Early Years Calculator
How old is your little one, exactly? Enter their birth date for their precise age and a gentle, stage-by-stage guide to what's coming next.
Your baby
Born early? Add a due date
We'll also show a "corrected age", often used for premature babies in the first couple of years.
Your baby is
In months
In weeks
In days
Born about weeks early, corrected age is around weeks.
What's typical right now
Every child develops at their own pace. These are typical ranges, not a checklist, chat to your health visitor or GP if you ever have questions.
The early years, stage by stage
That date is in the future. Looking forward to meeting your baby? Try the due date calculator.