Ready to Apply? We're ready too.

Boston Trinity Academy uses an online application process in partnership with Blackbaud.

The first step is to complete our Inquiry Form.

Once you are ready to apply, please contact our Admission Office ( to receive your Blackbaud username and password and continue with your application. We try to keep the process as simple as possible.

If you already have an account, you can return to it here: Application

If you have any questions, our Office of Admission will be glad to help you:

  • 617-364-3700

We look forward to getting to know you over the coming weeks and months.