Masculine dossier · first seen 2006
Castin
Stable
Cross-generational persistence
Peak era
2017
Peak births
18
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Castin
How many people are named Castin?
An estimated 182 living Americans are named Castin.
How rare is Castin?
Castin is very rare among babies today, with 5 boys receiving the name in 2025, down 72.2% from its 2017 peak.
How old is the typical Castin?
The median age of a living American named Castin is approximately 9 years, with most bearers falling between 5 and 14 years old.
Is Castin still popular?
Yes. Castin is holding steady, with 5 births in 2025 and a consistent recent baseline.
2006Peak 20172025
Peak year
2017
Decline from peak
72.2%
2025
5
All-time
184