Counterfactual

The Parallel Lives of Kaylia and Riley

In 11 girls, Kaylia found its level. 50 years earlier, Riley occupied that same statistical address.

1982–2025

Kaylia

peak 1996 2025 19401960198020002020
Peak year 1996
Peak births 41
Latest count 11
Status Stable
Peak generation Millennial
1923–2025

Riley

peak 2016 2025 19401960198020002020
Peak year 2016
Peak births 7,159
Latest count 4,441
Status Declining
Peak generation Gen Alpha
Kaylia and Riley peaked in the same cultural weather — the Millennial naming world. They are not replacements; they are siblings separated by 50 years, occupying the same statistical address at different addresses in time.