Crosby High School

Crosby High School, a sprawling 9-12 campus in Waterbury, Connecticut, operated by Waterbury School District, works with 1,453 students, covering grades 9 through 12. By comparison, Connecticut's public schools average about 788 students each, so Crosby High School sits 84% bigger than that benchmark.

Crosby High School is one of 29 schools operated by Waterbury School District, a district that works with 17,123 students overall.

Demographically, Crosby High School shows that Hispanic students make up the majority at 65%. Beyond that, the school logs 24% Black, 6% White, 3% multiracial. By comparison, Naugatuck Valley Planning Region as a whole is about 20% Hispanic, so the school skews meaningfully more Hispanic than its surroundings.

Looking at the economic backdrop, The school employs 85 full-time-equivalent teachers, for a student-teacher ratio near 17.0:1. The state averages around 12.3:1, so this campus is higher than the state norm typical. An estimated 83% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. That share is above Naugatuck Valley Planning Region's rate of about 52%.

Across the wider county, Naugatuck Valley Planning Region reports that median household earnings sit near $86,191, roughly 34% of adults have completed at least a four-year degree, and roughly 9% of residents live below the federal poverty line. In all, Naugatuck Valley Planning Region runs 121 public schools (combined enrollment of about 59,861 students), of which Crosby High School is one.

The closest other public school is Michael F. Wallace Middle School, roughly 0.0 miles away. Counting just inside five miles, 8 other public schools cluster around Crosby High School.

Crosby High School operates from an inner-city location.

Over the past 7-year window. Crosby High School's enrollment has ticked up 27% since 2018, when it stood at 1,147 (now 1,453). Over the same period, the White share contracted from 19% to 6%. Class-load math has widened: from 11.8:1 in 2018 to 17.0:1 in 2025.

Inside the community feed, members of the Crosby High School community share and discuss fundraisers, lost-and-found posts, and report-card season. Posting is open to anyone connected to the school.