Pregnancy Due Date Calculator
Calculate your estimated due date and track pregnancy progress
Estimated Due Date
Wednesday, October 21, 2026
40 weeks from LMP
Current Week
Week 9
Day 4 of week 9
Trimester
1st
Weeks 1-12
Days Remaining
221
until due date
Progress
21%
of pregnancy
Pregnancy Progress
1st Tri2nd Trimester3rd Tri
Pregnancy Milestones
| Week | Milestone | Status |
|---|---|---|
| Week 4 | Positive pregnancy test possible | Completed |
| Week 8 | First prenatal visit recommended | Completed |
| Week 12 | End of first trimester | Upcoming |
| Week 16 | May start to show | Upcoming |
| Week 20 | Anatomy scan, may feel movement | Upcoming |
| Week 24 | Viability milestone | Upcoming |
| Week 28 | Start of third trimester | Upcoming |
| Week 36 | Considered full term soon | Upcoming |
| Week 40 | Due date | Upcoming |
Conception Date (Estimated)
Wednesday, January 28, 2026
~2 weeks after LMP
End of Each Trimester
- 1st: Wednesday, April 8, 2026
- 2nd: Wednesday, July 22, 2026
- 3rd: Wednesday, October 21, 2026
About This Calculator
This calculator uses Naegele's rule, which adds 280 days (40 weeks) to the first day of your last menstrual period. Only 4-5% of babies are born on their exact due date. Most are born within 2 weeks before or after. Your healthcare provider may adjust your due date based on ultrasound measurements.
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