How likely am I to have twins?

About 3 in every 100 US births are twins. Age, family history and fertility treatment can all make twins more likely. Answer 10 questions to see your twin odds, just for fun.

10 questions · about 1 min · free to play daily

About this test

Answer 10 quick questions about your habits and circumstances. Each answer scores points, and we turn your total into a percentage showing how likely you are to have twins. The real-world odds are below. It's just for fun!

Possible results

  • One at a Time (0%+)
  • Average Odds (35%+)
  • Twin Territory (60%+)
  • Double Trouble (80%+)
See all 10 questions
  1. Are there fraternal (non-identical) twins in the mother's family?
  2. Is the mother a fraternal twin herself?
  3. How old will the mother be at the pregnancy?
  4. Are you using IVF or fertility treatment?
  5. How many times has the mother been pregnant before?
  6. Is the mother taller than average?
  7. Are there twins on the father's side?
  8. Do twins run in the family generally?
  9. Has anyone predicted you'll have twins?
  10. How would you feel about having twins?

Source: Twin birth rate of about 31 per 1,000 US births (CDC National Center for Health Statistics). Fraternal twins are more likely with older maternal age, twins in the mother's family, previous pregnancies and fertility treatment. This quiz is for fun: for real advice, talk to a doctor or midwife.

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