12 month developmental milestones
- 0-1 Years
- 1-5 Years
- Child development and growing up
![Baby sitting on the floor playing with blocks in front of them. Dad smiling and lying next to them on the floor also playing with the blocks.](/media/gmjbcxlu/shutterstock_279005339.jpg?width=720&height=540&v=1da074a5fdbddf0)
There are some key physical and communication milestones you will expect your 12 month old to reach. These milestones should be treated as a rough guide, as each child is unique and will develop at their own pace. It is often unhelpful to compare a toddler to other toddlers or their siblings.
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Last reviewed: 1 November, 2023