The Hirano House is where Stacy, Ginger, and Dr. Hirano live. It's interior first appeared in "Boyfriend From 27,000 B.C.", when Stacy was talking to Candace over the phone, but it didn't fully appear until "Robot Rodeo".
The Hirano House is a short ranch house with a very vibrant coat of yellow paint. It has a dark yellow roof and a chimney that is made out of yellow bricks. It has a bay window in the living room and a basketball hoop hung over the garage door.
- "Boyfriend From 27,000 B.C." (Cameo)
- "Got Game?" (cameo; over a webcam)
- "Out to Launch" (Cameo)
- "Chez Platypus" (Cameo)
- "Let's Take a Quiz"
- "At the Car Wash"
- "Cheer Up Candace" (Cameo)
- "Robot Rodeo"
- "Phineas and Ferb Summer Belongs to You!" (Cameo)
- "For Your Ice Only"
- "Happy Birthday, Isabella"
- "One Good Turn" (Cameo)
- "The Inator Method" (cameo; over a webcam)
- "Night of the Living Pharmacists"