Feminine dossier · first seen 1880
Isa
Stable
Cross-generational persistence
Peak era
2025
Peak births
119
Current vitality
Fragile
Peak generation
Gen Alpha
Quick answers about Isa
How many people are named Isa?
An estimated 2,442 living Americans are named Isa.
How rare is Isa?
Isa is uncommon among babies today, with 119 girls receiving the name in 2025, matching its recorded peak.
How old is the typical Isa?
The median age of a living American named Isa is approximately 15 years, with most bearers falling between 7 and 33 years old.
Is Isa still popular?
Yes. Isa is holding steady, with 119 births in 2025 and a consistent recent baseline.
Where is Isa most common?
Isa has its strongest geographic signal in California, where it appears 1.6× more often than the national baseline.
1880Peak 20252025
Peak year
2025
Decline from peak
0%
2025
119
All-time
3,433
Where it lives now
Isa is most concentrated in California — about 1.5× the national rate in the 2020s.
States where Isa is given more often than the national average — its present-day heartland.