Due Date — Free Online Calculator
Baby due date. Free due date with instant results.
Last updated: 2026-06-01
Pregnancy Due Date Calculator
days
Twenty Eight
Based on Naegele's Rule used by healthcare providers. Average pregnancy is 280 days (40 weeks) from LMP.
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Every pregnancy is unique. Consult your healthcare provider for personalized guidance.
Results are estimates for planning purposes only. Verify important financial or health decisions with a qualified professional.
Related guides
- Pregnancy Due Date: How It's Calculated
Naegele's rule, ultrasound dating, gestational age terms, and what due date really means.