As of March 30, 2021, Sonoran Desert Institute has implemented a new format for UserName and passwords. If you’ve requested information on the website and received an email with your UserName and password prior to March 30, 2021 your account has been updated. Your UserName now has at the end.

If you have your previous UserName, please add “” to it for your new login.

Your new initial password is “Sonoran” and the same last three numbers in your UserName.
Example: Sonoran123

If you don’t have your UserName, please check for the “Welcome to SDI” email you received previously, or you may contact Admissions to obtain your UserName and/or request assistance.
Phone: 480-999-4767  Email:


To obtain your UserName and password, you may complete the Request for Information