John K Tarbox
Test scores
MCAS 2024-25 . % Meeting or Exceeding ExpectationsWhat this means: On the MCAS, Massachusetts's statewide test, about 23 of every 100 students at this school read and write at grade level and about 23 of 100 do math at grade level. Across all Massachusetts schools, those numbers are about 44 and 42. Reading and writing scores are down about 3 points since 2016, while math scores are down about 21 points.
7-year change
SY 2017-18 vs SY 2024-25About John K Tarbox
John K Tarbox operates as a compact elementary campus in Lawrence, Massachusetts, run under Lawrence. Current enrollment sits at 281 students spanning grades 1 through 5. That puts it 26% below the typical public school in Massachusetts, which averages around 381 students.
Lawrence runs 26 schools in total, collectively educating 13,313 students. John K Tarbox is one of those campuses.
On the student-mix side, John K Tarbox lists that nearly all students (98%) are Hispanic. That is noticeably more Hispanic than the county at large, where the share is closer to 24%.
Looking at the economic backdrop, The school lists 25 full-time-equivalent teachers, for a student-teacher ratio near 11.5:1. The state averages about 12.2:1, putting this campus right in line with peers.
Across the wider county, Essex County reports that median household earnings sit near $101,883, 43% of adults hold a bachelor's degree or higher, and the poverty rate sits near 7%. In all, Essex County runs 221 public schools (combined enrollment of about 113,427 students), of which John K Tarbox is one.
The closest other public school is Arlington Middle School, roughly 0.2 miles away. Counting just inside five miles, 8 other public schools cluster around John K Tarbox.
John K Tarbox operates from a commuter-belt location.
Five-year trend. Looking back 7 years, enrollment at John K Tarbox has shrank 14%, going from 327 students in 2018 to 281 in 2025. Class-load math has pulled in: from 15.0:1 in 2018 to 11.5:1 in 2025.
On this page, recent activity here tends to focus on science fair prep, picture-day reminders, and bus-route questions. Anyone with firsthand experience at this school can post or comment.
Essex County at a glance
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