Multiple Births
Data are for the U.S.
- Number of twin births: 114,161
- Number of triplet births: 2,933
- Number of quadruplet and other higher order births: 148
- Twin birth rate: 31.2 per 1,000 live births
- Triplet or higher order birth rate: 80.0 per 100,000 live births
Source: Births: Final Data for 2021, tables 1st [unnumbered] and 24 [PDF – 1 MB]