Counterfactual
The Parallel Lives of Taya and Sierra
In 76 girls, Taya found its level. 50 years earlier, Sierra occupied that same statistical address.
1961–2025
Taya
Peak year
1998
Peak births
364
Latest count
76
Status
Declining
Peak generation
Gen Z
1940–2025
Sierra
Peak year
1998
Peak births
5,841
Latest count
476
Status
Endangered
Peak generation
Gen Z
Taya and Sierra peaked in the same cultural weather — the Gen Z naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.