How Many People Are Named Micaiah?
An estimated 4,405 people in the United States have the first name Micaiah. It is used for both genders, with 66.0% male. The average bearer is 17 years old, and Micaiah peaked in popularity in 2016 with 192 births that year.
Below you will find a full statistical profile of Micaiah as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Micaiah paired with any surname.
Key Insights
- Micaiah is a modern name. With an average bearer age of just 17, it has gained most of its popularity in recent years.
Estimated Living Americans
4,405
About 1 in 77,810 people in the U.S.
Rarity
Rare
Predicted Gender
Male
66.0% confidence
Average Age
17
years old
Peak Year
2016
192 births
Total Registered
4,466
since 1880
Gender Distribution for Micaiah
Micaiah is a genuinely unisex name, used for both males (66.0%) and females (34.0%). Out of 4,466 total births registered, 2,949 were male and 1,517 were female.
Micaiah as a male name
Ranked #1,569 in 2024
110 male births in 2024
Peak: 2014 (139 births)
Micaiah as a female name
Ranked #5,375 in 2024
24 female births in 2024
Peak: 2001 (73 births)
Micaiah: Popularity Over Time
SSA records for Micaiah span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2010s, when 1,551 babies were registered. While Micaiah is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Micaiah by Decade
How has Micaiah tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Micaiah by State
Birth registrations for Micaiah span all 25 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Oklahoma, Louisiana, Colorado. On average, about 57 Micaiahs were registered per state.
Micaiah + Last Name Combinations
How many people share a full name with Micaiah as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Micaiah
Other first names starting with M with a similar number of bearers.
Micaiah: Questions and Answers
How many people in the U.S. are named Micaiah?
We estimate approximately 4,405 people named Micaiah are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 77,810 Americans share this first name.
Is Micaiah a common name?
Micaiah is classified as "Rare" and is more popular than 96.2% of all first names in the SSA database. A total of 4,466 births have been registered with this name since 1880.
When was Micaiah most popular?
Micaiah reached peak popularity in 2016, when 192 babies were given this name. The average age of a living person named Micaiah is approximately 17 years old, reflecting when the name was most commonly given.
Is Micaiah a male name?
Micaiah is predominantly male. 66.0% of people with this name are male. See the gender breakdown above for full details.
How many Micaiah Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Micaiah Smith, Micaiah Johnson, Micaiah Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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