Summary:
ZIP code 07104 has 15 schools: 11 elementary schools, most serving PK–8 (two charter schools serve K–8), and four high schools serving grades 9–12. The supplied test results cover 10 elementary schools and all four high schools; Branch Brook School has no scores in the supplied data. Across grades 3–8, the elementary-school averages were 33% in ELA and 28% in math, below matching-grade state averages of 51% and 40%. The most important finding is how uneven results are: elementary averages range from 17% ELA at Rafael Hernandez School to 60% at Robert Treat Academy Charter School, while grade 9 ELA ranges from 5% at Barringer High School to 84% at Technology High School.
Robert Treat Academy led elementary results in 2025–2026, averaging 60% in ELA and 49% in math; those results were 30 and 23 percentage points above the other nine schools’ averages. Park Elementary School was next, at 44% ELA and 41% math, making it the strongest non-charter elementary school by these averages. At the high-school level, Technology High recorded 84% grade 9 ELA, 64% grade 9 Algebra I, and 40% grade 11 science—33, 42, and 11 points above state results, respectively. Barringer had the lowest grade 9 results: 5% in ELA and 2% in Algebra I.
Elementary trends differed by subject: from 2024–2025 to 2025–2026, the average ELA result fell by 8 percentage points, widening the gap with the state from about 13 to 18 points, while the math average rose by 3 points and its gap narrowed from 15 to 12 points. SchoolDigger gives Technology High four stars and ranks it 59th of 434 high schools; it gives Barringer zero stars and ranks it 429th of 434. As context, 2024–2025 free/reduced lunch eligible shares were 83% at Park, 79% at Robert Treat, and 60% at Barringer; student–teacher ratios were 12.8, 18.9, and not provided here, respectively. These figures describe school context, not the reason for results.
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