Denver is the capital of the state of Colorado, that is seen and mentioned many times in South Park. It is a large city 45 miles away from South Park and characters often travel there to find amenities unavailable in their hometown. It is also home of the Denver Broncos, a football team that is also referenced several times.
- "Volcano" - The trench built to redirect the lava flow ends up leading to Denver, which is soon engulfed in lava.
- "Cartman's Mom is a Dirty Slut" - One of the candidates for Cartman's father is in the Denver Broncos.
- "Conjoined Fetus Lady" - The first dodgeball team up against the South Park Cows is Denver's team.
- "City on the Edge of Forever (Flashbacks)" - Ms. Crabtree goes there to find some help.
- "Fourth Grade" - Ms. Choksondik is from Denver.
- "Helen Keller! The Musical" - Jeffrey Maynard played at the Denver Community Playhouse.
- "Super Best Friends" - David Blaine performs his magic show in Denver.
- "Terrance and Phillip: Behind the Blow" - Terrance performs live at the Denver Coliseum.
- "Professor Chaos" - The boys along with Pip see a game at Coors Field.
- "Krazy Kripples" - Jimmy and Timmy's Crip chapter is based in Denver.
- "Toilet Paper" - Part of Cartman's elaborate story told to Mr. Mackey involves the Scientology Center in Denver.
- "Red Man's Greed" - The casino's plan was to build a superhighway to Denver where they can get more customers.
- "Casa Bonita" - Casa Bonita is a real business located in Denver.
- "Up the Down Steroid" - The Special Olympics takes place in Denver.
- "The Losing Edge" - The opponent baseball team of South Park qualifying for the State Championship is Denver and the game takes place at Coors Field.
- "Free Willzyx" - Sea Park is based in Denver.
- "Stanley's Cup" - The hockey team's final game is against Denver County held at the Pepsi Center.
- "Eek, A Penis!" - Denver County picks up Cartman to teach a class.
- "The Ring" - The Jonas Brothers' concert is in Denver.
- "W.T.F." - The boys see a live WWE wrestling event at the Pepsi Center arena.
- "Whale Whores" - The Marshes visit an aquarium in Denver for Stan's birthday.
- "Medicinal Fried Chicken" - After the closure of the South Park branch of KFC Cartman tries to go to the Denver branch.
- "201" - Cartman's dad is revealed to have played for the Denver Broncos, leading him to believe that he is half Denver Bronco. Casa Bonita is also seen again, being destroyed by Mecha-Streisand.
- "Cartman Finds Love" - Eric Cartman interrupts a basketball game at the Pepsi Center arena.
- "Sarcastaball" - Sports Authority Field at Mile High is featured when the Denver Broncos play the Oakland Raiders.
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