NBC's One Chicago Dramas Lead 2026-2027 Season Ratings
Chicago Med, Chicago Fire and Chicago P.D. rank as NBC's three highest-rated shows this season, with Chicago Med drawing 8.8 million viewers.
NBC's three One Chicago dramas have become the network's three highest-rated shows of the 2026-2027 TV season so far, following their premieres on October 7, 2026, according to Screen Rant. Chicago Med, Chicago Fire and Chicago P.D. all returned to primetime that Wednesday.
Chicago Med led the group. Its season 12 premiere drew 8.8 million viewers across platforms within seven days, and with delayed viewing included it was the most-watched broadcast program on October 7, 2026. Its premiere rating among adults 18-49 was 19% higher than its season 11 debut.
Chicago Fire's season 15 premiere posted a 9% gain in the adults 18-49 rating compared with its season 14 debut, while Chicago P.D.'s premiere rating in the same demo improved by 3%.
All three series also improved their ratings among young adult viewers compared with their previous season premieres. The franchise is created by Dick Wolf.
Wednesday Night Lineup
NBC airs new episodes on Wednesdays, with Chicago Med at 8:00 PM ET, Chicago Fire at 9:00 PM ET and Chicago P.D. at 10:00 PM ET. The One Chicago group previously included Chicago Justice, a legal drama canceled after one season in 2017.
Quick answers
How many viewers did the Chicago Med season 12 premiere draw?
The premiere drew 8.8 million viewers across platforms within seven days.
When do new One Chicago episodes air on NBC?
New episodes air Wednesdays: Chicago Med at 8:00 PM ET, Chicago Fire at 9:00 PM ET and Chicago P.D. at 10:00 PM ET.
Who created the One Chicago franchise?
Dick Wolf is the creator of the One Chicago franchise.