The first two seasons of The Ren & Stimpy Show are fully released on DVD.
This is a list of notable events, premieres, releases, series cancellations and endings, and other business ventures for Nickelodeon in the year 2004.
Shows
Series premieres
- Original shows
- January 11 - Drake & Josh
- April 3 - Danny Phantom premieres after the 2004 Kids' Choice Awards
- August 2 - Blue's Room
- August 16 - LazyTown
- September 7 - Miss Spider's Sunny Patch Friends (official premiere)
- September 12
- Ned's Declassified School Survival Guide (official premiere)
- Unfabulous
- October 11 - The Backyardigans
- Acquired shows (reruns)
- January 18 - Whoopi's Littleburg
- January 25 - Angela Anaconda
- June 14 - Who's the Boss?
- June 20 - Fatherhood
- September 13 - The Fresh Prince of Bel-Air
- November 29 - Family Faceoff: Hollywood
Season premieres
- September 24 - Dora the Explorer, season 4
- November 11 - The Adventures of Jimmy Neutron, Boy Genius, season 3
- December 9 - My Life as a Teenage Robot, season 2
Series finales
- February 6 - Little Bill
- June 8 - Rugrats and Hey Arnold!
- June 11 - The Wild Thornberrys
- July 30 - Rocket Power
- August 8 - The Brothers Garcia
Programming blocks
- March 12 - Friday Night Nicktoons is renamed Prime Time Nicktoons.
- August 28 - SNICK ends.
- September 24 - Friday Night Nicktoons returns.
- December - Friday Night Nicktoons ends.
Specials
- May 7 - Jimmy Timmy Power Hour
- August 6 - ChalkZone: "The Big Blow Up"
- September 24 - Dora the Explorer: "Dora's Fairytale Adventure"
International series
- September - Hi-5 premiered on Nickelodeon during Nick Jr. in Australia.
- Hi-5: Series 3 premiered on Nickelodeon in the Philippines.
Movies
Theatrical
- November 19 - The SpongeBob SquarePants Movie
- December 17 - Lemony Snicket's A Series of Unfortunate Events
Made-for-TV
- July 9 - The Adventures of Jimmy Neutron: "Win, Lose and Kaboom!"
- July 23 - The Fairly OddParents: "Channel Chasers"
Books
- January
- January 6
- Blast from the Past
- Love Struck!
- Timmy Turner's Top-Secret Notebook
- Fairly Odd Jokes
- Up All Night
- Lemonade with a Twist
- February
- Everglades Escapades
- What's Cooking, SpongeBob?
- March
- Pirates of the Kiddy Pool
- 'Zine Scene
- April
- May
- June
- June 29 - A Really Big Wish
- July
- Out of Sight
- The Penguin Project
- August - Scout's Honor
- August 31 - Timmy's School Survival Handbook
- September - Too Many Turners
- September 21 - SpongeBob Exposed!: The Insider's Guide to SpongeBob SquarePants
- September 28 - In a Tizzy Over Turkey
- November
Albums
- September 28 - Dora the Explorer
- November 9 - The SpongeBob SquarePants Movie: Music from the Movie and More
Video games
- September 8 - The Fairly OddParents: Shadow Showdown (GameCube and PlayStation 2)
- September 14 - The Fairly OddParents: Shadow Showdown (Windows)
- September 20
- The Fairly OddParents: Shadow Showdown (Game Boy Advance)
- Nicktoons: Freeze Frame Frenzy
- October 19 - All Grown Up!: Express Yourself
- October 27 - The SpongeBob SquarePants Movie
Home video releases
VHS
- January 6 - SpongeBob SquarePants: The Seascape Capers
- January 27 - Blue's Clues: Classic Clues
- February 3 - The Fairly OddParents: Superhero Spectacle
- March 9 - SpongeBob SquarePants: SpongeBob Goes Prehistoric
- May 11 - Jimmy Timmy Power Hour
- May 25 - Blue's Clues: Blue Talks
- June 1 - SpongeBob SquarePants: SpongeGuard on Duty
- July 27 - Rocket Power: Island of the Menehune
- August 10 - Blue's Room: Snacktime Playdate
- August 31 - All Grown Up!: Lucky 13
- September 28 - Blue's Clues: Bluestock
- October 5
- The Amanda Show - Volume 1: Amanda, Please!
- The Amanda Show - Volume 2: The Girls' Room
- The Fairly OddParents: Channel Chasers
- Dora the Explorer: Dora's Fairytale Adventure
- Rugrats: Star of the Show
- November 2 - SpongeBob SquarePants: Sponge for Hire
- November 16 - All Grown Up!: O'Brother!
- November 23 - As Told by Ginger: The Wedding Frame
DVD
- January 6 - SpongeBob SquarePants: The Seascape Capers
- January 27 - Blue's Clues: Classic Clues
- February 3 - The Fairly OddParents: Superhero Spectacle
- March 9 - SpongeBob SquarePants: SpongeBob Goes Prehistoric
- May 11
- Invader Zim - Volume 1: Doom Doom Doom
- Jimmy Timmy Power Hour
- May 25 - Blue's Clues: Blue Talks
- June 1 - SpongeBob SquarePants: SpongeGuard on Duty
- July 27 - Rocket Power: Island of the Menehune
- August 10 - Blue's Room: Snacktime Playdate
- August 31
- All Grown Up!: Lucky 13
- Invader Zim - Volume 2: Progressive Stupidity
- September 28 - Blue's Clues: Bluestock
- October 5
- The Amanda Show - Volume 1: Amanda, Please!
- The Amanda Show - Volume 2: The Girls' Room
- The Fairly OddParents: Channel Chasers
- Dora the Explorer: Dora's Fairytale Adventure
- Rugrats: Star of the Show
- October 12 - Invader Zim - Volume 3: Horrible Holiday Cheer
- October 19 - SpongeBob SquarePants: The Complete 2nd Season
- November 2 - SpongeBob SquarePants: Sponge for Hire
- November 16 - All Grown Up!: O'Brother!
- November 23 - As Told by Ginger: The Wedding Frame
People
- January 26 - Addison Riecke is born
- March 1 - Izabella Alvarez is born
- March 10 - Mace Coronel is born
- April 6 - Casey Simpson is born
- April 19 - Caleel Harris is born
- April 21 - Ron Augustin is born
- June 4 - Candi Harris is born
- August 19 - Siena Agudong is born
- December 25 - Andre Robinson is born
- December 30 - Lyliana Wray is born
Character debuts
- All Grown Up!: Savannah Shane
- Danny Phantom: Danny Fenton, Jack Fenton, Tucker, Sam, Jazz Fenton, Maddie Fenton
- Drake & Josh: Drake Parker, Josh Nichols, Megan Parker, Walter Nichols, Audrey Parker-Nichols
- The Backyardigans: Pablo, Tyrone, Uniqua, Tasha, Austin
Other events
- AFN Family is launched (however by the US Military, not Viacom), airing reruns and new episodes of popular Nickelodeon programs.
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