In which U.S. city is Grey's Anatomy mainly set?

In which U.S. city is Grey’s Anatomy mainly set? Grey’s Anatomy is mainly set in Seattle, Washington.

The series centers on a fictional hospital first called Seattle Grace Hospital. It was later renamed Seattle Grace Mercy West Hospital and ultimately Grey Sloan Memorial Hospital, but the fictional institution remains rooted in Seattle throughout the story.

Seattle is more than a label in the show’s premise. The city’s rainy atmosphere, recognizable skyline, bridges, ferries, and Pacific Northwest setting contribute to the series’ visual identity. Meredith Grey’s professional and personal life is built around the hospital and its surrounding city.

A frequent misconception is that the show was filmed primarily in Seattle. Much of the production took place in Los Angeles, while Seattle locations and establishing shots helped create the setting. The real Seattle medical center often confused with the fictional hospital is not the same institution depicted in the drama.