 campuses, with combined enrollment near 4,320 (3 elementary, 1 middle, and 1 high).
7-year change in Marlboro
SY 2017-18 vs SY 2024-25School count
5
0 (0%) vs SY 2017-18
% White
68%
was 71%
% Hispanic
9%
was 6%
% Black
2%
was 1%
% Asian
19%
was 20%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
| Name | Level | Grades | Enrollment |
|---|---|---|---|
| Frank Defino Central Elementary School | Elementary | KG-05 | 510 |
| Frank J. Dugan Elementary School | Elementary | KG-05 | 624 |
| Marlboro Elementary School | Elementary | KG-05 | 551 |
| Marlboro High School | High | 09-12 | 1,700 |
| Marlboro Middle School | Middle | 06-08 | 935 |
About Marlboro
Public education in Marlboro, New Jersey runs across 5 schools that hosts roughly 4,320 students. By footprint, Marlboro sits in the compact bracket.
For a sense of the school types, the city comprises 3 elementary, 1 middle, and 1 high.
Per-campus enrollment runs near 864, meaningfully above the state mean of about 540.
Five-year track record. Across the same 7-year window, public-school enrollment fell 4%: 4,520 students in SY 2017-18 versus 4,320 in SY 2024-25. The White share of public-school enrollment fell from 71% to 68%.
On this page, the community for Marlboro discusses sports rivalries, cross-district programs, and shared facilities. Posts come from current and former families, staff, and alumni.