Is Hopper Dead or Alive at the End of Stranger Things Season 3?

What happened to Hopper at the end of Stranger Things Season 3. Is he still alive? Is he in the Upside Down, or in a Russian jail? Here, some theories.

Sheriff Hopper's Stranger Things ending is already decided, show

Stranger Things: How Hopper Survived Season 3's Ending

STRANGER THINGS Season 4 Teaser Breakdown! Hopper Still Alive

5 Theories For How Jim Hopper Survived In Stranger Things Season 3

Breaking Down the 'Stranger Things' Season 3 Post-Credit Scene

Stranger Things Season 4 Teaser Confirms Hopper Is Alive

Who Died In Stranger Things? Season 3 Finale, Explained

Stranger Things: How Did Season 3 End?

Stranger Things' to end with Season 5, potential spinoffs