Pregnancy Due Date Calculator

Calculate Your Due Date

Use this calculator to estimate your due date and key pregnancy milestones. You can calculate based on your last menstrual period (LMP), conception date, or IVF transfer date.

Calculate by:

Last Menstrual Period Conception Date IVF Transfer Date

First day of last menstrual period:

Average cycle length (days): Most cycles are between 21-35 days. If unsure, use 28.

Conception date:

IVF transfer date:

Embryo age at transfer:

Based on the information you provided:

Your due date is: August 31, 2025

You are currently 12 weeks and 5 days pregnant.

Key Pregnancy Milestones

First Trimester (Weeks 1-13)

Second Trimester (Weeks 14-27)

Third Trimester (Weeks 28-40+)

Disclaimer: This calculator provides an estimate based on standard pregnancy timeframes. Every pregnancy is unique, and your actual due date may differ. Only about 5% of babies are born exactly on their due date, with most births occurring within a week before or after. Always consult with your healthcare provider for medical advice and guidance throughout your pregnancy.