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For the 2025-26 school year, there is 1 public high school serving 1,052 students in Waterloo, IN.

The top ranked public high school in Waterloo, IN is Dekalb High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Waterloo, IN public high school have an average math proficiency score of 36% (versus the Indiana public high school average of 29%), and reading proficiency score of 51% (versus the 46% statewide average). High schools in Waterloo have an average ranking of 7/10, which is in the top 50% of Indiana public high schools.

Waterloo, IN public high school have a Graduation Rate of 91%, which is more than the Indiana average of 89%.

The school with highest graduation rate is Dekalb High School, with 91% graduation rate. Read more about public school graduation rate statistics in Indiana or national school graduation rate statistics.

Minority enrollment is 10% of the student body (majority Hispanic), which is less than the Indiana public high school average of 36% (majority Hispanic and Black).