When is Hard Knocks Season 21?

Season 21 premiere · HBO

August 11, 2026

Running Hard Knocks returns for Season 21 on HBO.

Last airedTraining Camp with the Buffalo Bills - #5 (S20E05) · September 2, 2025

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Season premiere dates

  1. Season 21August 11, 2026
  2. Season 20August 5, 2025
  3. Season 19August 6, 2024
  4. Season 18August 8, 2023
  5. Season 17August 9, 2022
  6. Season 16August 10, 2021
  7. Season 15August 11, 2020
  8. Season 14August 6, 2019
  9. Season 13August 7, 2018
  10. Season 12August 8, 2017
  11. Season 11August 9, 2016
  12. Season 10August 11, 2015
  13. Season 9August 5, 2014
  14. Season 8August 6, 2013
  15. Season 7August 7, 2012
  16. Season 6August 11, 2010
  17. Season 5August 12, 2009
  18. Season 4August 6, 2008
  19. Season 3August 8, 2007
  20. Season 2August 7, 2002
  21. Season 1August 1, 2001