How common is a September 21 birthday?
September 21 ranks 32nd out of 366 days, averaging 11,856U.S. births per day between 1994 and 2014 — that's 91.5% more common than the rest of the calendar. More babies arrive on your day than on a typical day of the year.
- Rank
- 32nd / 366
- Avg. daily births
- 11,856
- More common than
- 91.5% of days
- Zodiac
- Virgo
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September 21 ranks 32nd out of 366 days, with an average of 11,856 births per day. More babies arrive on your day than on a typical day of the year.
Based on a typical 40-week pregnancy, you were likely conceived around December 16.
The days around it
Famous people born on Sep 21
- Bill Murray · b. 1950actor
Classic
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More about September 21
- Roughly 248,976 people across the U.S. share this exact birthday, based on 21 years of records.
- Babies born on this date were most likely conceived around December 16.
- This is day 265 of the year — 32nd out of 366 for birth frequency.
- The sign is Virgo, one of the twelve zodiac signs tracked across the full calendar.