6 age groups

Language/Communication Development Milestones

Track your baby's language/communication development from birth to 24 months. See what to expect at every age.

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0-3 months
0-3 months4 milestones
  • Coos and makes gurgling sounds
  • Turns head toward sounds
  • Makes soothing sounds
  • Cries differently for different needs
3-6 months
3-6 months6 milestones
  • Begins to babble
  • Copies sounds
  • Cries in different ways to show needs
  • Responds to name
  • Strings vowels together (ah, eh, oh)
  • Squeals with delight
6-9 months
6-9 months5 milestones
  • Understands 'no'
  • Makes sounds like 'mamama' and 'bababa'
  • Copies sounds and gestures
  • Uses fingers to point at things
  • Responds to own name
9-12-months
9-12 months6 milestones
  • Waves 'bye-bye'
  • Calls parent 'mama' or 'dada' specifically
  • Understands and follows simple directions
  • Says single words like 'uh-oh'
  • Points to show what wants
  • Uses gestures to communicate needs
12-18-months
12-18 months7 milestones
  • Says several single words
  • Puts 2 words together
  • Points to 2+ body parts when asked
  • Follows simple 1-step directions
  • Uses more gestures (blows kiss)
  • Uses 10-25 recognizable words
  • Responds to simple questions with gestures
18-24-months
18-24 months7 milestones
  • Puts 2+ words together
  • Points to things in book when asked
  • Points to 2+ body parts
  • Uses 'I', 'me', or 'we'
  • Uses 50+ words
  • Asks simple questions (what's that?)
  • Names familiar pictures in books

View all Milestones Guide

Milestone criteria based on CDC and AAP research — sourced from the CDC's Learn the Signs. Act Early. program, developed in collaboration with the American Academy of Pediatrics. For informational purposes only; not endorsed by or affiliated with the CDC or AAP.

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Complete guide to baby language/communication milestones from birth to 24 months. Covers 6 age groups with specific milestones for each developmental stage.