Timeline:2011

Series information
Year:	2011
Season(s):	7 (until June 11) 8 (starting March 26)
Chronology
Episodes premiered:	38
Previous:	2010
Next:	2012

  2011 was a common year starting on Saturday of the Gregorian calendar.

This year it began the eight season and concluded the seventh season. "Sponge-Cano!," "The Main Drain," and "The Monster Who Came to Bikini Bottom," and "Welcome to the Bikini Bottom Triangle" premiered for The Legends of Bikini Bottom miniseries which aired on January 28, 2011. One episode that premiered a day later which is "Trenchbillies." And 1 episode that premiered 5 months after the event which is "The Curse of the Hex."

This was also marked as the second year with an amount of 38 episodes premiering until it was tied with 2017.

"The Curse of the Hex" is the only season 7 episode to premiere in the summer of 2011.

Date	Event(s)
Unknown date	Season 7 & Season 8 were released on Amazon Prime Video and iTunes. Treasure Chest: Double Pack was release in the UK.
January 2	"The Algae's Always Greener" and "SpongeGuard on Duty" premiered in Poland.
January 3	SpongeBob SquarePants got picked up for a ninth season.
January 6	SpongeBob Marbles & Slides was updated for the third time. "Sand Castles in the Sand" and "Shell Shocked" premiered in Poland.
January 9	"The Clash of Triton" premiered in Poland.
January 13	"Growth Spout," "Stuck in the Wringer," "Someone's in the Kitchen with Sandy," and "The Inside Job" premiered in Poland.
January 15	"New Fish in Town" and "Big Sister Sam" premiered.
January 16	"Just One Bite" and "The Bully" premiered in Poland.
January 20	"Keep Bikini Bottom Beautiful" and "A Pal for Gary" premiered in Russia.
January 27	"Yours, Mine and Mine" and "Kracked Krabs" premiered in Russia.
January 28	"Sponge-Cano!," "The Main Drain," "The Monster Who Came to Bikini Bottom," and "Welcome to the Bikini Bottom Triangle" premiered.
January 31	Loveable Sponge was released on iTunes.
January 29	"Trenchbillies" premiered.
February 2	"The Masterpiece" premiered in Germany.
February 3	"The Monster Who Came to Bikini Bottom" and "Welcome to the Bikini Bottom Triangle" premiered in Germany. "The Curse of Bikini Bottom" and "Squidward in Clarinetland" premiered in Russia.
February 4	"The Curse of the Hex" and "The Main Drain" premiered in Germany.
February 5	"Trenchbillies" and "Sponge-Cano!" premiered in Germany.
February 7	Special Delivery! was reprinted.
February 8	"The Abrasive Side" and "Earworm" premiered in Germany.
February 9	SpongeBob Comics No. 1 was released. "Hide and Then What Happens?" and "Shellback Shenanigans" premiered in Germany.
February 10	"The Monster Who Came to Bikini Bottom," "Welcome to the Bikini Bottom Triangle," and "The Main Drain" premiered in Latin America. "Whelk Attack" premiered in Germany. "Tentacle-Vision" and "I ♥ Dancing" premiered in Poland. "A Day Without Tears" and "Summer Job" premiered in Russia.
February 11	"A Day Without Tears" and "Summer Job" premiered in Poland. SpongeBob Rocks! was reprinted.
February 12	"Love That Squid" and "Tunnel of Glove" premiered. SpongeBob Marbles & Slides was updated for the fourth time.
February 17	"One Coarse Meal" and "Gary in Love" premiered in Poland and Russia.
February 18	SpongeBob Marbles & Slides was updated for the fifth time.
February 24	"The Play's the Thing" and "Rodeo Daze" premiered in Poland and Russia.
February 26	"Perfect Chemistry" premiered.
March 1	"Trenchbillies" and "Sponge-Cano!" premiered in Latin America.
March 2	"That Sinking Feeling" and "Karate Star" premiered in Latin America.
March 3	"Buried in Time" and "Enchanted Tiki Dreams" premiered in Latin America. "Gramma's Secret Recipe" and "The Cent of Money" premiered in Poland and Russia.
March 4	"The Abrasive Side" and "Earworm" premiered in Latin America.
March 8	GumShoe SquarePants, SpongeLock Holmes and Dr. Patson, and What if the Mystery Ended This Way...? premiered. The Great Patty Caper DVD was released.
March 10	"The Great Patty Caper" premiered in Poland and Russia.
March 19	"The Monster Who Came to Bikini Bottom" and "Welcome to the Bikini Bottom Triangle" premiered in Poland and Russia. "Trenchbillies" and "Sponge-Cano!" premiered in Russia.
March 23	SpongeBob Marbles & Slides was updated for the sixth time.
March 24	"That Sinking Feeling" and "Karate Star" premiered in Russia.
March 26	"Oral Report" and "A Friendly Game" premiered.
March 29	The SpongeBob SquarePants Movie Blu-ray was released.
April 1	The Legends of Bikini Bottom book was released.
April 2	"Sentimental Sponge" premiered. "Greasy Buffoons" and "Model Sponge" premiered in Poland.
April 3	Season 8 release on iTunes.
April 4	"The Masterpiece" and "Whelk Attack" premiered in Latin America.
April 11	"Big Sister Sam" and "Perfect Chemistry" premiered in the UK and Ireland. "You Don't Know Sponge" and "Tunnel of Glove" premiered in Latin America.
April 12	SpongeBob SquigglePants was released on Wii.
April 13	SpongeBob Comics No. 2 was released.
April 18	The Yellow Avenger was released on PC. "Krusty Dogs" and "The Wreck of the Mauna Loa" premiered in Latin America.
April 28	Boating Buddies was released in Japan.
May 1	The SpongeBob SquarePants series became 12 years old.
May 4	The WhoBob WhatPants book was reprinted on Kindle. Krusty Krab Order Up! opened.
May 17	SpongeBob SquigglePants was released on 3DS.
May 23	"Krusty Dogs" and "The Wreck of the Mauna Loa" premiered in Canada.
June 4	"Squidward's School for Grown Ups" premiered.
June 8	SpongeBob Comics No. 3 was released.
June 9	SpongeBob Marbles & Slides was updated for the seventh time.
June 11	"The Curse of the Hex" premiered.
June 14	Time Machine, Lessons Learned, and And Krabs Saves the Day premiered. Heroes of Bikini Bottom was released.
June 18	"The Hot Shot" premiered. "That Sinking Feeling" and "Karate Star" premiered in Poland.
June 19	"Back to the Past" and "The Bad Guy Club for Villains" premiered in Poland. Patrick was a playable character in Super Brawl 2.
June 25	"The Other Patty" premiered.
June 28	Attack of the Zombies! was released.
June 30	"You Don't Know Sponge" and "Tunnel of Glove" premiered in Germany.
July 1	"Krusty Dogs" and "The Wreck of the Mauna Loa" premiered in Germany.
July 2	"New Fish in Town" and "Love That Squid" premiered in Germany.
July 3	"Big Sister Sam" and "Perfect Chemistry" premiered in Germany.
July 15	"Frozen Face Off" premiered.
July 18	"Accidents Will Happen" premiered. The July 2011 premiere week started.
July 19	"Drive Thru" premiered.
July 20	"Sweet and Sour Squid" premiered.
July 21	"The Googly Artiste" premiered. The July 2011 premiere week ended.
July 22	"Keep Bikini Bottom Beautiful" and "A Pal for Gary" premiered in Poland.
July 24	"Frozen Face-Off" premiered in Canada.
July 25	"Yours, Mine and Mine" and "Kracked Krabs" premiered in Poland.
July 26	"The Curse of Bikini Bottom" and "Squidward in Clarinetland" premiered in Poland. SpongeBob SquarePants Tooncast Studio was released.
August 10	SpongeBob Comics No. 4 was released.
August 17	Jimmy Neutron's Nicktoon Blast was shut down.
September 13	Nicktoons MLB was released.
September 16	"Barnacle Face" and "Pet Sitter Pat" premiered.
September 20	SpongeBob's Runaway Roadtrip DVD was released.
September 23	"Mermaid Man Begins" and "Plankton's Good Eye" premiered.
September 30	"House Sittin' for Sandy" and "Smoothe Jazz at Bikini Bottom" premiered.
October 5	SpongeBob Marbles & Slides was updated for the eighth time.
October 8	"New Fish in Town," "Love That Squid," "Big Sister Sam," and "Perfect Chemistry" premiered in Latin America.
October 12	SpongeBob Comics No. 5 was released.
October 13	SpongeBob Marbles & Slides was updated for the ninth time.
October 17	"A Friendly Game" and "Sentimental Sponge" premiered in Canada.
October 21	"Ghoul Fools" premiered.
October 22	"Accidents Will Happen" and "The Other Patty" premiered in Latin America.
October 31	Fang In There! was released.
November 7	"Walking the Plankton" premiered. SpongeBob's Legendary Adventures was released.
November 8	"Patrick's Staycation" premiered.
November 9	"Mr. Krabs Takes a Vacation" premiered.
November 10	"Mooncation" premiered.
November 11	"A SquarePants Family Vacation" premiered.
November 12	"Sandy's Vacation in Ruins" premiered.
November 14	"Krusty Dogs" and "The Wreck of the Mauna Loa" premiered in the UK and Ireland.
November 15	Holidays with SpongeBob 3-DVD Gift Set was released. "Accidents Will Happen" and "The Other Patty" premiered in Germany.
November 17	"Drive Thru" premiered in Germany.
November 18	"The Hot Shot" premiered in the UK, Ireland, and Germany. "Drive Thru" premiered in the UK and Ireland.
November 19	"The Curse of the Hex" premiered in Latin America. "Buried in Time," "Enchanted Tiki Dreams," "The Abrasive Side," "Earworm," "The Masterpiece," and "Whelk Attack" premiered in Poland and Russia.
November 20	"Big Sister Sam" and "Perfect Chemistry" premiered in Poland and Russia.
November 21	"New Fish in Town" and "Love That Squid" premiered in the UK and Ireland.
November 25	"The Way of the Sponge," "Bubble Troubles," "The Krabby Patty That Ate Bikini Bottom," and "Bubble Buddy Returns" premiered. "You Don't Know Sponge" and "Tunnel of Glove" premiered in Poland and Russia.
November 26	"Krusty Dogs" and "The Wreck of the Mauna Loa" premiered in Poland and Russia.
November 27	"New Fish in Town" and "Love That Squid" premiered in Poland and Russia.
December 1	The Ultimate SpongeBob Box Set was released in Australia.
December 5	"Hide and Then What Happens?" and "Shellback Shenanigans" premiered in Russia.
December 6	Complete Seventh Season was released.
December 14	"Accidents Will Happen," "The Other Patty," "Drive Thru," and "The Hot Shot" premiered in Canada. SpongeBob Comics No. 6 was released.
December 21	Pauli Virta passed away.
December 24	"Hide and Then What Happens?" and "Shellback Shenanigans" premiered in Poland.