Green Day
What key is 21st Century Breakdown in?
21st Century Breakdown by Green Day is in Db major at about 162 BPM.
- Key
- Db major
- Relative key
- Bb minor
- Tempo
- 162 BPM162 of 170 analyses agree
- Confidence
- High166 of 170 analyses agree
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Key and tempo come from 170 audio analyses of this recording in AcousticBrainz, matched to MusicBrainz (both CC0). Checked against keys music scholars worked out by hand for 370 well-known songs (the McGill Billboard set and the Temperley–de Clercq rock corpus), the analysed key matched 7 times in 10; the most common miss was a key a 5th away. Not sure? Check your own copy with the free BPM and key finder.