Due Date Calculator

By J.G. M.D. Lambert 
February 28, 2013

Due Date Calculator

It is important to estimate your due date so you and your health care provider can schedule proper prenatal care and plan for your baby's birth. Your health care provider uses a method similar to this calculator to give you your due date.

Enter Your Information

What was the date of the first day of your last menstrual period?

This calculator is not intended to replace the evaluation of a health care professional.


April 04, 2011

Reviewed By:  

Freeborn, Donna PhD, CNM, FNP, Grantham, Paula, RN, BSN