Is March 30 a rare birthday? Ordinary

Rarer than 70% of all 366 dates.

March 30 #256
Most commonSeptember 9RarestDecember 25
Cartoon birthday scene for March 30: a child behind a cake whose candles spell the date
At a glance

March 30 in numbers

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

Born each year≈ 10,638in the United States — about 910,000 of them are alive today
In a full stadium134 peopleof 50,000 were born on March 30
On the day itselfEvery 8 secondsa baby is born on March 30 somewhere in the United States
Star signAriesmore common than 19 of the 30 Aries birthdays
Half-birthdaySeptember 30six months later, to the day
Conceived aroundJuly 7Right around the Fourth of July.
Birth frequency by rank

Where March 30 ranks

From most common birthday to rarest, March 30 ranks in position #256, with 10,638 births a year. 255 other dates are more common. 93 dates are within 1% of its count, anywhere from #208 to #301, so the exact position is a close thing.

56 years of records

March 30 through the years

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

Fell on a weekdayOn a weekend
rarestmost
common
1969, Sunday: rank #358 of 365, 8,186 births1970, Monday: rank #260 of 365, 9,766 births1971, Tuesday: rank #80 of 365, 10,416 births1972, Thursday: rank #262 of 366, 8,644 births1973, Friday: rank #139 of 365, 8,919 births1974, Saturday: rank #326 of 365, 7,526 births1975, Sunday: rank #357 of 365, 7,171 births1976, Tuesday: rank #165 of 366, 8,818 births1977, Wednesday: rank #164 of 365, 9,410 births1978, Thursday: rank #244 of 365, 8,917 births1979, Friday: rank #136 of 365, 9,856 births1980, Sunday: rank #338 of 366, 8,482 births1981, Monday: rank #210 of 365, 10,063 births1982, Tuesday: rank #140 of 365, 10,481 births1983, Wednesday: rank #97 of 365, 10,649 births1984, Friday: rank #171 of 366, 10,269 births1985, Saturday: rank #301 of 365, 8,887 births1986, Sunday: rank #321 of 365, 8,572 births1987, Monday: rank #222 of 365, 10,623 births1988, Wednesday: rank #217 of 366, 10,882 births1989, Thursday: rank #186 of 365, 11,462 births1990, Friday: rank #124 of 365, 12,217 births1991, Saturday: rank #319 of 365, 9,152 births1992, Monday: rank #239 of 366, 11,245 births1993, Tuesday: rank #68 of 365, 12,259 births1994, Wednesday: rank #180 of 365, 11,540 births1995, Thursday: rank #207 of 365, 11,205 births1996, Saturday: rank #280 of 366, 8,712 births1997, Sunday: rank #361 of 365, 7,458 births1998, Monday: rank #231 of 365, 10,990 births1999, Tuesday: rank #108 of 365, 12,071 births2000, Thursday: rank #200 of 366, 11,851 births2001, Friday: rank #206 of 365, 11,855 births2002, Saturday: rank #304 of 365, 8,177 births2003, Sunday: rank #345 of 365, 7,399 births2004, Tuesday: rank #102 of 366, 12,845 births2005, Wednesday: rank #143 of 365, 12,739 births2006, Thursday: rank #177 of 365, 12,865 births2007, Friday: rank #198 of 365, 12,983 births2008, Sunday: rank #353 of 366, 7,309 births2009, Monday: rank #217 of 365, 12,158 births2010, Tuesday: rank #87 of 365, 12,651 births2011, Wednesday: rank #189 of 365, 11,858 births2012, Friday: rank #200 of 366, 11,685 births2013, Saturday: rank #298 of 365, 7,803 births2014, Sunday: rank #351 of 365, 7,180 births2015, Monday: rank #240 of 365, 11,500 births2016, Wednesday: rank #200 of 366, 11,705 births2017, Thursday: rank #221 of 365, 11,286 births2018, Friday: rank #246 of 365, 10,646 births2019, Saturday: rank #292 of 365, 7,814 births2020, Monday: rank #232 of 366, 10,412 births2021, Tuesday: rank #159 of 365, 10,980 births2022, Wednesday: rank #175 of 365, 10,922 births2023, Thursday: rank #224 of 365, 10,386 births2024, Saturday: rank #300 of 366, 7,663 births1970198019902000201020202024

On a weekend it slips to #325, from #182 on a working day

Inductions and planned caesareans are booked on working days, so 27.9% fewer babies arrive and the date falls down the ranking. Each bar is the average rank of the years it landed on that day.

#231
Mon
#114
Tue
#171
Wed
#215
Thu
#178
Fri
#303
Sat
#348
Sun
Most common year
1993#68 of 365Tuesday · 12,259 births
Rarest year
1997#361 of 365Sunday · 7,458 births
Weekend years
16 of 5629% of the record2024 was the most recent
Around the world

March 30 in other countries

March 30 is the 111th rarest birthday in the United States. It is among the 50 rarest in 7 of the 26 other countries, and ranges from #3 in Peru to #351 in England & Wales.

  1. Peru

    #3 of 366

    1,308 births on an average March 30

    INEI, 2019–⁠2025
  2. Belgium

    #29 of 366

    343 births on an average March 30

    Statbel, 1992–⁠2025
  3. Brazil

    #62 of 366

    8,528 births on an average March 30

    DATASUS, 1997–⁠2024
  4. Switzerland

    #81 of 366

    228 births on an average March 30

    FSO, 1969–⁠2025
  5. Latvia

    #103 of 366

    56 births on an average March 30

    CSB, 1996–⁠2025
  6. Argentina

    #116 of 366

    1,583 births on an average March 30

    DEIS, 2018–⁠2023
  7. Ireland

    #138 of 366

    169 births on an average March 30

    CSO, 1980–⁠2023
  8. New Zealand

    #174 of 366

    157 births on an average March 30

    Stats NZ, 1980–⁠2023
  9. Norway

    #212 of 366

    154 births on an average March 30

    SSB, 2011–⁠2025
  10. Ecuador

    #213 of 366

    758 births on an average March 30

    INEC, 2013–⁠2023
  11. Netherlands

    #214 of 366

    493 births on an average March 30

    CBS, 1995–⁠2025
  12. Finland

    #225 of 366

    139 births on an average March 30

    Statistics Finland, 2010–⁠2025
  13. Chile

    #250 of 366

    681 births on an average March 30

    DEIS, 1990–⁠2017
  14. Costa Rica

    #257 of 366

    163 births on an average March 30

    INEC Costa Rica, 2014–⁠2024
  15. Malaysia

    #277 of 366

    1,371 births on an average March 30

    DOSM, 2000–⁠2022
  16. Hungary

    #279 of 366

    318 births on an average March 30

    KSH, 1970–⁠2020
  17. Mexico

    #294 of 366

    4,786 births on an average March 30

    INEGI, 2017–⁠2023
  18. France

    #300 of 366

    2,089 births on an average March 30

    INSEE, 1998–⁠2024
  19. Denmark

    #310 of 366

    156 births on an average March 30

    Statistics Denmark, 2007–⁠2025
  20. Philippines

    #326 of 366

    4,124 births on an average March 30

    PSA, 2006–⁠2024
  21. Guatemala

    #336 of 366

    897 births on an average March 30

    INE Guatemala, 2018–⁠2024
  22. Slovenia

    #342 of 366

    48 births on an average March 30

    SURS, 2000–⁠2025
  23. Germany

    #344 of 366

    1,883 births on an average March 30

    Destatis, 2014–⁠2025
  24. Portugal

    #344 of 366

    281 births on an average March 30

    INE Portugal, 1980–⁠2025
  25. Japan

    #346 of 366

    2,519 births on an average March 30

    e-Stat, 1996–⁠2025
  26. England & Wales

    #351 of 366

    1,727 births on an average March 30

    ONS, 1995–⁠2025
Zoom out

March against the other eleven

March 30 is the 15th rarest of the 31 days in March. All March birthdays.

March is the 6th rarest month of the year

An average March day sees 10,658 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

March 30#256 of 36610,638 births a year

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD151015202530
RarestMost common

Compare with a friend

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

YouMarch 30
#256Rank
10,638Births a year
Friend
Questions

Quick answers

How many babies are born on March 30?

About 10,638 a year in the United States. It was at its most common in 1993, when 12,259 babies were born and it ranked #68 of 365; at its rarest in 1997, with 7,458 births at #361.

Is March 30 a common birthday?

In the United States, March 30 is the 111th rarest of 366 dates, with about 10,638 births a year. That makes it an ordinary birthday: neither rare nor especially common.

What is the rarest March birthday?

In the United States, March 13: the 22nd rarest of all 366 dates, with about 10,340 births a year. The most common March birthday is March 1, the 147th most common of the year.

How precise is the ranking?

In the middle of the calendar it is not exact. 93 other dates are within 1% of March 30's count, spread from #208 to #301, 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 March 30 rarer in other countries?

In some. It is rarer in 13 of the 26 other countries we hold daily records for. It is at its rarest in England & Wales, at #351 of 366, and at its most common in Peru, at #3.

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