Where does Supergirl live?

Supergirl's background is very similar to Superman.... Kara Zor-El was the last survivor of Argo City of the planet Krypton, which had survived the explosion of the planet and had drifted through space. When the inhabitants of the colony are slain by Kryptonite, Kara is sent to Earth by her father Zor-El to be raised by her cousin Kal-El, known as Superman. Fearing that she might not be recognized by Superman, Kara's parents provide a costume based on the Man of Steel's own. On Earth, Kara acquires super-powers identical to Superman's and adopts the secret identity of Linda Lee, an orphan at Midvale Orphanage. She conceals her blonde hair beneath a brunette wig and functions as Supergirl only in secret, at Superman's request, until she can gain (in his opinion) sufficient control of her powers. After being adopted by Fred and Edna Danvers, Superman decides his cousin is ready to begin operating openly as Supergirl. In her secret identity, Linda attends Midvale High School as Linda ...  more