When is the next episode of Silo?
The next episode of Silo is Season 4, Episode 1, "TBA", premiering on July 9, 2027 on Apple TV. The countdown at the top of this page is live and in your local time. If you're not caught up, the 4 completed seasons so far add up to about 26.5 hours.
What was the last episode of Silo?
The most recent episode to air was Season 3, Episode 10, "Troy", on September 4, 2026.
About Silo
Silo depicts a ruined and toxic future, when thousands of people live in a giant silo deep underground. After its sheriff breaks a cardinal rule and residents die mysteriously, engineer Juliette starts to uncover shocking secrets and the truth about the silo.
Silo release FAQ
When does Silo Season 4 come out?
July 9, 2027. The episode is titled "TBA".
What network is Silo on?
Silo airs on Apple TV. Episodes run about 51 minutes each.
How many seasons of Silo are there?
4 seasons and 31 episodes so far, about 26.5 hours in total. See how long it takes to watch Silo.
More countdowns
Episode data from TVmaze, refreshed weekly (last update 2026-09-23). Runtimes are as listed per episode, so totals exclude recaps you skip and credits you don't.