Best Richland Parish Public High Schools (2025-26)

For the 2025-26 school year, there are 4 public high schools serving 1,497 students in Richland Parish, LA.

The top ranked public high schools in Richland Parish, LA are Delhi Charter School, Mangham High School and Rayville High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Richland Parish, LA public high schools have an average math proficiency score of 20% (versus the Louisiana public high school average of 37%), and reading proficiency score of 30% (versus the 44% statewide average). High schools in Richland Parish have an average ranking of 2/10, which is in the bottom 50% of Louisiana public high schools.

Richland Parish, LA public high school have a Graduation Rate of 77%, which is less than the Louisiana average of 84%.

The school with highest graduation rate is Mangham High School, with 85-89% graduation rate. Read more about public school graduation rate statistics in Louisiana or national school graduation rate statistics.

Minority enrollment is 57% of the student body (majority Black), which is more than the Louisiana public high school average of 55% (majority Black).