Counterfactual
The Parallel Lives of Adelaide and Leigh
In 1,062 girls, Adelaide found its level. 50 years earlier, Leigh occupied that same statistical address.
1880–2025
Adelaide
Peak year
2016
Peak births
1,240
Latest count
1,062
Status
Stable
Peak generation
Gen Alpha
1912–2025
Leigh
Peak year
1969
Peak births
1,564
Latest count
31
Status
Endangered
Peak generation
Gen X
In 1,062 girls, Adelaide found its level. 50 years earlier, Leigh occupied that same address. One peaked in the Gen X era; the other in the Gen Alpha world. They never met. But the data remembers them both.