Bayville Intermediate School, Bayville NY

Original Research by School Decision on Bayville Intermediate School

Bayville Intermediate School serves grades three through five in a small, waterfront-oriented village on Long Island's North Shore. The school sits on a hill just off Bayville Avenue, within the village itself rather than on an isolated campus, alongside the primary school building. This is a compact setting: enrollment across the three grades hovers around a small-to-medium count for an intermediate school, with about a fifth of students qualifying for free or reduced-price lunch. The student body is predominantly white, with a meaningful Hispanic enrollment and smaller Asian and Black populations.

The school's academic profile shows uneven results across grades and subjects. In mathematics, performance climbs steeply as students advance. Third graders post a soft result; by fifth grade, math proficiency reaches a notably high level. English language arts tells a different story: third graders perform reasonably well, but fourth graders dip significantly below grade three, then fifth graders rebound to a solid level. Science, tested only in fifth grade, sits in the middle range. Overall proficiency across tested subjects and grades places Bayville above the midpoint among districts in Nassau County.

A parent evaluating this school should understand that fourth-grade ELA performance warrants a closer look. Whether this reflects a specific cohort, a curricular transition, an instructional approach to that grade level, or something else is worth asking the school directly. The district adopted a new literacy curriculum (Schoolwide's Reading, Writing, and Grammar Fundamentals) beginning in Fall 2024 after a pilot year, so instructional shifts are underway. The district also expanded transportation eligibility beginning in 2026-2027, meaning all students now qualify for busing regardless of distance, which simplifies logistics for families.

The village of Bayville itself is a quiet, owner-occupied residential community centered on waterfront recreation, with limited walkability away from the beach area and most errands requiring a short drive. It is a stable, established neighborhood rather than a growth area, with a modest increase in median home values and a residential character dominated by single-family Cape Cod and ranch homes. Civic life centers on the waterfront, library, and beaches; residents commute out of the village via nearby rail stations. A notable recent waterfront development broke ground in 2024, signaling some modest change to the long-stable landscape.

At the district level, Locust Valley Central School District faced a significant budget rejection in May 2026, the first defeat after years of passage. A revised budget went to voters in June 2026, with athletics and extracurricular programs at risk if a contingency budget had to be imposed. This fiscal tension is worth monitoring if you are considering enrollment, as it touches on what programs will be available and sustained. The district's only high school is located in neighboring Lattingtown, so upper-grade education sits on a separated campus outside Bayville.

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Academic performance

How students perform on state tests, by grade, set against the district.

Math

Grade 369%

School 69% · District 70% · ▼ 1 pts below district

▲ 10 pts above state median · ▼ 6 pts below county median

Grade 485%

School 85% · District 91% · ▼ 6 pts below district

▲ 27 pts above state median · ▲ 7 pts above county median

Grade 594%

School 94% · District 90% · ▲ 3 pts above district

▲ 42 pts above state median · ▲ 22 pts above county median

English language arts

Grade 375%

School 75% · District 78% · ▼ 3 pts below district

▲ 23 pts above state median · ▲ 8 pts above county median

Grade 454%

School 54% · District 79% · ▼ 25 pts below district

▲ 1 pts above state median · ▼ 14 pts below county median

Grade 582%

School 82% · District 79% · ▲ 3 pts above district

▲ 28 pts above state median · ▲ 12 pts above county median

Science

Grade 561%

School 61% · District 67% · ▼ 6 pts below district

▲ 19 pts above state median · even with county median

This schoolLOCUST VALLEY CENTRAL SCHOOL DISTRICT, same grade

Graduation rate (ACGR) reflects the federally published Adjusted Cohort Graduation Rate for the most recent year available. We refresh this data annually at the close of each academic year in June. The federal source publishes a banded rate (for example, "90-94%") instead of an exact number for cohorts small enough to risk identifying individual students. The state distribution chart, where shown, plots every school in the state with a published rate or band; schools whose rate is federally suppressed are excluded. Where the federal source publishes a band rather than an exact rate, the school is placed within its band using a stable, ID-derived offset, so its position is consistent across visits.