Best Public Schools in Zip Code 08812

Schools in ZIP code 08812 include five schools serving prekindergarten through grade 12: two elementary schools, two middle schools and one high school, split between the Dunellen Public School District and the Green Brook Township Public School District. The newest results show a clear divide between schools that are often above state results and schools that are below them. The sharpest same-grade contrast is in grade 7 ELA, where Green Brook Middle School scored 82% and Lincoln Middle School scored 42%, a 40-point gap.

Irene E. Feldkirchner Elementary School stands out in grades 3–4, averaging 23 points above the state in ELA and 21 points above in math; Green Brook is also above state results across its middle-grade ELA and math entries. By comparison, John P. Faber Elementary School averages 6 points below state in ELA and 9 points below in math, while Lincoln averages 13 and 14 points below, respectively. Dunellen High School has a mixed profile: grade 11 NJGPA results are fairly close to state results (72% vs. 76% in ELA and 58% vs. 61% in math), while grade 10 Geometry was 0% compared with 13% statewide.

Across the same 24 elementary and middle school grade-subject entries, the average school-versus-state gap improved by 5 points from 2024–25 to 2025–26, moving from about 3 points below state to 2 points above; however, individual results varied, including a decline in Green Brook grade 8 math. SchoolDigger gives the two Green Brook schools four stars and the other three schools two stars; all five schools’ SchoolDigger percentile rankings rose between 2023–24 and 2025–26. As context, all five report the same measure, free/reduced lunch eligible, for school year 2024–25: shares range from 19% at Feldkirchner and 20% at Green Brook to 48% at Lincoln, 49% at Dunellen High and 55% at Faber. Faber’s student–teacher ratio is 9.8 compared with Feldkirchner’s 11.2, despite Feldkirchner’s stronger results. Grade spans differ, so comparisons are most useful when the grades and subjects match.