When is the Right Time to Transition Your Baby from a Cot to a Bed?
- Sophie Sleep
- May 13
- 5 min read
“Without enough sleep, we all become tall two-year-olds.” – JoJo Jensen

Transitioning your child from a cot to a bed is an exciting milestone, often filled with a mix of anticipation and concern for both parents and little one. This transition isn’t just about selecting a new bed, it’s about recognising when your child is ready and ensuring the move is as smooth and positive as possible.
#Developmental Signs / Age Considerations
Recognising when your child is ready to move from a cot to a bed is all about learning their individual needs. While some toddlers might show signs of readiness as early as 18 months, others may be perfectly happy in their cot until closer to 3 years old. Most children make the switch between 2 and 3, but there’s no one-size-fits-all. Look out for signs like trying to climb out of the cot, expressing interest in a big bed, or needing more space to sleep comfortably. Rather than focusing just on age, trust your instincts and your child’s developmental cues to guide the timing, making the transition smoother and more reassuring for everyone.
#Climbing Skills
If your child starts climbing out of their cot, it’s a strong sign they are ready to transition to a bed. Climbing poses serious safety risks, as falls from a cot can lead to injuries. If lowering the cot mattress to its lowest setting no longer prevents your child from climbing out, it is likely time to consider the move.
Additionally, children who frequently attempt to climb or escape may benefit from the extra space and independence a bed provides, making bedtime a safer and more comfortable experience.
#Language Comprehension
When your child begins communicating verbally, it can be a sign that they’re ready to transition to a bed. For example, if your two-year-old expresses a desire by saying, "I want to sleep in a big bed," this indicates both awareness and interest in the change. A child who can clearly express their needs and preferences may be emotionally and cognitively prepared for this next step.
#Size and Growth
As children grow, they may outgrow their cot, making it less comfortable for sleep. If your child frequently wakes up restless, frustrated, or seems cramped, it could be a sign they need more space. Cots are generally suitable for children under 36 inches (91 cm) tall, so if your little one has outgrown this height, it’s a strong indicator that it’s time to transition to a bigger bed for better comfort and rest.
Prioritising safety is essential when transitioning to a bed. You want to ensure your child is safe and comfortable in their new sleeping space.
To create a safe environment, consider using bed rails or bed bumpers to prevent falls. Also, keep the area around the bed clear of any objects that could lead to accidents.
#Mattress Selection
Choosing the right mattress is vital. A supportive and firm mattress will provide both comfort and safety for your child. Make sure it fits snugly in the bed frame with no gaps around the edges to prevent little ones from getting stuck or injured while sleeping. The advice is still the same as it is for a cot, opt for a firm, flat mattress with a waterproof cover to protect against accidents and keep things hygienic. It’s also best to avoid buying a second-hand mattress, as it may not meet current safety standards.
#Bed Placement
Position the bed in a safe location away from windows, radiators, and heavy furniture. Avoid placing it under anything hanging on the walls, like shelves or picture frames, that could fall or be pulled down. It’s important to consider any potential hazards to minimise the risk of injuries. Also, keep in mind that your child can now get out of their sleep space on their own, so make sure the room is child-safe by removing or securing anything that could pose a risk, such as cords, breakables, or small objects within reach.
Creating a safe and calm sleep environment helps support a smooth and secure transition to their new bed. You might also consider placing the bed where the cot used to be, this familiar spot can offer extra comfort and reassurance during the transition.
#Preparing for the Transition
Preparation can make the transition to a big-kid bed easier for both you and your child. Here are some helpful strategies.
#Involve Your Child
Let your child play a role in picking out their new bedding or decorating their space. This involvement can enhance their excitement about the transition. Studies show that children who are involved in the process are more likely to view the change positively.
#Create a Comfortable Environment
Make the bed a cozy place by using soft bedding and including favorite stuffed animals. A familiar and comforting space can help your child feel more secure in their new bed.
#Usual Routine
Keep your normal bedtime routine the same and stay consistent. A familiar routine helps provide comfort and predictability, making the transition less daunting. For example, if your child enjoys bedtime stories, continue this each night to build a sense of security.
#Addressing Concerns
It’s natural to have worries about this transition. Addressing these concerns can help ease anxiety for both you and your child.
#Nighttime Fears
Many children experience fear at night. To help reduce anxiety, consider using a night light or creating a comforting bedtime routine that may involve reading or cuddling with a favourite toy.
#Potential Sleep Disruptions
Know that there may be sleep interruptions after the change. A study indicates that more than half of parents notice changes in their child’s sleep patterns during this transition. Be patient and remain consistent in your responses.
#Managing Expectations
Set realistic expectations about the process. Understand that it might take some time for both you and your child to adjust to the new arrangement.
#Encouraging Independence
Helping your child feel empowered during this transition is essential. Here are some strategies for fostering independence.
#Allow Them to Learn and Explore
Encourage your child to spend time in their new space during the day. Allow them to climb in and out of the bed to get comfortable with their new sleeping area.
#Teach Boundaries
Use simple and clear explanations to teach your child about bedtime rules. For example, you can remind them gently to stay in bed, reinforcing these boundaries calmly.
#Positive Reinforcement
Celebrate small achievements along the way. Praise your child when they sleep well in their new bed and consider offering small rewards for positive behaviours. This encouragement helps motivate them to maintain good habits.
#Dealing with Setbacks
Setbacks are common during any transition. Here’s how to handle them effectively.
#Be Patient
Adjusting to a new bed can take time. Be understanding as your child works through their feelings about this big change.
#Consistency is Key
Stay consistent in your approach. If your child gets out of bed, calmly return them to bed without expressing frustration. This consistency helps establish a clear routine.
#Reassess as Needed
If difficulties continue, take a moment to reassess your approach. It might be beneficial to consider if your child is truly ready for a bed or if additional support is needed.
#Embracing the Journey
Transitioning from a cot to a bed is a meaningful part of your child's growth. By being attentive to developmental signs, ensuring safety, and preparing both your child and yourself for this change, you can create a positive experience during this transition.
Though challenges may arise, patience and a consistent routine can help this journey. Involve your child actively and provide the support they need to feel secure as they take this step towards independence.
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