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Due Date CalculatorWhen Is My Baby Due?

Calculate your estimated pregnancy due date based on your last menstrual period or conception date.

Calculator Inputs

Results

This Due Date Calculator has 0 input fields. Enter your values to calculate the result using the formula:

Complete Guide

Introduction

Our Due Date Calculator helps you estimate when your baby will arrive based on the date of your last menstrual period or conception date.

What This Calculator Helps You Do

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How to Use the Calculator

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How the Calculation Works

Naegele's Rule: Add 280 days (40 weeks) to the first day of your last menstrual period, adjusted for cycle length.

Example Scenarios

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Who Should Use This Calculator

Pregnant women and their families wanting to estimate their baby's arrival date.

Important Notes & Disclaimer

This calculator provides estimates only. Consult your healthcare provider for medical advice.

Frequently Asked Questions

How accurate is this calculator?

Most babies are born within 2 weeks of their due date.

What is Naegele's Rule?

A standard method adding 280 days to the first day of your last period.

About This Calculator

This Due Date Calculator is a free online tool that helps you calculate results instantly. Simply enter your values in the input fields above, and the calculator will automatically compute the results using industry-standard formulas.