All three One Chicago dramas have become NBC's highest-rated shows of the 2026-27 season, with Chicago Med leading the pack by drawing 8.8 million viewers across platforms for its season 12 debut.
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01Summary
- 01Chicago Med's season 12 premiere drew 8.8 million viewers across all platforms within seven days, making it the most-watched broadcast program on 7 October 2026 when delayed viewing was included.
- 02Chicago Med recorded a 19% ratings increase among viewers aged 18-49 compared with its season 11 premiere.
- 03Chicago Fire's season 15 premiere saw a 9% ratings rise in the same demographic versus its season 14 debut.
- 04Chicago P.D. achieved a 3% improvement in young adult viewers compared with its previous season premiere.
- 05All three shows air on Wednesday nights on NBC: Chicago Med at 8pm ET, Chicago Fire at 9pm ET, and Chicago P.D. at 10pm ET.
02Why it matters
This milestone shows that long-running procedural dramas can still attract new, younger viewers, which is important for NBC's prime-time lineup and for fans who follow the franchise's interconnected storylines.
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