For students interested in applying for the 2021-2022 school year, the online application process has concluded. Our school enrollment is at capacity for the upcoming 2021-2022 school year and we are no longer accepting applications as we already have a waiting list in place.

For 8th grade students interested in applying for the 2022-2023 school year, the online application will be available on September 9, 2021.

Click on "Application Login" below to create an account or to access an online application account that has already been created.  [Note:  The Application Login link is unavailable at this time.  We are updating the application for the upcoming admissions season.]

Application Login

(Checklist & Late Application Info)

You will be able to view the application by clicking on the "Application Login" link above and registering an account.  You are under no obligation to apply by viewing the application.

If you need assistance, please contact the SI Admissions Office.

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Transfer Applicants for the 2021-2022 School Year

Interested in Transferring to SI?  Please Read:  Transfer Applicant Information

International Students
We do not accept students directly from outside the United States.  It is our policy that all applicants must spend a minimum of one year studying at a school within the United States before applying to SI.

IMPORTANT:  We are currently at enrollment capacity for the 2021-2022 school year.  We do not accept mid-year transfers.  Therefore, we are no longer accepting applications for any grade level for the 2021-2022 school year.