If you are currently enrolled as a student at Northwestern University, you can use the link from this page to change your address through CAESAR/Your Portfolio. You will need to know your netid and netid (e-mail) password to access the system.
You will be able to change your current, permanent and if applicable, billing addresses. The changes are immediate into the database. All changes to parent address must be submitted in writing by the student to the Office of the Registrar.