West Springfield is the western region of Springfield.
Western Springfield appears as a large, desert-like region.
A vast area, according to Lisa, it is three "times the size of Texas".
Cookie Kwan often warns people to stay off the West Side, presumably in reference to West Springfield.
- Mount Carlmore
- An oil field where Homer and Lenny Leonard were briefly employed.
- West Springfield Elementary School
- If West Springfield really is, as Lisa said, three-times larger than Texas, it is larger than most countries; Mexico being similar in size.
- Episode – "Realty Bites" (mentioned)
- Episode – "Trilogy of Error"
- Episode – "Half-Decent Proposal"
- Episode – "Pranksta Rap" (mentioned)
- Episode – "Mobile Homer" (mentioned)
- Episode – "Haw-Haw Land" (mentioned)