The top reported proficiency rate is 86% in Science. The lowest is 73% in English language arts.
Original Research by School Decision on Josiah Haynes
Josiah Haynes Elementary serves kindergarten through fifth grade in Sudbury, one of four elementary schools in the Sudbury district. It is a regular public school, not a charter or magnet. The school sits in a primarily residential, affluent suburban town in MetroWest Greater Boston, a place where one-acre zoning and significant tracts of preserved open space have long shaped the built environment. Commercial activity is concentrated along US Route 20; there is no dense walkable downtown. The town’s historic center has changed little since the 19th century, and schools are distributed on separate campuses across town. Sudbury grew rapidly after World War II, but development has slowed as the town became largely built out under its zoning bylaws. Lincoln-Sudbury Regional High School, a modern campus serving grades nine through twelve, was built nearby in a major community investment.
Academically, Josiah Haynes performs at a high level. On state assessments, proficiency rates across math, English language arts, and science are well above typical levels. Multi-year data show that math proficiency has generally held in a strong range over the past decade, with a dip in the 2020–21 school year followed by a recovery. ELA proficiency has moved in a somewhat wider band, also with a pandemic-era decline and a recent uptick. Measured against the full set of school districts in Middlesex County, the school’s overall proficiency index lands in the top quartile, a notably strong standing. Science results are particularly high. Participation rates are very high, which bolsters confidence in the results.
Because Josiah Haynes serves only elementary grades, there is no graduation rate and no high school coursework data. The school does not report free or reduced-price lunch eligibility, special education identification, or English learner counts in the available data, so it is not possible to describe the share of students who qualify for income-based support or receive specialized services. A parent considering the school may want to ask the district directly about how those populations are served and what support structures exist.
The student body is majority white, with the largest minority groups being Asian and Hispanic, followed by smaller shares of students who are Black, two or more races, and American Indian or Alaska Native. Enrollment is modest for an elementary school serving six grades. The school does not report chronic absenteeism or discipline data in the available sources.
Sudbury’s housing market is expensive. Home values are far above state and national medians, and rents are also high. The area is car-dependent; families should expect to drive to most errands and activities. The town has strong civic anchors, including the Assabet River National Wildlife Refuge, Great Meadows National Wildlife Refuge, the Wayside Inn Historic District, and the Sudbury Center Historic District. A former elementary school now serves as a community center and district office.
For a family that can afford to live in Sudbury, Josiah Haynes offers a high-performing elementary pathway in a stable, low-density suburban setting with substantial preserved open space. The district’s three other elementary schools feed into a single middle school and then the regional high school, so the elementary experience is one segment of a consistent preK–12 sequence. The lack of demographic and special-population data in the public record means less clarity on the full range of student needs and supports, which a prospective parent may wish to explore with the school.
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