How Many Babies Are Born a Day?
Whether you’re expecting a baby soon, trying to get pregnant or just have babies on the brain, you might have some curiosity around birth dates and birth rates—such as: How many babies are born a day? (Spoiler alert: The answer’s around 370,000 babies each day, although it’s difficult to estimate. In the US, the daily average is around 9,800.)
You might also be wondering what affects a baby’s birth date. “In my work as a [lactation consultant], I’ve seen all kinds of factors,” shares Amber G., an IBCLC and mom of two in North Carolina. “Some moms accidentally share a birthday with their baby. Others schedule around something as personal as wanting a certain astrological sign.”
Interested in digging in deeper? Read ahead to see how many people are born a day in the US (we’ll even break it down into minutes and seconds!), plus learn other factors that affect when babies are born.
- Around 370,000 babies are born each day around the world. (That’s four babies every second!)
- In the US, around 9,800 babies are born each day. That’s about 1 every 10 seconds.
- Planned inductions and C-sections play a role in raising the number of babies born on weekdays vs. weekends.
- Globally and in the US, birth rates are declining. Fewer teens and women in their 20s are having babies, while women in their 30s and 40s are becoming more likely to have babies.
Every day, around 370,000 babies are born worldwide. That’s based on the much larger number of average worldwide births per year, reported by Our World in Data to be around 135 million. If you divide 135 million by 365, you get about 370,000.
However, Our World in Data—a UK-based research publication that primarily uses birth rate data from the United Nations (UN) to crunch its numbers—says 135 million is the projected estimate for the annual birth rate per year moving forward. The UN puts the actual number closer to 132 million, based on population census data collected from 237 countries around the world.
If we stick to the estimate of 135 million babies born per year, that means about:
- Four babies are born every second
- 257 babies are born every minute
- More than 11 million babies are born every month
Remember that these numbers will always be estimates: There’s no way to know exactly how many babies are being born.
According to the U.S. Centers for Disease Control and Prevention (CDC), almost 3.6 million births were recorded in the US in 2023. On average, that means more than 9,800 babies are born in the US per day—or about one baby every 10 seconds.
In general, birth rates in the US have been trending down. In 1990, the birth rate was almost 17 live births for every 1,000 people; in 2005, it dropped to 14; and in 2022, it was 11. Birth rates have also been declining in certain age groups: Although women in their 30s and 40s are becoming more likely to have babies, fewer teens and women in their 20s are having them. Women ages 30 to 34 have the highest birth rate of all recorded age groups at more than 97 births per 1,000 women.
Births by state
On top of tracking birth data across the country, the CDC also publishes birth data for individual states. As these numbers are released, they’re considered “provisional”; this means they’re estimates, and the exact number could still change. For example, in New York in June 2024, almost 9,200 babies were born, according to the CDC. In California, the estimated number of babies born in June 2024 was more than 32,000.
The most current year for which we have final state-based birth data is 2022. Here’s how some of the numbers of total births by state compare:
- Connecticut: 35,332
- New Jersey: 102,893
- Tennessee: 82,265
- Texas: 389,741
- Rhode Island: 10,269
- New York: 207,774
- California: 419,104
There are quite a few factors that affect how many babies are born each day (and how those numbers are reported):
How births are counted
In the US, there’s no federal birth registry. Instead, it’s the responsibility of each state to record births and issue birth certificates. Typically, birth certificates are filed with the local registrar’s office 1 to 10 days after baby’s born. Those offices are then required to submit all of their birth certificate data annually to a department in the CDC called the National Center for Health Statistics (NCHS). Between the delay in birth data being submitted to the CDC and the time needed for the NCHS to analyze it, it can take years for birth rates in the US to be updated or reported on.
The role of planned births
Fun fact: More babies are born on Thursdays than on any other day of the week. Some of that is happenstance…babies are nothing if not spontaneous! But the fact that more babies are born on weekdays than weekends isn’t a total coincidence, either: Most birth professionals and the birthing centers or hospitals where they practice prefer not to schedule births on weekends and holidays.
In fact, doctors routinely schedule inductions and C-sections for standard working hours on weekdays to maximize staffing and hospital resources, says Kecia Gaither, MD, MPH, associate professor of clinical obstetrics and gynecology at Weill Cornell Medicine and director of perinatal services at NYC Health + Hospitals/Lincoln.
Translation? Your healthcare provider doesn’t want to plan your induction for Sunday morning or Christmas Eve, when the hospital is already short-staffed. They want to save those slots for emergency cases and preserve their scheduled time off, if they can. (No laboring on Labor Day, please—pun intended.)
Amber G. says she’s seen births timed around a doctor’s Hawaii trip or even a golf tee time. “However it happens, those details stick, and they end up becoming part of the family story forever,” she says. She timed her second child’s birthday too: “My second baby was a scheduled C-section, and I actually chose his birth date—March 14, Pi Day,” she says. “I loved the idea of him having a birthday people instantly recognize, and it’s become this fun, nerdy little twist that makes his story extra memorable.”
Frequently Asked Questions
What’s the difference between births vs. birth rate?
The total number of births in a country is pretty straightforward: It’s a close estimate of how many babies were born in any given year. But the birth rate is different—it’s a mathematical equation used to determine how many babies are born for every 1,000 people in a population.
The CDC calculates the US birth rate by multiplying the number of births in a year by the number of people living in the country. Sometimes, the CDC and other organizations will funnel this data down into groups, like certain maternal ages, ethnicities or state locations. But the formula’s essentially the same.
Is the world's birth rate increasing or decreasing?
The world’s birth rate is decreasing. Globally, the fertility rate—how many children a woman is likely to have, on average—has fallen from five in 1950 to 2.3 in 2021, per the United Nations Population Fund. Experts predict this trend will continue; studies suggest that by 2050, the birth rates in more than 75 percent of countries will have fallen below population replacement levels, expanding to nearly all countries by 2100.
What is behind the latest shift in US birth rates by age?
There are several reasons why more women under 24 are delaying pregnancy and more women over 40 are having babies)—the latest trend in maternal birth rates in the US.
Gaither says the biggest factors influencing this change are:
- Social changes. More women are going to college for advanced degrees, taking time to build a career and marrying later than ever before.
- Healthcare. Advances in reproductive technologies like in vitro fertilization (IVF) and egg freezing have made many women feel more confident about conceiving later in life, especially as prenatal care has improved to help older mothers manage pregnancy risks.
- Economic insecurity. The high costs of having a baby and housing—along with student loan debt and stagnant wages—make younger adults more financially cautious and less likely to have children.
What is the average age of a first-time mom?
As of 2023, the CDC reports that the average first-time mom was 27.5 years old. This is up from 26.5 in 2016.
How does the number of births compare to the number of deaths?
In the US, the yearly birth and death rates are similar. In 2023, the CDC reported 3,596,017 births and 3,090,970 deaths. However, there used to be more of a gap between births and deaths, with birth rates topping death rates: In 2018, for example, there were around 3,840,000 births compared to around 2,840,000 deaths.
What are the odds that a baby is born on their exact due date?
The odds of a baby being born on their exact due date are fairly low—they do love to keep us on their toes. According to Gaither, only 4 to 5 percent of babies are born on their actual due dates.
Of course, it definitely happens! “My second child, Margaret, has a fun birth story: She arrived right on her due date, December 1,” shares Karen P., mom of four in Florida. “We were all surprised since it’s so rare for babies to come exactly on time. My first was born a few days late, so I had no idea what to expect with baby No. 2.”
What are the odds of two siblings being born on the same date in two different years?
If you ask Kristin Lammert (@thelammertfamily on Instagram), she’d probably tell you it’s not that unlikely: She’s given birth to four baby girls on the same exact date (August 25) in four different years!
In reality, the chances are much lower. Statistically, any two siblings only have a 1 in 365 chance of being born on the same date in two different years. But there are months when you’re more likely to conceive (like November through January, at least in the US), which means you’d be more likely to have more than one kid born sometime between July and September.
Still, even if you conceive on the exact same day in two separate pregnancies, there are many things that affect when a baby’s born—and no guarantee your kiddos will share a birthday just because they share a conception day.
Worldwide, around 370,000 babies are born every single day. And while that might seem like a lot, the birth rate is actually declining, and some experts worry we’ll be falling short of population-replacement levels as early as 2050. There are a lot of factors influencing daily birth rates, from more young people delaying pregnancy until their 30s and 40s to more planned births (via induction and C-section) tipping the birthday scales in favor of weekdays vs. weekends and holidays. Finally, the odds of giving birth on your exact due date are pretty slim—babies are finicky like that.
Please note: The Bump and the materials and information it contains are not intended to, and do not constitute, medical or other health advice or diagnosis and should not be used as such. You should always consult with a qualified physician or health professional about your specific circumstances.
Plus, more from The Bump:
Kecia Gaither, MD, MPH, MS, MBA, FACOG, is a double board-certified physician in ob-gyn and maternal-fetal medicine specialist and the director of perinatal services and maternal-fetal medicine at NYC Health + Hospitals/Lincoln. She also serves as an associate professor of clinical obstetrics and gynecology at Weill Cornell Medicine. She earned her medical degree from SUNY Health Science Center in Syracuse, New York, and holds a master’s degree in public health.
Our World in Data, How Many People Die and How Many People Are Born Each Year?, January 2023
UNICEF, How Many Babies Are Born a Year?, 2023
United Nations, World Population Prospects 2024
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, Births and Natality, June 2025
U.S. Centers for Disease Control and Prevention, Health, United States 2020-2021
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, Birth Data, August 2025
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, Births: Final Data for 2022, April 2024
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, State and National Provisional Birth Counts, January 2025
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, State and Territorial Data, March 2025
American Bar Association, Birth Certificates, November 2018
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, Health, United States, June 2025
American College of Obstetricians and Gynecologists, The Importance of Vital Records and Statistics for the Obstetrician–Gynecologist, August 2018
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, Health, United States: Rate, August 2024
United Nations Population Fund, The Problem with ‘Too Few’
Institute for Health Metrics and Evaluation, The Lancet: Dramatic Declines in Global Fertility Rates Set to Transform Global Population Patterns by 2100, March 2024
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, Trends in Mean Age of Mothers: United States, 2016–2023, June 2025
U.S. Centers for Disease Control and Prevention, National Center for Health Statistics, Natality and Mortality Trends in the United States, 2000–2023, December 2024
U.S. Census Bureau, Continued Decrease in Mortality Brings Natural Increase Closer to Pre-Pandemic Levels, December 2023
Real-parent perspectives:
- Amber G., IBCLC and mom of two in North Carolina
- Karen P., mom of four in Florida
Learn how we ensure the accuracy of our content through our editorial and medical review process.
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