Foundation
To infinity and beyond!
Your rating
Best season rating
8.1
Season 3 (2025)
Worst season rating
7.5
Season 1 (2021)
First to last season
+0.6
S1 7.5 → S3 8.1
Series rating on IMDb
7.6
129.7K votes
Average episode rating per season
The best season of Foundation is season 3, with an average episode rating of 8.1 on IMDb, and the worst is season 1, at 7.5. The latest season, season 3, is its best so far. Its seasons average 7.8, and the series as a whole is rated 7.6 on IMDb, from 129.7K votes. Season 4 isn't ranked, since fewer than half of its episodes have been rated yet.
Season by season
| Season | Aired | Rated episodes | Rating | Change | You | Rating bar |
|---|---|---|---|---|---|---|
| 1Worst | 2021 | 10/10 | 7.5 | |||
| 2 | 2023 | 10/10 | 7.9 | +0.4 | ||
| 3Best | 2025 | 10/10 | 8.1 | +0.2 | ||
| 4 | 2026 | 0/10 | – |
