Kids' Bedtime Calculator
Pick an age band and the time your child has to be up. We'll show the bedtime window that hits the recommended sleep total for that age.
6:45 PM – 9:45 PM
Recommended bedtime window for a child aged 6–12 years, who needs 9–12 hours of sleep in 24 hours (No nap). Times allow 15 minutes to fall asleep; subtract nap time from the overnight total for younger children.
How much sleep kids need by age
| Age | Total sleep / 24h | Daytime naps |
|---|---|---|
| 4–11 months | 12–15 hours | 2–3 naps |
| 1–2 years | 11–14 hours | 1–2 naps |
| 3–5 years | 10–13 hours | 0–1 nap |
| 6–12 years | 9–12 hours | No nap |
| 13–18 years | 8–10 hours | No nap |
If bedtime is right and mornings are still a fight, look at the bed itself — our kids' mattress picks and pillow reviews cover the sizes and firmness levels that suit growing sleepers.