Counterfactual
The Parallel Lives of Tammie and Madison
In 6 girls, Tammie found its level. 50 years earlier, Madison occupied that same statistical address.
1927–2025
Tammie
Peak year
1963
Peak births
2,246
Latest count
6
Status
Endangered
Peak generation
Boomer
1970–2025
Madison
Peak year
2001
Peak births
22,166
Latest count
4,945
Status
Declining
Peak generation
Gen Z
In 6 girls, Tammie found its level. 50 years earlier, Madison 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.