I went to https://admin.google.com and tried to find it, finally ended up using the support bot, which after clicking back and forth through the confusing and obfuscated menu choices arrived at this gem...
If you want the no cost option, you need to join a waiting list in the Google Admin console before June 1, 2022, so your account is not automatically upgraded to Google Workspace.
**The waiting list is not yet available**. You'll see a message about the waiting list in your Google Admin console in the coming weeks.
Learn more about the no-cost option here.