Pregnancy Due Date Calculator

Due Date Calculator

The Due Date Calculator estimates the delivery date of a pregnant woman based on her last menstrual period (LMP), ultrasound, conception date, or IVF transfer date.

Modify the values and click the calculate button to use

Estimate Based On:

First Day of Your Last Period:

Average Length of Your Cycles:

Your Pregnancy Results

Estimated Due Date:

(Only about 5% of babies are born on their exact due date)

You are currently: weeks and days pregnant

Pregnancy progress:

1st Trimester 2nd Trimester 3rd Trimester

Conception likely occurred around:

End of First Trimester (12 weeks):

End of Second Trimester (27 weeks):

Days remaining until due date: