Pregnancy Due Date Calculator – Free Tool to Estimate Baby’s Arrival from LMP

Calculate your estimated due date, current pregnancy week, and important milestones based on your last menstrual period

Calculate Your Due Date

Last Menstrual Period (LMP)

Average Cycle Length

Due Date: -

Current Week: -

Days Remaining: -

Conception Date: -

1st Trimester

2nd Trimester

3rd Trimester

Input the first day of your last menstrual period (LMP). This is typically the first day of bleeding from your last period before you got pregnant.

Modify if your menstrual cycle differs from the standard 28 days. Most women have cycles between 21-35 days.

Get your estimated due date, current pregnancy week, trimester information, and important milestones.

First Prenatal Visit

Dating Ultrasound

Viability Milestone