Crosby High School
Waterbury, CT · High School · Grades 9-12
Performance Overview
About This School
Crosby High School is a high school located in Waterbury, Connecticut. The school serves 1,400 students in grades 9-12.
With a DataScore of 55/100 (C), Crosby High School performs at the state average for Connecticut. Notably, the school is on an upward trend, showing meaningful improvement over the past three years.
84% of students qualify for free or reduced-price lunch, indicating the school serves a predominantly low-income community. DataScores measure outcomes regardless of demographics — what matters is how students perform and whether they're improving.
Frequently Asked Questions
Crosby High School has a DataScore of 55/100 (Grade C), based on academic proficiency (35%), growth trend (30%), graduation rate (20%), and resource access (15%). This measures actual student outcomes, not school inputs.
Crosby High School has 1,400 students enrolled in grades 9-12. The student-to-teacher ratio is 15.9:1.
Yes, Crosby High School is on an upward trend with a 3-year growth score of +31, showing meaningful academic improvement.
The DataScore (0-100, A-F) grades every US public school based on academic outcomes: proficiency rates (35%), 3-year growth trend (30%), graduation rate for high schools (20%), and resource access (15%). Unlike other ratings, it focuses on what students actually achieve.
Crosby High School is part of the Waterbury School District in Waterbury, Connecticut. You can view all schools in this district and compare their performance on the district page.
DataScore is calculated from NCES proficiency rates, 3-year growth trends, graduation rates (high schools), and resource access indicators.