Summary:
Zip code 08554 has two elementary schools: Roebling Elementary School, serving PK–3, and Riverbank Charter School of Excellence, serving K–3. Their latest third-grade results reveal a sharp divide: Riverbank outscored Roebling by 42 percentage points in English language arts (ELA) and 56 points in math, the area’s most important finding.
Riverbank stands out at the top, while Roebling is well behind. In 2025–2026, Riverbank had 72% proficiency in ELA and 78% in math, compared with Roebling’s 31% and 22%. Riverbank was 24 points above the state in ELA and 29 points above in math; Roebling was 17 points below the state in ELA and 27 points below in math. SchoolDigger ranked Riverbank 137th of 1,331 schools, in the 90th percentile with four stars; Roebling ranked 1,142nd, in the 14th percentile with one star.
Both schools improved in ELA from 2024–2025 to 2025–2026, but math results moved in different directions: Roebling gained 8 percentage points in ELA and 5 in math, while Riverbank gained 4 in ELA and slipped 1 point in math. Roebling’s gains have not closed its gap with the state, and Riverbank remains above the state in both subjects. Other measures offer context, not an explanation for the score difference: in 2024–2025, free/reduced lunch eligible students made up 52% at Roebling and 23% at Riverbank. Riverbank’s student-teacher ratio was higher, at 10.3 compared with Roebling’s 8, despite its much stronger results.
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