Due Date Calculator

Use our calculator below to determine your baby's due date.
Once you calculate your due date, you can use our Pregnancy Calendar to get info about your developing baby and week-by-week pregnancy.

Step 1:
Enter the First Day of your Last Menstrual Period

The first day of your last menstrual period is what most healthcare providers use to calculate your due date.

Trying to conceive? Use our Ovulation Calculator to determine your most fertile days.