Counterfactual

The Parallel Lives of Marsha and Mackenzie

In 14 girls, Marsha found its level. 50 years earlier, Mackenzie occupied that same statistical address.

1908–2025

Marsha

peak 1952 2025 192019401960198020002020
Peak year 1952
Peak births 5,583
Latest count 14
Status Endangered
Peak generation Boomer
1973–2025

Mackenzie

peak 2001 2025 192019401960198020002020
Peak year 2001
Peak births 6,934
Latest count 1,343
Status Declining
Peak generation Gen Z
In 14 girls, Marsha found its level. 50 years earlier, Mackenzie occupied that same address. One peaked in the Gen Z era; the other in the Boomer world. They never met. But the data remembers them both.