From Spongebob to Family Guy: The Longest Running Animated TV Shows

Animation has been a cornerstone of television since 1907, but it was in the 1960s that animated sitcoms truly gained popularity.

Shows like The Flintstones and The Jetsons paved the way for a new era of animated television, blending comedy with life-like characters. Over the years, animation has expanded to include a wide range of styles and genres, from quirky family sitcoms to surreal, boundary-pushing parodies.

Despite the varied themes, what unites these shows is their ability to connect with audiences, often spanning generations.

While the average animated show runs between two and six seasons, some series have managed to carve out decades-long legacies, transforming into franchises that extend beyond television.

Looney Tunes, Scooby-Doo, and Pokémon are prime examples, with their characters becoming embedded in pop culture. Below are some of the longest-running and most iconic animated series that continue to captivate fans around the world.

1. Rick and Morty (2013 – Present)

A game-changer in adult animation, Rick and Morty pushed the boundaries of the genre when it premiered in 2013. The series began as a parody of Back to the Future, with its protagonists named as a playful riff on "Doc and Marty." The show follows the inter-dimensional adventures of mad scientist Rick Sanchez and his anxious grandson Morty, with the duo traversing alternate realities. What sets Rick and Morty apart is its ability to blend sci-fi, absurd humor, and sharp social commentary, all while exploring the complexities of family and existence. Its unpredictable storylines and witty writing quickly made it a favorite among adults.

2. Rugrats (1991 – 2003)

Rugrats is a nostalgic classic that defined a generation's childhood. Premiering in 1991, the show gave life to a group of adventurous babies, including Tommy Pickles and Chuckie Finster, whose antics provided humor and heart. With its unique perspective from the eyes of infants, Rugrats combined imaginative storytelling with family values. Its legacy continues, with spin-offs and a reboot, ensuring the show’s place in animation history.

3. King of the Hill (1997 – 2009)

From the creators of The Office, King of the Hill is a beloved animated series that lives on through memes and timeless humor. Set in the fictional town of Arlen, Texas, the show follows the life of Hank Hill, a propane salesman, and his quirky family and friends. It’s a comedy that resonates with fans thanks to its relatable characters, sharp wit, and thoughtful examination of suburban life and American values. King of the Hill earned a devoted following and continues to influence pop culture to this day.

4. Bob’s Burgers (2011 – Present)

As a newer take on the animated family sitcom, Bob's Burgers has earned critical acclaim for its unique blend of quirky humor and heartwarming moments. Premiering in 2011, the show focuses on Bob Belcher, a loving father and burger restaurant owner, and his eccentric family. With a distinctive visual style and memorable characters like Tina and Louise, Bob's Burgers became a standout in the world of animated television, providing both laughter and life lessons.

5. Archer (2009 – 2023)

An animated spy comedy with a sharp edge, Archer debuted in 2009, and its bold humor and memorable characters have made it a favorite ever since. The show follows the chaotic antics of Sterling Archer, a self-absorbed secret agent, as he navigates both personal and professional challenges. Known for its fast-paced jokes, dry wit, and stylish animation, Archer blends dark humor with spy parody, and its clever writing and character-driven plots earned it a dedicated fan base.

6. The Venture Bros. (2004 – 2017)

The Venture Bros. is an adult animated series that blends sci-fi, adventure, and absurd comedy. Premiering in 2004, the show follows the dysfunctional Venture family, particularly brothers Hank and Dean, as they deal with their mad scientist father and a bizarre world filled with eccentric villains. Over its 13-year run, the show developed a cult following, praised for its deep mythology, witty writing, and innovative animation.

7. The Fairly OddParents (2001 – 2016)

A beloved children’s animated series, The Fairly OddParents follows a young boy named Timmy Turner who is granted fairy godparents, Cosmo and Wanda, who help him navigate his chaotic life. The show, which aired from 2001 to 2016, is known for its zany humor, imaginative plots, and memorable characters. It became one of the most iconic cartoons of the 2000s, influencing a generation of kids and leaving a lasting impact on animated television.

8. American Dad! (2005 – Present)

From the creators of Family Guy, American Dad! is a politically charged animated sitcom that takes a satirical look at American life through the eyes of Stan Smith, a conservative CIA agent, and his unconventional family. Premiering in 2005, the show mixes dark humor with political commentary, exploring the absurdities of modern America. American Dad! has evolved over the years, earning a loyal fan base thanks to its sharp humor and unique characters.

9. Futurama (1999 – 2013)

Futurama is a cult classic that blends science fiction with hilarious satire. Created by Matt Groening, the show follows Fry, a delivery boy who wakes up in the future after being frozen for 1,000 years. Set in the 31st century, Futurama is known for its witty writing, memorable characters like Bender, and its ability to balance humor with emotional moments. Despite its cancellation, Futurama has retained a passionate fanbase and continues to be celebrated for its creativity and clever humor.

10. Family Guy (1999 – Present)

Family Guy is a staple in animated television, known for its irreverent humor and willingness to push boundaries. Premiering in 1999, the show follows the Griffin family, with father Peter, mother Lois, their children, and the talking dog Brian. With its quick wit, pop culture references, and cutaway gags, Family Guy became a cultural phenomenon and a key player in the rise of adult animation.

11. SpongeBob SquarePants (1999 – Present)

One of the most iconic animated series of all time, SpongeBob SquarePants has become a cultural touchstone since its debut in 1999. The show follows the adventures of the lovable and optimistic sponge, SpongeBob, and his quirky friends in the underwater city of Bikini Bottom. Known for its absurd humor, memorable characters, and timeless appeal, SpongeBob has become a generational favorite, impacting pop culture in ways few shows have achieved.

12. Arthur (1996 – 2021)

Arthur was a groundbreaking children's animated series that ran for over two decades, making it one of the longest-running children's cartoons in history. The show followed Arthur Read, an aardvark, as he navigated life and friendship with his family and friends. Its relatable themes and educational messages made it a beloved part of many childhoods.

13. Pokémon (1997 – 2022)

Pokémon is one of the most lucrative media franchises in history, remaining a cultural phenomenon since its debut in 1997. The animated series follows Ash Ketchum and his quest to become a Pokémon master, capturing the hearts of fans worldwide with its unique world-building, exciting battles, and lovable creatures. With multiple seasons and films, Pokémon continues to be a force in both entertainment and merchandising.

14. South Park (1997 – Present)

South Park has been pushing boundaries and challenging conventions since 1997. Known for its crude humor and social satire, the show follows four boys—Stan, Kyle, Cartman, and Kenny—as they navigate a bizarre world filled with absurd situations. South Park is famous for tackling real-world issues in real-time, often mocking everything from politics to pop culture. Its longevity and impact on modern animation make it a standout in the genre.

15. The Simpsons (1989 – Present)

As the longest-running animated series in history, The Simpsons has become a cultural institution. Premiering in 1989, the show follows the everyday life of the Simpson family in the fictional town of Springfield. The Simpsons has been praised for its satirical humor, memorable characters, and influence on modern animation. With over 30 years of episodes, it continues to be a cornerstone of the genre.