Counterfactual

The Parallel Lives of Josefa and Brooklyn

In 12 girls, Josefa found its level. 50 years earlier, Brooklyn occupied that same statistical address.

1881–2025

Josefa

peak 1925 2025 1900192019401960198020002020
Peak year 1925
Peak births 84
Latest count 12
Status Rising
Peak generation Greatest Generation
1972–2025

Brooklyn

peak 2011 2025 1900192019401960198020002020
Peak year 2011
Peak births 7,178
Latest count 2,300
Status Declining
Peak generation Gen Z
In 12 girls, Josefa found its level. 50 years earlier, Brooklyn occupied that same address. One peaked in the Gen Z era; the other in the Greatest Generation world. They never met. But the data remembers them both.