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Season guide

SpongeBob SquarePants: Season 11

51 episodes Premiered Sep 23, 2017 Updated Oct 25, 2026

Season 11 of SpongeBob SquarePants consists of 50 episodes set in the underwater city of Bikini Bottom. The season features a variety of nautical adventures involving the series' established cast and new characters, including an imaginary hamster, a sea bunny, the Krusty Krab's night crew, and Sandy's nieces. Narrative arcs include journeys to the moon and Bubble Buddy's hometown, as well as an excursion into DoodleB

Previously on SpongeBob SquarePants

Season 11 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ SpongeBob SquarePants is a yellow sponge who lives in a pineapple located in the subterranean city of Bikini Bottom.
  • ⚡ SpongeBob is employed as a fry cook at the Krusty Krab restaurant.
  • ⚡ SpongeBob lives with his pet snail, Gary.
  • ⚡ The series is set in the Pacific Ocean and centers on the comedic situations encountered by the protagonist.
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Season overview

Season 11 of SpongeBob SquarePants consists of 50 episodes set in the underwater city of Bikini Bottom. The season features a variety of nautical adventures involving the series' established cast and new characters, including an imaginary hamster, a sea bunny, the Krusty Krab's night crew, and Sandy's nieces. Narrative arcs include journeys to the moon and Bubble Buddy's hometown, as well as an excursion into DoodleBob's alternate dimension. The season introduces significant character moments, such as Gary speaking for the first time. Plot lines involve SpongeBob assisting Fred in protecting his leg, facilitating the relocation of Bubble Bass from his mother's basement, and managing the chaos caused by SpongeGar. Additionally, the season features a mystery regarding a missing clarinet. These episodes continue the long-running series' focus on the comedic experiences of SpongeBob, a fry cook who resides in a pineapple with his pet snail, Gary. The season maintains the established tone of the series, which has been airing since 1999, by exploring the subterranean environment of Bikini Bottom through these diverse and episodic tales.

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Season 11 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 11 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 11: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

94%
Mytharc (3): Crucial lore & season climaxes
Core (48): Character development & subplots
Side Quest (0): Standalone / filler
S11·E1 Mytharc

Cave Dwelling Sponge

Sep 23, 2017 · 11 min

When a prehistoric sponge is unfrozen, he causes chaos all over town and only SpongeBob can communicate with him.

S11·E2 Core

The Clam Whisperer

Sep 23, 2017 · 11 min

When a flock of clams descend on Bikini Bottom, SpongeBob has to get them out before they ruin the whole town.

S11·E3 Core

Man Ray Returns

Sep 30, 2017 · 11 min

When Man Ray rents Squidward's house for the weekend, it's up to SpongeBob and Patrick to stop his evil vacation.

S11·E4 Core

Larry the Floor Manager

Sep 30, 2017 · 11 min

Mr. Krabs takes a vacation and makes Larry the Lobster the temporary manager of the Krusty Krab.

S11·E5 Core

Feral Friends

Oct 7, 2017 · 16 min

A weird moon turns everyone in the city into wild animals, and Sandy is the only one who can save them.

S11·E6 Core

Don't Wake Patrick

Oct 7, 2017 · 6 min

Patrick sleepwalks and SpongeBob can't wake him up.

S11·E7 Core

The Legend of Boo-Kini Bottom

Oct 13, 2017 · 22 min

The Flying Dutchman wants to make sure SpongeBob and his friends are scared on Halloween.

S11·E8 Core

Krabby Patty Creature Feature

Oct 21, 2017 · 11 min

A new secret Krabby Patty formula has disastrous results for Bikini Bottom, and only SpongeBob can save the day.

S11·E9 Core

Teacher's Pests

Oct 21, 2017 · 11 min

Mr. Krabs and Plankton have to take boating school classes.

S11·E10 Core

No Pictures, Please

Nov 6, 2017 · 11 min

Patrick leads an enthusiastic stranger on a tour of his favorite places in Bikini Bottom.

S11·E11 Core

Stuck on the Roof

Nov 6, 2017 · 11 min

SpongeBob is afraid to get off the roof of the Krusty Krab, but he won't let that stop him from living his life!

S11·E12 Core

There's a Sponge in My Soup

Nov 7, 2017 · 11 min

Mr. Krabs’ new Krabby soup is a hit – until some heat-loving hippies move into the soup vat!

S11·E13 Core

Cuddle E. Hugs

Nov 8, 2017 · 11 min

SpongeBob's new friend is a giant, fluffy hamster, but no one else is able to see him.

S11·E14 Core

ScavengerPants

Nov 9, 2017 · 11 min

Squidward sends SpongeBob and Patrick on an increasingly difficult scavenger hunt to get them out of his hair.

S11·E15 Core

Squid Noir

Nov 10, 2017 · 11 min

Squidward shows his hard boiled side, while solving a mystery.

S11·E17 Core

Pat the Horse

Dec 2, 2017 · 11 min

Patrick wants to be a horse.

S11·E18 Core

Chatterbox Gary

Feb 12, 2018 · 11 min

Gary has a pet translation collar, and he's talking up a storm. Everyone loves it, except for Squidward.

S11·E19 Core

Don't Feed the Clowns

Feb 12, 2018 · 11 min

When a small clown gets left behind by the circus, SpongeBob takes the hapless harlequin under his wing.

S11·E20 Core

Drive Happy

Feb 13, 2018 · 11 min

SpongeBob can't drive, but he doesn't need a license to operate a self-driving car.

S11·E21 Core

Old Man Patrick

Feb 14, 2018 · 11 min

Patrick thinks he is an old man, so it is up to SpongeBob to remind him how much fun being a child can be.

S11·E22 Core

Fun-Sized Friends

Feb 15, 2018 · 11 min

SpongeBob and Patrick exchange tiny living versions of themselves.

S11·E23 Core

Grandmum's the Word

Feb 16, 2018 · 11 min

Plankton tells his grandma that he owns the Krusty Krab, but must keep the lie going when she comes to visit.

S11·E24 Core

Doodle Dimension

Mar 9, 2018 · 11 min

SpongeBob and Patrick become trapped in an alternate dimension where anything they draw comes to life.

S11·E25 Core

Moving Bubble Bass

Mar 16, 2018 · 11 min

SpongeBob and Patrick help Bubble Bass move out of his mother's basement.

S11·E26 Core

Bunny Hunt

Mar 30, 2018 · 11 min

A sea bunny ravages Squidward's garden, but SpongeBob thinks it's cute.

S11·E27 Core

High Sea Diving

Apr 6, 2018 · 11 min

SpongeBob wants to be the first sponge that dives to the surface of the ocean.

S11·E28 Core

Bottle Burglars

Apr 13, 2018 · 11 min

SpongeBob and Squidward accidentally let Plankton slip away with the formula, and it is up to them to retrieve it.

S11·E29 Core

Sanitation Insanity

May 7, 2018 · 11 min

When Mr. Krabs gets in trouble for littering, he makes SpongeBob and Squidward clean up Bikini Bottom.

S11·E30 Core

My Leg!

May 8, 2018 · 11 min

Once Fred's leg heals up, SpongeBob is determined to keep it out of harm's way.

S11·E31 Core

Ink Lemonade

May 9, 2018 · 11 min

Patrick's lemonade stand is unsuccessful until he gets a secret ingredient from Squidward.

S11·E32 Core

Mustard O' Mine

May 10, 2018 · 11 min

When the Krusty Krab runs out of mustard, Mr. Krabs sends SpongeBob, Patrick, and Squidward to dig up some more.

S11·E33 Core

Whale Watching

Aug 6, 2018 · 11 min

Mr. Krabs hires Squidward to babysit Pearl for the night, but she just wants to sneak out to a cool teen party.

S11·E34 Core

Krusty Kleaners

Aug 7, 2018 · 11 min

After spilling a milkshake during a delivery, SpongeBob vows to return and clean the entire building.

S11·E35 Core

Patnocchio

Aug 8, 2018 · 11 min

Plankton tells Patrick he's his conscience so he can convince the wooden-headed star to steal him a Krabby Patty.

S11·E36 Core

ChefBob

Aug 9, 2018 · 11 min

When Mr. Krabs puts in an open kitchen, SpongeBob gets stage fright and has to invent a new persona.

S11·E37 Core

Shopping List

Sep 24, 2018 · 11 min

SpongeBob and Sandy have to collect Krabby Patty ingredients, but Plankton follows their every step.

S11·E38 Core

Library Cards

Sep 25, 2018 · 11 min

When Patrick discovers the pineapple's library, SpongeBob introduces him to the wonderful world of book learning.

S11·E39 Core

Plankton Paranoia

Sep 26, 2018 · 11 min

Plankton hasn't tried to steal the secret formula in a while... and that's making Mr. Krabs nervous!

S11·E40 Core

Call the Cops

Sep 27, 2018 · 11 min

Plankton goes to jail, but the secret formula is taken as evidence, so SpongeBob and Mr. Krabs plot to get it back.

S11·E41 Core

The Grill Is Gone

Oct 21, 2018 · 11 min

When a gang of kids steal the Krusty Krab's grill, SpongeBob and Mr. Krabs go to extreme lengths to win it back.

S11·E42 Core

The Night Patty

Oct 21, 2018 · 11 min

SpongeBob helps out the Krusty Krab's night shift crew, but the customers crave something creepier than usual.

S11·E43 Core

Bubble Town

Oct 28, 2018 · 11 min

SpongeBob visits his old friend Bubble Buddy in his hometown Bubbletown.

S11·E44 Core

Appointment TV

Oct 28, 2018 · 11 min

The long-lost episode of "Mermaid Man" is finally showing on TV, but SpongeBob may not make it home in time to watch.

S11·E45 Core

Karen's Virus

Nov 4, 2018 · 11 min

Karen gets a computer virus, and it's up to SpongeBob to get it out of her.

S11·E46 Core

Girls' Night Out

Nov 4, 2018 · 11 min

Sandy wants to spend a night in the city with Karen and Mrs. Puff, so the ladies can let off some steam.

S11·E47 Core

Surf n' Turf

Nov 11, 2018 · 11 min

Sandy struggles to build a ship-in-a-bottle before a big contest, so SpongeBob calls in a little extra help.

S11·E48 Core

FarmerBob

Nov 11, 2018 · 11 min

SpongeBob and Patrick work a day on Old Man Jenkins' farm, much to his dismay.

S11·E49 Core

Squirrel Jelly

Nov 18, 2018 · 16 min

SpongeBob and Patrick have their peaceful day of jellyfishing disturbed by Sandy's competitive nature.

S11·E50 Mytharc

The String

Nov 18, 2018 · 6 min

SpongeBob pulls from Squidward's shirt a loose string that never seems to end.

S11·E51 Mytharc

Goons on the Moon

Nov 25, 2018 · 24 min

Sandy takes her Science Scout troop on a trip to the moon. In space, no one can hear you NYAH-NYAH-NYAH-NYAH.

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