Waltham Sr High

Waltham Sr High is a high school of sizable scale in Waltham, Massachusetts, operated by Waltham, enrolling 1,791 students in grades 9 through 12. By comparison, Massachusetts's public schools average about 777 students each, so Waltham Sr High sits 131% larger than that benchmark.

Waltham comprises 11 schools with combined enrollment of 5,777 students; Waltham Sr High is among them.

For racial and ethnic makeup, Waltham Sr High lists that 52% of students identify as Hispanic, with the remaining enrollment distributed across several groups; the rest breaks down as 32% White, 9% Black, 3% Asian, 3% multiracial. That is meaningfully more Hispanic than the county at large, where the share is closer to 9%.

In terms of school funding signals, On paper, Waltham Sr High has 172 full-time-equivalent teachers, translating to a class-load average of around 10.4:1. Statewide, the average ratio sits near 23.4:1, putting Waltham Sr High tighter than the state norm the norm.

In the area at large, the surrounding county (Middlesex County) logs that median household earnings sit near $130,847, 60% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 5%. In all, Middlesex County runs 386 public schools (combined enrollment of about 215,896 students), of which Waltham Sr High is one.

The closest other public school is John F Kennedy Middle, roughly 0.4 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius.

Geographically, the school is in a downtown area.

Over the past 7-year window. Looking back 7 years, enrollment at Waltham Sr High has climbed 11%, going from 1,620 students in 2018 to 1,791 in 2025. Hispanic enrollment moved from 41% to 52% across the same window. The student-to-teacher ratio tightened from 11.4:1 in 2018 to 10.4:1 today.

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