Multiple Births

Data are for the U.S.

  • Number of twin births: 114,161
  • Number of triplet births: 2,785
  • 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]