Counterfactual
The Parallel Lives of Leah and Kristin
In 3,880 girls, Leah found its level. 50 years earlier, Kristin occupied that same statistical address.
1880–2025
Leah
Peak year
2009
Peak births
6,790
Latest count
3,880
Status
Stable
Peak generation
Gen Z
1932–2025
Kristin
Peak year
1981
Peak births
9,737
Latest count
29
Status
Endangered
Peak generation
Millennial
In 3,880 girls, Leah found its level. 50 years earlier, Kristin occupied that same address. One peaked in the Millennial era; the other in the Gen Z world. They never met. But the data remembers them both.