How many days until

20th Anniversary of the Release of 'Portal'?

20th Anniversary of the Release of 'Portal' is on Sunday, October 10, 2027. The live countdown appears here.

About this countdown

20th Anniversary of the Release of 'Portal' falls on Sunday, October 10, 2027. This page counts whole calendar days from today to that date and updates automatically.

You can also open the countdown for Sunday, October 10, 2027 directly, or choose another future date.