The top reported proficiency rate is 88% in English language arts. The lowest is 76% in Science.
Original Research by School Decision on Washington School
Washington School is a single-grade public school that serves all fifth graders in Millburn Township, a position that makes it a transitional bridge between the district´s six K-4 elementary schools and the middle school that follows. This is not a neighborhood school; every child in the district converges here for one year before moving on to Millburn Middle School and then Millburn High School. The school opened specifically to house this transitional program, and its structure is itself a defining feature of the district´s academic pathway.
Academically, the evidence points to a school where students are performing at a high level. On the state´s assessments in both English language arts and mathematics, the share of students meeting proficiency standards was well above what is typical. The science assessment, which uses a different scoring framework, also showed a strong majority of students meeting the bar. When placed alongside other districts in Essex County, Washington School´s combined proficiency across tested subjects and grades lands in the top quartile. The school´s student body is tested at the fifth-grade level only, and the results reflect a cohort that is performing very well on those measures.
The student body is academically oriented, but it is also diverse in background. The largest single racial or ethnic group is Asian students, who make up roughly half the enrollment. White students account for about a third, and the remainder includes students who identify as two or more races, along with smaller shares of Hispanic and Black students. The share of students who qualify for free or reduced-price lunch is very low, a pattern consistent with the affluent community the school serves. Data on students with disabilities and English learners was not available in the assessment data, a gap a parent may want to investigate directly with the school.
The community context matters here. Millburn is an affluent suburban township about a 30-minute commute from Midtown Manhattan, with a high median household income that ranks among the highest in New Jersey for municipalities its size. Housing values in the zip code are very high, and rents are correspondingly high, confirming that this is a market where home equity and income need to be substantial to live in the attendance zone. The township has two NJ Transit rail stations, a downtown with a theater and restaurants, and an upscale regional mall. The housing market is competitive, with homes selling relatively quickly, though new listings are limited by the built-out suburban character of the development.
The district brief highlights that Washington School´s role as a centralized fifth-grade program is an intentional design, meant to ease the transition from elementary to middle school. The school itself was built for this purpose. There were no other major district changes surfaced in the research that fall within the recent window, so a parent considering the district should look into current curriculum updates, class size targets, and facility conditions with the district directly.
Because Washington School serves only fifth grade, it has no graduation rate to report, and no chronic absenteeism data was available in the dataset. The discipline and course access fields were also absent. For a school this focused in grade span, those gaps are not unusual, but they do mean a parent has less information about school climate and student support services than they might find for a full K-12 building. A visit or a call to the school´s administration to ask about advisory structures, special education services, and enrichment opportunities would be a sensible next step.
The school´s academic results are strong, its peer environment mixes high-performing students from across a wealthy district, and its single-grade structure is a distinctive feature that families either find appealing or may want to understand before enrolling. For a family that values high academic expectations and can afford the housing market, this school sits within a well-regarded system, but the lack of data on discipline, staffing ratios, and special population support means the picture is incomplete without additional inquiry.
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