Is January 30 a rare birthday? Uncommon

Rarer than 88% of all 366 dates.

January 30 #323
Most commonSeptember 9RarestDecember 25
Cartoon birthday scene for January 30: a child behind a cake whose candles spell the date
At a glance

January 30 in numbers

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

Born each year≈ 10,474in the United States — about 898,000 of them are alive today
In a full stadium132 peopleof 50,000 were born on January 30
On the day itselfEvery 8 secondsa baby is born on January 30 somewhere in the United States
Star signAquariusrarer than 22 of the 30 Aquarius birthdays
Half-birthdayJuly 30six months later, to the day
Conceived aroundMay 9A spring evening, apparently.
Birth frequency by rank

Where January 30 ranks

From most common birthday to rarest, January 30 ranks in position #323, with 10,474 births a year. 322 other dates are more common. 62 dates are within 1% of its count, anywhere from #280 to #342, so the exact position is a close thing.

56 years of records

January 30 through the years

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

Fell on a weekdayOn a weekend
rarestmost
common
1969, Thursday: rank #235 of 365, 9,674 births1970, Friday: rank #244 of 365, 9,912 births1971, Saturday: rank #207 of 365, 9,772 births1972, Sunday: rank #317 of 366, 7,926 births1973, Tuesday: rank #188 of 365, 8,759 births1974, Wednesday: rank #251 of 365, 8,439 births1975, Thursday: rank #218 of 365, 8,617 births1976, Friday: rank #169 of 366, 8,792 births1977, Sunday: rank #339 of 365, 7,769 births1978, Monday: rank #195 of 365, 9,194 births1979, Tuesday: rank #231 of 365, 9,520 births1980, Wednesday: rank #247 of 366, 9,677 births1981, Friday: rank #199 of 365, 10,106 births1982, Saturday: rank #313 of 365, 8,726 births1983, Sunday: rank #304 of 365, 8,711 births1984, Monday: rank #241 of 366, 9,880 births1985, Wednesday: rank #234 of 365, 10,308 births1986, Thursday: rank #240 of 365, 10,376 births1987, Friday: rank #212 of 365, 10,712 births1988, Saturday: rank #314 of 366, 8,899 births1989, Monday: rank #245 of 365, 10,891 births1990, Tuesday: rank #209 of 365, 11,714 births1991, Wednesday: rank #218 of 365, 11,503 births1992, Thursday: rank #201 of 366, 11,613 births1993, Saturday: rank #294 of 365, 8,988 births1994, Sunday: rank #349 of 365, 8,096 births1995, Monday: rank #244 of 365, 10,515 births1996, Tuesday: rank #181 of 366, 11,359 births1997, Thursday: rank #213 of 365, 11,171 births1998, Friday: rank #184 of 365, 11,616 births1999, Saturday: rank #291 of 365, 8,473 births2000, Sunday: rank #358 of 366, 7,603 births2001, Tuesday: rank #137 of 365, 12,237 births2002, Wednesday: rank #203 of 365, 11,902 births2003, Thursday: rank #199 of 365, 12,062 births2004, Friday: rank #202 of 366, 12,171 births2005, Sunday: rank #342 of 365, 7,289 births2006, Monday: rank #238 of 365, 11,939 births2007, Tuesday: rank #152 of 365, 13,258 births2008, Wednesday: rank #165 of 366, 12,988 births2009, Friday: rank #200 of 365, 12,361 births2010, Saturday: rank #286 of 365, 7,935 births2011, Sunday: rank #355 of 365, 6,816 births2012, Monday: rank #245 of 366, 11,082 births2013, Wednesday: rank #208 of 365, 11,607 births2014, Thursday: rank #230 of 365, 11,585 births2015, Friday: rank #233 of 365, 11,571 births2016, Saturday: rank #290 of 366, 8,116 births2017, Monday: rank #243 of 365, 10,899 births2018, Tuesday: rank #187 of 365, 11,336 births2019, Wednesday: rank #229 of 365, 10,780 births2020, Thursday: rank #124 of 366, 11,068 births2021, Saturday: rank #319 of 365, 7,228 births2022, Sunday: rank #360 of 365, 6,471 births2023, Monday: rank #241 of 365, 10,035 births2024, Tuesday: rank #174 of 366, 10,783 births1970198019902000201020202024

On a weekend it slips to #315, from #210 on a working day

Inductions and planned caesareans are booked on working days, so 25.8% fewer babies arrive and the date falls down the ranking. Each bar is the average rank of the years it landed on that day.

#237
Mon
#182
Tue
#219
Wed
#208
Thu
#205
Fri
#289
Sat
#341
Sun
Most common year
2020#124 of 366Thursday · 11,068 births
Rarest year
2022#360 of 365Sunday · 6,471 births
Weekend years
16 of 5629% of the record2022 was the most recent
Around the world

January 30 in other countries

January 30 is the 44th rarest birthday in the United States. It is among the 50 rarest in 1 of the 26 other countries, and ranges from #66 in Chile to #364 in Malaysia.

  1. Chile

    #66 of 366

    710 births on an average January 30

    DEIS, 1990–⁠2017
  2. Peru

    #96 of 366

    1,233 births on an average January 30

    INEI, 2019–⁠2025
  3. Argentina

    #124 of 366

    1,576 births on an average January 30

    DEIS, 2018–⁠2023
  4. Japan

    #142 of 366

    2,809 births on an average January 30

    e-Stat, 1996–⁠2025
  5. Netherlands

    #160 of 366

    498 births on an average January 30

    CBS, 1995–⁠2025
  6. Denmark

    #175 of 366

    165 births on an average January 30

    Statistics Denmark, 2007–⁠2025
  7. Brazil

    #179 of 366

    8,015 births on an average January 30

    DATASUS, 1997–⁠2024
  8. Finland

    #189 of 366

    140 births on an average January 30

    Statistics Finland, 2010–⁠2025
  9. Slovenia

    #194 of 366

    53 births on an average January 30

    SURS, 2000–⁠2025
  10. Philippines

    #206 of 366

    4,402 births on an average January 30

    PSA, 2006–⁠2024
  11. Hungary

    #209 of 366

    325 births on an average January 30

    KSH, 1970–⁠2020
  12. Belgium

    #218 of 366

    324 births on an average January 30

    Statbel, 1992–⁠2025
  13. Latvia

    #238 of 366

    53 births on an average January 30

    CSB, 1996–⁠2025
  14. Norway

    #247 of 366

    151 births on an average January 30

    SSB, 2011–⁠2025
  15. Mexico

    #253 of 366

    4,874 births on an average January 30

    INEGI, 2017–⁠2023
  16. Germany

    #256 of 366

    1,958 births on an average January 30

    Destatis, 2014–⁠2025
  17. Costa Rica

    #265 of 366

    163 births on an average January 30

    INEC Costa Rica, 2014–⁠2024
  18. Switzerland

    #266 of 366

    218 births on an average January 30

    FSO, 1969–⁠2025
  19. France

    #269 of 366

    2,101 births on an average January 30

    INSEE, 1998–⁠2024
  20. England & Wales

    #291 of 366

    1,753 births on an average January 30

    ONS, 1995–⁠2025
  21. Guatemala

    #294 of 366

    914 births on an average January 30

    INE Guatemala, 2018–⁠2024
  22. Ecuador

    #305 of 366

    722 births on an average January 30

    INEC, 2013–⁠2023
  23. Portugal

    #311 of 366

    286 births on an average January 30

    INE Portugal, 1980–⁠2025
  24. Ireland

    #315 of 366

    163 births on an average January 30

    CSO, 1980–⁠2023
  25. New Zealand

    #316 of 366

    153 births on an average January 30

    Stats NZ, 1980–⁠2023
  26. Malaysia

    #364 of 366

    1,275 births on an average January 30

    DOSM, 2000–⁠2022
Zoom out

January against the other eleven

January 30 is the 14th rarest of the 31 days in January. All January birthdays.

January is the rarest month of the year

An average January day sees 10,394 births in the United States. September is the busiest month, January the quietest.

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

January 30#323 of 36610,474 births a year

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD151015202530
RarestMost common

Compare with a friend

See how January 30 stacks up against someone else's birthday.

YouJanuary 30
#323Rank
10,474Births a year
Friend
Questions

Quick answers

How many babies are born on January 30?

About 10,474 a year in the United States. It was at its most common in 2020, when 11,068 babies were born and it ranked #124 of 366; at its rarest in 2022, with 6,471 births at #360.

Is January 30 a common birthday?

In the United States, January 30 is the 44th rarest of 366 dates, with about 10,474 births a year. That puts it on the rarer side of the calendar.

What is the rarest January birthday?

In the United States, January 1: the 2nd rarest of all 366 dates, with about 7,731 births a year. The most common January birthday is January 4, the 179th most common of the year.

How precise is the ranking?

In the middle of the calendar it is not exact. 62 other dates are within 1% of January 30's count, spread from #280 to #342, 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 January 30 rarer in other countries?

In some. It is rarer in 1 of the 26 other countries we hold daily records for. It is at its rarest in Malaysia, at #364 of 366, and at its most common in Chile, at #66.

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