Baby Age Calculator

Your details

Enter your baby's date of birth.
Leave this as today to get the current age, or set a future date to see how old your baby will be then.
Baby ageOlder infant (6-12 months)
6 months

Age expressed in years, months, weeks, and days

Total months6months
Total weeks25weeks
Total days181days
Next milestone6 months - August 10, 2026 (Monday)
Days until next milestone2days
181 days
  • 1 mo
  • 2 mo
  • 3 mo
  • 6 mo
  • 9 mo
  • 1 yr
  • 18 mo
  • 2 yr

Your baby is 6 months old.

  • Your baby is 6 months old, which puts them in the older infant stage.
  • This period usually brings sitting unsupported, crawling, and first words. Most babies can pull themselves to standing around 9 months.
  • Coming up: 6 months - August 10, 2026 (Monday) is 2 days away.

Next stepAge is reported in months at most pediatric well-child visits during the first two years. Keep this page bookmarked for quick reference before each checkup.

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