Counterfactual
The Parallel Lives of Tricia and Brooklyn
In 12 girls, Tricia found its level. 50 years earlier, Brooklyn occupied that same statistical address.
1939–2025
Tricia
Peak year
1971
Peak births
3,473
Latest count
12
Status
Endangered
Peak generation
Gen X
1972–2025
Brooklyn
Peak year
2011
Peak births
7,178
Latest count
2,300
Status
Declining
Peak generation
Gen Z
In 12 girls, Tricia found its level. 50 years earlier, Brooklyn 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.