Do I Need to Submit the High School Rank for Applying to Naval Postgraduate School?

No. Naval Postgraduate School does not require nor recommend to submit the high school rank to its applicants. The next table summarizes the application requirements at Naval Postgraduate School.

Application Requirements
Naval Postgraduate School
SAT Test Score	✗
ACT Test Score	✗
High School GPA	✗
High School Rank	✗
High School Record	✗
Completion Of College-preparatory Program	✗
Recommendations	✗
Formal Demonstration Of Competencies	✗
TOEFL (Test Of English As A Foreign Language)	✗
Other Test (Wonderlic, WISC-III, Etc.)	✗
✔ Required △ Considered (not Required) ✓ Recommended ✗ Neither Required nor Recommended