Timeline:2000

Year 2000 (MM) was a leap year of the Gregorian calendar that started on a Saturday. This year marked the start of the second season and almost concluded the first season. This will be the second and last time there were episodes in December until 2012, when "It's a SpongeBob Christmas!" premiered. A six-month hiatus happened this year, which lasted from April 1 to October 20.

"Something Smells," "Bossy Boots," and "Christmas Who?" were the only episodes from season 2 to premiere during this year.

This year was the last year where episodes premiered in the 20th century and 2nd millennium.

This was the first year where episodes premiered on a leap year, the next will be 2004.

Date	Event(s)
January 1	"Help Wanted," "Reef Blower," and "Tea at the Treedome" premiered in Russia, marking the premiere of SpongeBob SquarePants in that country.
January 2	"Bubblestand" and "Ripped Pants" premiered in Russia.
January 3	"Help Wanted," "Reef Blower," and "Tea at the Treedome" premiered in the UK and Ireland, marking the premiere of SpongeBob SquarePants in the country.
January 8	"Jellyfishing" and "Plankton!" premiered in Russia.
January 9	"Naughty Nautical Neighbors" and "Boating School" premiered in Russia.
January 13	"Sandy's Rocket" and "Squeaky Boots" premiered in Latin America.
January 15	"Pizza Delivery" and "Home Sweet Pineapple" premiered in Russia.
January 16	"Mermaid Man and Barnacle Boy" and "Pickles" premiered in Russia.
January 17	"Sleepy Time" and "Suds" premiered.
January 22	"Hall Monitor" and "Jellyfish Jam" premiered in Russia.
January 23	"Sandy's Rocket" and "Squeaky Boots" premiered in Russia.
January 29	"Nature Pants" and "Opposite Day" premiered in Russia.
January 30	"Culture Shock" and "F.U.N." premiered in Russia.
February 5	"MuscleBob BuffPants" and "Squidward the Unfriendly Ghost" premiered in Canada.
February 12	"The Chaperone" and "Employee of the Month" premiered in Canada.
February 14	"Valentine's Day" and "The Paper" premiered.
March 6	"Help Wanted," "Reef Blower," and "Tea at the Treedome" premiered in Australia and Norway, marking the premiere of SpongeBob SquarePants in both countries.
March 8	"The Chaperone" and "Employee of the Month" premiered. March Toon Mania started.
March 13	"Bubblestand" and "Ripped Pants" premiered in Norway.
March 15	"Arrgh!" and "Rock Bottom" premiered.
March 20	The video game developer, Denki was founded. "Jellyfishing" and "Plankton!" premiered in Norway.
March 22	"Texas" and "Walking Small" premiered. March Toon Mania ended.
March 27	"Naughty Nautical Neighbors" and "Boating School" premiered in Norway.
March 28	"The Paper" premiered in Australia.
April 1	"Fools in April" and "Neptune's Spatula" premiered.
April 3	"Pizza Delivery" and "Home Sweet Pineapple" premiered in Norway.
April 10	"Mermaid Man and Barnacle Boy" and "Pickles" premiered in Norway.
April 17	"Hall Monitor" and "Jellyfish Jam" premiered in Norway.
April 24	"Sandy's Rocket," "Squeaky Boots," "Nature Pants," and "Opposite Day" premiered in Norway.
May 1	The SpongeBob SquarePants marks its first year anniversary.
May 13	"Scaredy Pants" and "I Was a Teenage Gary" premiered in Canada.
July 3	SpongeBob's Nicktoon Summer Splash was ran for the first time.
July 18	"Hooky" and "Mermaid Man and Barnacle Boy II" premiered in Brazil.
August 1	Tea at the Treedome book was published.
August 26	"Squeaky Boots" premiered in Europe.
September 1	Naughty Nautical Neighbors (book) was published. SpongeBob SquarePants Trivia Book was published.
September 16	"SB-129" and "Karate Choppers" premiered in Canada.
September 20	SpongeBob SquarePants got picked up for a third season.
September 23	"Sleepy Time" and "Suds" premiered in Canada.
September 30	"Arrgh!" and "Rock Bottom" premiered in Canada.
October 7	"Texas" and "Walking Small" premiered in Canada.
October 9	"Culture Shock" and "F.U.N." premiered in Norway.
October 14	"Fools in April" and "Neptune's Spatula" premiered in Canada.
October 20	"Something Smells" and "Bossy Boots" premiered.
October 21	"Hooky" and "Mermaid Man and Barnacle Boy II" premiered in Canada.
October 31	Nicktoons Racing was released on PC.
November 1	The Hall Monitor book was released.
November 6	"MuscleBob BuffPants" and "Squidward the Unfriendly Ghost" premiered in Norway.
November 13	"The Chaperone" and "Employee of the Month" premiered in Norway.
November 20	"Scaredy Pants" and "I Was a Teenage Gary" premiered in Norway.
November 27	"SB-129" and "Karate Choppers" premiered in Norway.
December 4	"Sleepy Time" and "Suds" premiered in Norway.
December 7	"Christmas Who?" premiered.