Is September 8 a rare birthday? Very common

More common than 96% of all 366 dates.

September 8 #14
Most commonSeptember 9RarestDecember 25
Cartoon birthday scene for September 8: a child behind a cake whose candles spell the date
At a glance

September 8 in numbers

The odds, the star sign and the other dates that come with it.

Born each year≈ 11,635in the United States — about 998,000 of them are alive today
In a full stadium147 peopleof 50,000 were born on September 8
On the day itselfEvery 7 secondsa baby is born on September 8 somewhere in the United States
Star signVirgomore common than 19 of the 31 Virgo birthdays
Half-birthdayMarch 8six months later, to the day
Conceived aroundDecember 16A long winter night, then.
Birth frequency by rank

Where September 8 ranks

From most common birthday to rarest, September 8 ranks in position #14, with 11,635 births a year. 352 other dates are rarer. 22 dates are within 1% of its count, anywhere from #8 to #30, so the exact position is a close thing.

56 years of records

September 8 through the years

Where it ranked in the United States, year by year.

Fell on a weekdayOn a weekend
rarestmost
common
1969, Monday: rank #84 of 365, 10,508 births1970, Tuesday: rank #37 of 365, 11,310 births1971, Wednesday: rank #10 of 365, 10,988 births1972, Friday: rank #5 of 366, 10,143 births1973, Saturday: rank #264 of 365, 8,257 births1974, Sunday: rank #289 of 365, 7,889 births1975, Monday: rank #74 of 365, 9,253 births1976, Wednesday: rank #2 of 366, 10,166 births1977, Thursday: rank #32 of 365, 10,120 births1978, Friday: rank #18 of 365, 10,384 births1979, Saturday: rank #264 of 365, 9,160 births1980, Monday: rank #52 of 366, 10,900 births1981, Tuesday: rank #46 of 365, 11,071 births1982, Wednesday: rank #22 of 365, 11,455 births1983, Thursday: rank #26 of 365, 11,052 births1984, Saturday: rank #260 of 366, 9,588 births1985, Sunday: rank #282 of 365, 9,072 births1986, Monday: rank #77 of 365, 11,221 births1987, Tuesday: rank #34 of 365, 11,731 births1988, Thursday: rank #19 of 366, 12,351 births1989, Friday: rank #11 of 365, 13,012 births1990, Saturday: rank #257 of 365, 10,411 births1991, Sunday: rank #285 of 365, 9,538 births1992, Tuesday: rank #108 of 366, 12,093 births1993, Wednesday: rank #10 of 365, 12,830 births1994, Thursday: rank #7 of 365, 12,693 births1995, Friday: rank #4 of 365, 12,939 births1996, Sunday: rank #312 of 366, 8,354 births1997, Monday: rank #200 of 365, 11,244 births1998, Tuesday: rank #101 of 365, 12,092 births1999, Wednesday: rank #3 of 365, 13,437 births2000, Friday: rank #24 of 366, 13,166 births2001, Saturday: rank #260 of 365, 9,200 births2002, Sunday: rank #312 of 365, 7,956 births2003, Monday: rank #132 of 365, 12,504 births2004, Wednesday: rank #3 of 366, 14,204 births2005, Thursday: rank #1 of 365, 14,473 births2006, Friday: rank #6 of 365, 14,769 births2007, Saturday: rank #257 of 365, 9,627 births2008, Monday: rank #110 of 366, 13,232 births2009, Tuesday: rank #62 of 365, 13,263 births2010, Wednesday: rank #1 of 365, 13,994 births2011, Thursday: rank #13 of 365, 13,318 births2012, Saturday: rank #258 of 366, 8,894 births2013, Sunday: rank #308 of 365, 7,686 births2014, Monday: rank #63 of 365, 12,705 births2015, Tuesday: rank #40 of 365, 12,823 births2016, Thursday: rank #4 of 366, 13,470 births2017, Friday: rank #5 of 365, 13,057 births2018, Saturday: rank #259 of 365, 8,639 births2019, Sunday: rank #307 of 365, 7,584 births2020, Tuesday: rank #35 of 366, 11,645 births2021, Wednesday: rank #3 of 365, 12,596 births2022, Thursday: rank #7 of 365, 12,316 births2023, Friday: rank #18 of 365, 11,701 births2024, Sunday: rank #314 of 366, 7,379 births1970198019902000201020202024

On a weekend it slips to #281, from #38 on a working day

Inductions and planned caesareans are booked on working days, so 28.4% fewer babies arrive and the date falls down the ranking. Each bar is the average rank of the years it landed on that day.

#99
Mon
#58
Tue
#7
Wed
#14
Thu
#11
Fri
#260
Sat
#301
Sun
Most common year
2005#1 of 365Thursday · 14,473 births
Rarest year
2024#314 of 366Sunday · 7,379 births
Weekend years
16 of 5629% of the record2024 was the most recent
Around the world

September 8 in other countries

September 8 is the 14th most common birthday in the United States. It is among the 50 most common in 10 of the 26 other countries, and ranges from #1 in the Philippines to #307 in Argentina.

  1. Philippines

    #1 of 366

    5,587 births on an average September 8

    PSA, 2006–⁠2024
  2. Mexico

    #12 of 366

    5,769 births on an average September 8

    INEGI, 2017–⁠2023
  3. Chile

    #18 of 366

    753 births on an average September 8

    DEIS, 1990–⁠2017
  4. Ecuador

    #27 of 366

    804 births on an average September 8

    INEC, 2013–⁠2023
  5. Costa Rica

    #31 of 366

    181 births on an average September 8

    INEC Costa Rica, 2014–⁠2024
  6. Portugal

    #38 of 366

    310 births on an average September 8

    INE Portugal, 1980–⁠2025
  7. Guatemala

    #39 of 366

    1,005 births on an average September 8

    INE Guatemala, 2018–⁠2024
  8. Malaysia

    #45 of 366

    1,469 births on an average September 8

    DOSM, 2000–⁠2022
  9. New Zealand

    #49 of 366

    162 births on an average September 8

    Stats NZ, 1980–⁠2023
  10. England & Wales

    #50 of 366

    1,836 births on an average September 8

    ONS, 1995–⁠2025
  11. Belgium

    #59 of 366

    338 births on an average September 8

    Statbel, 1992–⁠2025
  12. Germany

    #65 of 366

    2,181 births on an average September 8

    Destatis, 2014–⁠2025
  13. Denmark

    #68 of 366

    175 births on an average September 8

    Statistics Denmark, 2007–⁠2025
  14. Netherlands

    #87 of 366

    518 births on an average September 8

    CBS, 1995–⁠2025
  15. Slovenia

    #111 of 366

    55 births on an average September 8

    SURS, 2000–⁠2025
  16. Hungary

    #114 of 366

    331 births on an average September 8

    KSH, 1970–⁠2020
  17. Japan

    #119 of 366

    2,828 births on an average September 8

    e-Stat, 1996–⁠2025
  18. France

    #124 of 366

    2,183 births on an average September 8

    INSEE, 1998–⁠2024
  19. Ireland

    #128 of 366

    170 births on an average September 8

    CSO, 1980–⁠2023
  20. Peru

    #152 of 366

    1,212 births on an average September 8

    INEI, 2019–⁠2025
  21. Finland

    #163 of 366

    142 births on an average September 8

    Statistics Finland, 2010–⁠2025
  22. Norway

    #167 of 366

    157 births on an average September 8

    SSB, 2011–⁠2025
  23. Switzerland

    #181 of 366

    223 births on an average September 8

    FSO, 1969–⁠2025
  24. Latvia

    #227 of 366

    53 births on an average September 8

    CSB, 1996–⁠2025
  25. Brazil

    #247 of 366

    7,773 births on an average September 8

    DATASUS, 1997–⁠2024
  26. Argentina

    #307 of 366

    1,388 births on an average September 8

    DEIS, 2018–⁠2023
Zoom out

September against the other eleven

September 8 is the 12th most common of the 30 days in September. All September birthdays.

September is the most common month of the year

An average September day sees 11,448 births in the United States. September is the busiest month, January the quietest.

September 8 is the 6th most common of the 15 days around it

The whole year

Every date on one grid

In the United States, September is the busiest month of the year to be born in and January the quietest.

Each square is one date

September 8#14 of 36611,635 births a year

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD151015202530
RarestMost common

Compare with a friend

See how September 8 stacks up against someone else's birthday.

YouSeptember 8
#14Rank
11,635Births a year
Friend
Questions

Quick answers

How many babies are born on September 8?

About 11,635 a year in the United States. It was at its most common in 2005, when 14,473 babies were born and it ranked #1 of 365; at its rarest in 2024, with 7,379 births at #314.

Is September 8 a common birthday?

In the United States, September 8 is the 14th most common of 366 dates, with about 11,635 births a year. That puts it among the more common birthdays.

What is the rarest September birthday?

In the United States, September 2: the 118th rarest of all 366 dates, with about 10,653 births a year. The most common September birthday is September 9, the most common of the year.

How precise is the ranking?

In the middle of the calendar it is not exact. 22 other dates are within 1% of September 8's count, spread from #8 to #30, so the position inside that group would shift with a different set of years. That band is the accurate answer; the rank is the simple one. At the ends — Christmas Day, New Year's Day — nothing is close.

Is September 8 rarer in other countries?

In some. It is rarer in 24 of the 26 other countries we hold daily records for. It is at its rarest in Argentina, at #307 of 366, and at its most common in the Philippines, at #1.

Our data

How this is counted

Every date is ranked by how many babies are born on it in the United States. Live births by day of birth from the CDC's National Center for Health Statistics, 1989–⁠2024.

Read the full methodology →

Updated October 2026