Princeton Applicant Portal You may apply for financial aid only after you apply for admission and set up your Princeton Applicant Portal account. Instructions on how to set up your Applicant Portal are sent via email approximately 24-48 hours after you submit your admission application. The same credentials are used to access the Princeton Financial Aid Application. If you have any questions, please email [email protected]. To log in, please enter your email address and password.Email AddressPasswordForgot Your Password?Login