Counterfactual
The Parallel Lives of Marcy and Kylie
In 44 girls, Marcy found its level. 50 years earlier, Kylie occupied that same statistical address.
1915–2025
Marcy
Peak year
1971
Peak births
1,155
Latest count
44
Status
Endangered
Peak generation
Gen X
1960–2025
Kylie
Peak year
2003
Peak births
5,558
Latest count
1,491
Status
Declining
Peak generation
Gen Z
In 44 girls, Marcy found its level. 50 years earlier, Kylie occupied that same address. One peaked in the Gen Z era; the other in the Gen X world. They never met. But the data remembers them both.