Matt Groening said in an interview that Springfield is based on Springfield, Oregon, a town next to Portland, Oregon, which is the city he grew up on.

Which Springfield is most like The Simpsons?

"Springfield, Missouri, is the most populous of America's Springfields and easily won the title of 'Most Similar Simpsons City Named Springfield,'" says Ryan Nickum, Estately's blogger. Springfield, Oregon, Groening's original inspiration, ranked at the very bottom of the ranking.

Are The Simpsons from Springfield Illinois?

Reboot Illinois, News Partner

For 25 years, the Simpsons have lived in the fictional town of Springfield. The show's creator, Matt Groening, said he named the longest-running animated series after Springfield, Ore., though it's not supposed to be representative of the town.