Pregnancy Due Date
Calculator

Find your baby's estimated due date, see exactly how far along you are, and get your personalized week-by-week pregnancy timeline — all in seconds, completely free.

Enter the first day of your last menstrual period. Due date = LMP + 280 days (Naegele's Rule).
If you know your approximate conception date — from ovulation tracking or IVF transfer — enter it here. Due date = conception date + 266 days.

For estimation only — consult your healthcare provider for a confirmed due date.

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Related guides

Once baby arrives, plan naps and bedtimes with our Baby Sleep Schedule by Age: 0–12 Months. Weighing professional birth support? See the Doula Cost Guide for real 2026 pricing and how to budget.

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