Sleep by age
Everything you need to navigate sleep from birth to five years. Start with our interactive tools or browse by stage.
Bedtime calculator
Enter age, wake time and last nap — get tonight's ideal bedtime instantly.
Wake window calculator
Pick your child's age and wake time — get a full day schedule, nap by nap.
Research & statistics
Sourced data on infant sleep problems, parent sleep deprivation, postpartum depression, and what professional support costs across Europe — with full citations for journalists, bloggers, and sleep professionals.
Newborn
- Total sleep
- 14–17 hrs
- Naps
- 4 naps
- Bedtime
- 20:00–22:00
4 months
- Total sleep
- 12–16 hrs
- Naps
- 4 naps
- Bedtime
- 18:00–20:00
5 months
- Total sleep
- 12–15 hrs
- Naps
- 3 naps
- Bedtime
- 18:00–19:30
6 months
- Total sleep
- 12–16 hrs
- Naps
- 3 naps
- Bedtime
- 18:00–19:30
7 months
- Total sleep
- 12–15 hrs
- Naps
- 2 naps
- Bedtime
- 18:00–19:30
8 months
- Total sleep
- 12–15 hrs
- Naps
- 2 naps
- Bedtime
- 18:00–19:30
9 months
- Total sleep
- 12–15 hrs
- Naps
- 2 naps
- Bedtime
- 18:00–19:30
10 months
- Total sleep
- 11–14 hrs
- Naps
- 2 naps
- Bedtime
- 18:00–19:30
11 months
- Total sleep
- 11–14 hrs
- Naps
- 2 naps
- Bedtime
- 18:30–19:30
12 months
- Total sleep
- 11–14 hrs
- Naps
- 2 naps
- Bedtime
- 18:30–19:30
15 months
- Total sleep
- 11–14 hrs
- Naps
- 1 nap
- Bedtime
- 18:30–19:30
18 months
- Total sleep
- 11–14 hrs
- Naps
- 1 nap
- Bedtime
- 18:30–19:30
2 years
- Total sleep
- 11–14 hrs
- Naps
- 1 nap
- Bedtime
- 19:00–20:00
3 years
- Total sleep
- 10–13 hrs
- Naps
- 0 naps
- Bedtime
- 19:00–20:00
4 years
- Total sleep
- 10–13 hrs
- Naps
- 0 naps
- Bedtime
- 19:00–20:30
5 years
- Total sleep
- 10–13 hrs
- Naps
- 0 naps
- Bedtime
- 19:30–20:30
Dealing with a regression?
Deep dives into the 4, 8, 12, 18-month and 2-year sleep disruptions.
Methodology grounded in paediatric sleep research and evidence-based clinical practice. Schedule data, wake window recommendations, and regression timelines are derived from published guidelines including those of the American Academy of Sleep Medicine (AASM), the National Sleep Foundation, and paediatric sleep research published in peer-reviewed journals.
Read our full methodology →