Real family data
When Do Babies Actually Roll Over? Real Ages from Thousands of Families
Half of babies roll over by 4 months, based on real entries from the Baby Notebook community. The most common age was 3 months; the middle half fell between 3 months and 5 months.
| Age | Share of families |
|---|---|
| 1 month | 3.5% |
| 2 months | 10.8% |
| 3 months | 31.5% |
| 4 months | 28.7% |
| 5 months | 17.2% |
| 6 months | 5.1% |
| 7 months | 1.8% |
| 8+ months | 1.4% |
Boys and girls: boys averaged 3.7 months and girls 3.8 months.
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