Pregnancy Calculator – Calculate Your Estimated Due Date

This pregnancy calculator helps you estimate your due date based on the date of your last period and the length of your menstrual cycle. Simply enter your information and click “Calculate” to receive your estimated due date. Use this calculator as a guide to help plan for the arrival of your new baby

Pregnancy Calculator

Pregnancy Calculator

Enter your information below to calculate your estimated due date:

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Week Month Baby Development Mother’s Changes Precautions
1-4 1 Egg is fertilized and begins to divide May not yet be aware of pregnancy Begin taking folic acid
5 1 Embryo implants in the uterus May experience spotting or cramping Contact a healthcare provider
6 1 Embryo develops a “yolk sac” and “primitive streak” May experience morning sickness Continue taking folic acid and avoid risky activities
7 1 Embryo becomes a fetus and develops facial features May feel tired and experience breast changes Start considering pregnancy and childbirth education options
8 2 Arms and legs are growing longer and more defined May be feeling more energetic and less nauseous Continue taking prenatal vitamins
9 2 Facial features are becoming more defined and ears are moving into place May be experiencing skin changes, such as darkening of the areolas Begin planning for childbirth education classes
10 2 Fingers and toes are forming and can even make a fist May feel some mild cramping or spotting Talk to healthcare provider about any concerns
11 3 Head is growing and kidneys are starting to function May be feeling more fetal movement and uterus may be pressing on bladder Eat a healthy diet and stay active
12 3 Eyes and ears are moving into place and bones are hardening May notice abdomen getting larger and clothes feeling tighter Get enough rest and stay hydrated
13 3 Body is starting to straighten out and movements are becoming more coordinated May have more energy and appetite may increase Take prenatal vitamins and attend prenatal care visits
14-27 3-7 Baby continues to grow and develop May experience various physical and emotional changes Follow healthcare provider’s recommendations and attend prenatal care visits
28-40 7-9 Baby continues to grow and develop May experience various physical and emotional changes, including Braxton Hicks contractions Follow healthcare provider’s recommendations and attend prenatal care visits