A one-year-old needs 11 to 14 hours of total sleep per 24-hour period, including naps. That recommendation comes from the American Academy of Sleep Medicine and is endorsed by the American Academy of Pediatrics. Most of that sleep happens at night, with the remainder split across one or two daytime naps depending on your child’s age and readiness.
What 11 to 14 Hours Looks Like in Practice
For most 12-month-olds, nighttime sleep falls somewhere between 10 and 12 hours, with the remaining 2 to 3 hours covered by daytime naps. At 12 months, most toddlers are still on a two-nap schedule, typically a morning nap and an afternoon nap. If your child is regularly sleeping fewer than 10 hours at night on a two-nap schedule, that’s sometimes a sign the nap schedule needs adjusting.
The 11-to-14-hour range is the “recommended” zone. Slightly outside that range may still be appropriate for some children, but consistently falling well below 11 hours or above 14 hours is worth discussing with your pediatrician.
Wake Windows and Nap Timing
A wake window is the stretch of time your child stays awake between sleep periods. At 12 months on a two-nap schedule, typical wake windows look like this:
- Before the first nap: about 3.25 to 3.5 hours
- Between naps: about 3.5 to 3.75 hours
- Before bedtime: about 4 hours
These windows gradually stretch as your child gets older. Keeping them consistent helps your toddler build up enough sleep pressure to fall asleep without a fight, but not so much that they tip into overtiredness.
When to Drop From Two Naps to One
Most children transition from two naps to one nap between 14 and 18 months. At 12 months, it’s generally too early, even though some days it might look like your child is ready. Dropping the second nap too soon can lead to chronic overtiredness that actually makes sleep worse, not better.
Signs the transition is approaching include resisting the second nap, skipping naps entirely, taking noticeably shorter naps than usual, or suddenly waking very early in the morning. If your child shows these signs consistently for two or more weeks (not just a few off days), they may be ready. Many daycares move children to one nap around 12 months for logistical reasons, which can be tough since it often requires toddlers to stay awake for five or more hours at a stretch.
The 12-Month Sleep Regression
Right around a child’s first birthday, sleep often falls apart for a few weeks. This is one of the more common sleep regressions, and it’s driven by a pile-up of developmental changes: learning to stand and walk, a surge in emotional awareness and separation anxiety, increased communication skills, and sometimes teething pain on top of it all.
Your toddler’s brain is processing an enormous amount of new information, and that mental activity spills into sleep. You might see bedtime resistance, more frequent night wakings, or shorter naps. In most cases, this regression resolves on its own within a few weeks. The best approach is to stay consistent with your existing sleep routines rather than introducing new habits you’ll need to undo later.
Why Bedtime Matters More Than You Think
Toddlers start producing melatonin (the hormone that signals sleepiness) earlier in the evening than older children or adults. Research on toddlers found their melatonin levels begin rising around 7:30 p.m. on average, roughly 60 minutes earlier than school-age children and 75 minutes earlier than teenagers. Parents tend to set bedtimes close to this natural melatonin window, usually within about 40 minutes of when it kicks in.
This is worth paying attention to because putting a toddler to bed too late means you’re fighting their biology. Once the initial wave of sleepiness passes, the body compensates with a burst of cortisol and adrenaline, essentially a “second wind.” An overtired one-year-old doesn’t act sleepy. They act wired, fussy, or inconsolable. If your child seems to get more energetic and harder to settle as the evening goes on, the bedtime is likely too late.
Building a Bedtime Routine
A consistent bedtime routine is one of the most well-supported tools for improving toddler sleep. Studies show that families who follow a predictable routine see real improvements: children fall asleep faster, wake up less often during the night, and get more consolidated sleep overall. These improvements showed up within just three weeks in controlled studies.
The routine doesn’t need to be elaborate. Two to four activities, lasting about 30 minutes total, is the sweet spot. Effective routines typically draw from four categories: a feeding or small snack, hygiene like a bath or brushing teeth, a calming communication activity like reading or singing, and physical closeness like cuddling or a gentle lotion application. The specific activities matter less than the consistency. Doing the same things in the same order every night gives your child’s brain a reliable signal that sleep is coming.
Night Feeds at 12 Months
By 12 months, most healthy children are getting enough calories during the day to sustain them through the night. Night weaning is considered safe for healthy breastfed children starting at this age. That said, some toddlers continue to wake for feeds out of habit or comfort rather than hunger. If your child is eating well during the day, gaining weight normally, and still waking multiple times to nurse or take a bottle, the feeds are likely more about comfort than nutrition. Phasing them out gradually is a reasonable option.
Spotting Overtiredness
Tired signs in a one-year-old are easy to miss because they escalate fast. Early cues like eye rubbing, yawning, or becoming quiet can shift within minutes into full overtiredness, at which point your child becomes much harder to settle. An overtired toddler often cries louder and more frantically than usual, may seem hyperactive or clumsy, and will resist sleep even though they desperately need it. The hormonal shift that happens with overtiredness (a spike in stress hormones) actively works against falling asleep, creating a frustrating cycle.
Watching the clock alongside your child’s behavior is the most reliable strategy. If you know their wake window is approaching 3.5 hours and you see any early tired cues, start the nap routine immediately rather than waiting for more obvious signs.
Sleep Environment After 12 Months
Even though your child has reached their first birthday, safe sleep guidelines still apply. The U.S. Consumer Product Safety Commission recommends keeping the crib bare: a firm mattress with a fitted sheet and nothing else. Pillows, blankets, stuffed animals, and bumper pads remain suffocation risks for young toddlers. Many parents are eager to introduce a cozy blanket or lovey at this stage, but the safest approach is to keep the sleep space clear and dress your child in appropriate sleepwear for the room temperature instead.