The popularity of SpongeBob translated well into sales figures. In 2002, SpongeBob SquarePants dolls sold at a rate of 75,000 per week, which was faster than Tickle Me Elmo dolls were selling at the time.
SpongeBob appeared in a We Are Family Foundation video promoting tolerance, which was criticized by James Dobson of Focus on the Family because of the foundation's link to homosexuality.
SpongeBob's first words were, "May I take your order?"
According to concept art, the "Krabby Patty" was originally going to be called the "Barnacle Burger".
The Krusty Krab's siren is identical to the siren used in The Shawshank Redemption, which also featured Clancy Brown.
Stephen Hillenburg, the creator, stopped making new episodes in 2002 to work on the feature length film, The SpongeBob SquarePants Movie. Because of this Nickelodeon had eight unaired episodes which they air at the rate of two or three a year.
SpongeBob was originally named SpongeBoy but that name was already trademarked.
Spongebob lives at 124 Conch Street.
Mr. Krab's date of birth is 30 November 1942. Spongebob's is 14 July 1986 as revealed on each characters driving license in dream sequences in the Season 1 episode "Sleepy Time".
The German title of this show is "SpongeBob Schwammkopf" which means "SpongeBob SpongeHead".
Tom Kenny said he came up with the voice of SBSP, when he heard an angry dwarf yelling.
The pilot episode of SpongeBob SquarePants first aired in the United States on Nickelodeon on May 1, 1999, following the Nickelodeon Kids' Choice Awards. The first episodes were called "Help Wanted", "Reef Blower", and "Tea at the Treedome".
The series' popularity has prompted the release of a media franchise, contributing to its position as Nickelodeon's highest rated show, the most distributed property of MTV Networks, and among Nicktoons' most watched shows. It is listed 15th in IGN's top 100 animated series list.