Season 15 Overview and Network Schedule
Grey's Anatomy season 15 premiered on September 27, 2018, on ABC in the United States. The season consisted of 25 episodes and concluded on May 16, 2019. The series continues to air in reruns and streaming packages on Hulu and Disney+. For current syndication windows and network scheduling, see the official ABC entertainment portal ABC Official Site.
The show remains a flagship program for ABC Studios, a division of Disney. Season 15 was produced by Shondaland and The Mark Gordon Company. The season maintained a Thursday night time slot at 8 PM ET, competing in the broadcast television ratings against other major networks.
Episode Count, Timeslot, and Streaming Availability
Grey's Anatomy season 15 contained 25 episodes, each with a standard 43-minute runtime. The regular broadcast timeslot was Thursday at 8 PM ET on ABC. The season finale aired on May 16, 2019, wrapping up the annual story arc.
For digital viewing, the full season is available on Hulu and Disney+ in the U.S. Some international markets stream the series through Disney+ or local broadcasters. The season is also available for purchase or rental on major digital storefronts such as Amazon Prime Video and Apple TV.
Main Cast, Production Details, and Ratings
The core cast of Grey's Anatomy season 15 included Ellen Pompeo as Meredith Grey, Patrick Dempsey as Derek Shepherd, and Chandra Wilson as Miranda Bailey. The season introduced new characters and arcs while continuing long-running storylines. Production was handled by Shondaland, with Betsy Beers serving as an executive producer.
In terms of viewership, Grey's Anatomy season 15 averaged around 7 to 8 million viewers per episode in live-plus-same-day ratings, according to Nielsen data. The series remains one of the longest-running primetime scripted shows on American television. For detailed ratings and industry analysis, see the latest reports from Nielsen and Deadline.