Thompson

As a middle-of-the-pack K-5 school in Arlington, Massachusetts, Thompson hosts 537 students from grades K through 5, overseen by Arlington. By comparison, Massachusetts's public schools average about 381 students each, so Thompson sits 41% bigger than that benchmark.

Thompson is one of 11 schools operated by Arlington, a district that caters to 6,113 students overall.

Looking at the student body, Thompson reports that 61% of the student body identifies as White. Other groups include 13% Asian, 12% multiracial, 9% Hispanic, 5% Black.

In terms of school funding signals, Staff filings list 39 full-time-equivalent teachers, which works out to roughly 13.7:1 students per teacher. That figure is higher than the state norm's 12.2:1 average.

Around the school, census data for Middlesex County shows the typical household earns roughly $130,847 per year, 60% of adults hold a bachelor's degree or higher, and the poverty rate sits near 5%. Across Middlesex County's 386 public schools (combined enrollment of about 215,896 students), Thompson is one campus in the mix.

The closest other public school is Gibbs School, roughly 0.4 miles away. Within five miles, there are 8 other public schools.

Thompson operates from a commuter-belt location.

Over the past 7-year window. Looking back 7 years, enrollment at Thompson has increased 10%, going from 489 students in 2018 to 537 in 2025.

On allk12, recent activity here tends to focus on fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.