Popularity comparison

IT: Welcome to Derry vs Castle Rock

TV Show Popularity Comparison by Buzz Score

UpdatedJune 23, 2026

By current Buzz Score, IT: Welcome to Derry is the most popular at 3.6, followed by Castle Rock at 1.3. IT: Welcome to Derry has the highest 1-Year Buzz Score at 17.9. IT: Welcome to Derry has the highest Peak Buzz Score at 81.0 during Nov 24 – Dec 23, 2025.

Current Buzz ScoreJune 22, 2026

IT: Welcome to Derry3.674% · #126 in TV

Castle Rock1.326% · #555 in TV

1-Year AverageDaily average

IT: Welcome to Derry17.990% · #7 in TV

Castle Rock2.010% · #418 in TV

Peak Buzz ScoreHighest 30-day average

IT: Welcome to Derry81.090% · #56 in TV · Nov 24 – Dec 23, 2025

Castle Rock8.99.9% · #891 in TV · Dec 9, 2025 – Jan 7, 2026

Buzz Score Over Time

Stacked daily Buzz Score

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