Blue Building Detectives Season 21 Episode release dates & where to watch
Premiered
Monday, December 15, 2025
Ended: Monday, February 2, 2026
When does Blue Building Detectives Season 21 come out?
Blue Building Detectives Season 21 premiered Monday, December 15, 2025 on Gloob and ended Monday, February 2, 2026. The season has 14 episodes.
Last updated
Blue Building Detectives Season 21 release schedule
| Episode | Release date |
|---|---|
|
1. Episode 1 |
Monday · 10 months ago |
|
2. Episode 2 |
Monday · 10 months ago |
|
3. Episode 3 |
Monday · 10 months ago |
|
4. Episode 4 |
Monday · 10 months ago |
|
5. Episode 5 |
Monday · 10 months ago |
|
6. Episode 6 |
Monday · 10 months ago |
|
7. Episode 7 |
Monday · 10 months ago |
|
8. Episode 8 |
Monday · 10 months ago |
|
9. Episode 9 |
Monday · 10 months ago |
|
10. Episode 10 |
Monday · 10 months ago |
|
11. Episode 11 |
Monday · 10 months ago |
|
12. Episode 12 |
Monday · 9 months ago |
|
13. Episode 13 |
Monday · 9 months ago |
|
14. Episode 14 |
Monday · 9 months ago |
Blue Building Detectives Season 21 FAQ
When does Blue Building Detectives Season 21 come out?
Blue Building Detectives Season 21 premiered Monday, December 15, 2025 on Gloob.
How many episodes are in Blue Building Detectives Season 21?
Blue Building Detectives Season 21 has 14 episodes.
Are new episodes of Blue Building Detectives Season 21 released weekly?
New episodes are released weekly.
How do I get notified when new Blue Building Detectives Season 21 episodes are released?
Download the Streambay app and follow Blue Building Detectives. You'll get a push notification the moment each new episode is out.
Never miss Blue Building Detectives Season 21.
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