The Castleford Tigers competed in their twelfth Super League in their 84th rugby league season. They also competed in the 2009 Challenge Cup.
Transfers for 2009 (in)
| Name | Transferred from | Date released | |
|---|---|---|---|
| Rangi Chase | St George Illawarra Dragons | October 2008 | |
| Dean Widders | South Sydney Rabbitohs | October 2008 | |
| Sione Faumuina | North Queensland Cowboys | October 2008 | |
| Stuart Jones | Huddersfield Giants | October 2008 | |
| Ryan Hudson | Huddersfield Giants | October 2008 | |
| James Evans | Bradford Bulls | October 2008 | |
| James Ford | Sheffield Eagles | October 2008 | |
| Chris Feather | Bradford Bulls | October 2008 | |
| Kirk Netherton | Hull Kingston Rovers | October 2008 | |
| Brett Ferres | Wakefield Trinity Wildcats | October 2008 |
Transfers for 2009 (out)
| Name | Transferred to | Date released | |
|---|---|---|---|
| Awen Guttenbeil | Retired | October 2008 | |
| Anthony Thackeray | Widnes Vikings | October 2008 | |
| Scott Moore | Huddersfield Giants | October 2008 | |
| Luke Dorn | Harlequins RL | October 2008 | |
| Ned Catic | Barrow Raiders | October 2008 | |
| Adam Fletcher | Released | October 2008 | |
| Stuart Donlan | Leigh Centurions | October 2008 | |
| Peter Lupton | Crusaders | October 2008 | |
| Mark Leafa | Released | October 2008 | |
| Andrew Henderson | Gateshead Thunder | October 2008 | |
| Michael Korkidas | Huddersfield Giants | October 2008 |
| Competition | Round | Opponent | Result | Score | Home/away | Venue | Attendance | Date | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Loss | 8–12 | Home | 7,049 | 15 February 2009 | ||||
| Super League XIV | 2 | Win | 22–28 | Away | 12,079 | 20 February 2009 | |||
| Super League XIV | 3 | Salford City Reds | Win | 52–16 | Home | The Jungle | 7,052 | 28 February 2009 | |
| Super League XIV | 4 | Win | 22–24 | Away | 8,150 | 7 March 2009 | |||
| Super League XIV | 5 | Huddersfield Giants | Loss | 24–26 | Home | The Jungle | 6,572 | 14 March 2009 | |
| Super League XIV | 6 | Win | 18–19 | Away | 14,028 | 20 March 2009 | |||
| Super League XIV | 7 | Win | 28–26 | Home | The Jungle | 9,185 | 29 March 2009 | ||
| 4 | Win | 20–64 | Away | 3,255 | 5 April 2009 | ||||
| Super League XIV | 8 | Loss | 6–35 | Home | The Jungle | 10,155 | 10 April 2009 | ||
| Super League XIV | 9 | Win | 6–28 | Away | 8,202 | 13 April 2009 | |||
| Super League XIV | 10 | Loss | 22–68 | Home | The Jungle | 8,003 | 19 April 2009 | ||
| Super League XIV | 11 | Win | 22–34 | Away | 2,857 | 26 April 2009 | |||
| Super League XIV | 12 | Loss | 24–16 | Neutral | 30,122 | 3 May 2009 | |||
| Challenge Cup 2009 | 5 | Win | 34–34 | Home | The Jungle | 5,595 | 9 May 2009 | ||
| Super League XIV | 13 | Loss | 22–24 | Home | The Jungle | 8,082 | 15 May 2009 | ||
| Super League XIV | 14 | Loss | 16–6 | Away | 8,104 | 22 May 2009 | |||
| Challenge Cup 2009 | QF | Huddersfield Giants | Loss | 16–14 | Away | 6,359 | 31 May 2009 | ||
| Super League XIV | 15 | Warrington Wolves | Loss | 18–34 | Home | The Jungle | 5,628 | 6 June 2009 | |
| Super League XIV | 16 | St Helens RLFC | Loss | 50–10 | Away | 9,680 | 12 June 2009 | ||
| Super League XIV | 17 | Huddersfield Giants | Win | 6–13 | Away | Galpharm Stadium | 6,010 | 19 June 2009 | |
| Super League XIV | 18 | Catalans Dragons | Loss | 22–16 | Home | The Jungle | 5,508 | 28 June 2009 | |
| Super League XIV | 19 | Bradford Bulls | Win | 38–40 | Away | 8,971 | 5 July 2009 | ||
| Super League XIV | 20 | Hull FC | Win | 40–18 | Home | The Jungle | 8,297 | 12 July 2009 | |
| Super League XIV | 21 | Salford City Reds | Win | 12–18 | Away | 3,487 | 17 July 2009 | ||
| Super League XIV | 22 | Wakefield Trinity Wildcats | Win | 20–12 | Away | 8,371 | 26 July 2009 | ||
| Super League XIV | 23 | Hull Kingston Rovers | Loss | 28–46 | Home | The Jungle | 8,709 | 2 August 2009 | |
| Super League XIV | 24 | Leeds Rhinos | Loss | 76–12 | Away | 16,931 | 14 August 2009 | ||
| Super League XIV | 25 | Wigan Warriors | Home | The Jungle | 23 August 2009 | ||||
| Super League XIV | 26 | Harlequins RL | Away | 5 September 2009 | |||||
| Super League XIV | 27 | Celtic Crusaders | Home | The Jungle | 13 September 2009 |
1. Castleford win 35–34 via the golden point rule.