Schools in Zip Code 08886

Zip code 08886 has two listed public schools—Greenwich School (PK–5) and Stewartsville Middle School (grades 6–8)—and no high school in the list. The schools serve different grade spans, so their overall test averages are not a direct school-to-school ranking. The clearest finding is that Stewartsville is above state results in nearly all of its tested grades, while Greenwich is below state results in most of its tested grades.

Stewartsville stands out for its 2025–26 ELA and math results: ELA proficiency ranged from 66% to 74%, compared with 51% to 56% statewide, and math ranged from 46% to 54%, compared with 23% to 40% statewide. Its grade 8 science result was essentially at the state level, 19.1% versus 19.0%. Greenwich had a more mixed profile: its average ELA result was 43% versus 49% statewide, math was 41% versus 47%, and grade 5 science was 16% versus 27%. Third grade was a bright spot, with ELA 1 point and math 0.1 point above state results; its fourth- and fifth-grade ELA and math results were below state results.

Results declined recently at both schools in some key areas. From 2024–25 to 2025–26, Stewartsville’s average ELA fell 10 points and math fell 9 points, though it remained well above state averages. Greenwich’s grade 5 science dropped 26 points, from 41% to 16%, while the state result fell 3 points; its grade 5 ELA and math also declined. SchoolDigger ranked Stewartsville at the 79th percentile with four stars in 2025–26, versus Greenwich at the 38th percentile with two stars. In 2024–25, free/reduced lunch eligible shares were 11% at Stewartsville and 12% at Greenwich; student-teacher ratios were 8.5 and 11, respectively. These figures describe school context, not the cause of test results.