There's a List of Nickelodeon Series Jimmy Neutron episodes from December 21, 2001 to November 25, 2006. After the series ended, a spin-off entitled Planet Sheen was created that ran from October 2, 2010 to September 28, 2012, but is a separate show.
Season 1 (2001-2003)
- Boy Genius Pilot Movie December 21, 2001
- When Pants Attack July 20, 2002
- Normal Boy/Birth of a Salesman September 6, 2002
- Brobot/The Big Pinch September 13, 2002
- Granny Baby/Time is Money September 20, 2002
- Raise of the Oozy Scab/I Dream of Jimmy September 27, 2002
- Jimmy on Ice/Battle of the Band October 4, 2002
- See Jimmy Run/Trading Faces October 14, 2002
- The Phantom of Retroland/My Son the Hamster October 30, 2002
- Hall Monster/Hypno Birthday to You November 1, 2002
- Krunch Time/Substitute Creature November 15, 2002
- Safety First/Crime Sheen Investigation November 30, 2002
- Journey to the Center of Carl/Aaugh!!! Wilderness January 31, 2003
- Party at Neutron's/Ultra Sheen February 17, 2003
- Broadcast Blues/Professor Calamitous I Presume March 14, 2003
- The Eggpire Strikes Back April 25, 2003
- Maximum Hugh/Sleepless in Retroville May 26, 2003
- Make Room For Daddy O June 6, 2003
- A Beautiful Mine August 1, 2003
- Sorry Wrong Era September 5, 2003
Season 2 (2003-2004)
- 21 Beach Party Mummy September 19, 2003
- 22 The Retroville 9/Grumpy Young Man October 3, 2003
- 23 Operation Jet Rescue Fusion October 13, 2003
- 24 Nightmare in Retroville October 29, 2003
- 25 Monster Hunt/Jimmy for President November 11, 2003
- 26 Return of the Nanobots November 14, 2003
- 27 Holly Jolly Jimmy December 8, 2003
- 28 Love Potion 976/J February 14, 2004
- 29 Sheen's Brain March 8, 2004
- 30 MaternoTron Knows Best/Send in the Clones March 9, 2004
- 31 The Great Egg Heist/The Feud March 10, 2004
- 32 Out Darn Spotlight March 11, 2004
- 33 The Junkman Cometh March 12, 2004
- 34 Foul Ballad/The Science Fair Affair March 26, 2004
- 35 Jimmy Timmy Power Hour May 7, 2004
- 36 Men at Work May 28, 2004
- 37 The Mighty Wheezers/Billion Dollar Day June 7, 2004
- 38 Win Lose and Kaboom July 9, 2004
- 39 Three's a Deep Impacts Crowd Rush August 28, 2004
- 40 Attack of the Twonkies November 11, 2004
Season 3 (2004-2006)
- 41 Lights, Camera, Danger! November 20, 2004
- 42 The N Men November 27, 2004
- 43 The Tomorrow Boys May 23, 2005
- 44 Fundemonium May 24, 2005
- 45 Who's Your Mommy?/Clash of the Cousins May 25, 2005
- 46 Stranded May 26, 2005
- 47 Jimmy Goes to Collage May 27, 2005
- 48 League of Villains June 18, 2005
- 49 My Big Fat Spy Wedding July 22, 2005
- 50 Crouching Jimmy Hidden Sheen November 18, 2005
- 51 Jimmy Timmy Power Hour 2: When Nerds Collide January 16, 2006
- 52 Incredible Shrinking Town January 23, 2006
- 53 One of Us/Vanishing Act January 24, 2006
- 54 The Trouble With Clones January 25, 2006
- 55 The Evil Beneath/Carl Wheezer Boy Genius January 26, 2006
- 56 Who Framed Jimmy Neutron?/Flippy January 27, 2006
- 57 Jimmy Timmy Power Hour 3: The Jerkinators July 21, 2006
- 58 How to Sink a Sub/Lady Sings the News November 10, 2006
- 59 King of Mars November 17, 2006
- 60 El Magnifico/Best in Show November 25, 2006