When buying a bunk bed for your kids, focus on safety features, mattress size compatibility, age-appropriate design, and space-saving functionality that suits your room layout. Whether you’re furnishing a shared bedroom or working with limited square footage, bunk beds provide a practical vertical solution that helps maximise usable floor space for play, study, or storage.
Modern bunk bed styles range from durable wooden frames to minimalist metal builds, often equipped with storage drawers, trundles, or ladders designed for ease of use and safety compliance. But beyond appearances, parents must consider factors such as ceiling clearance, weight limits, guardrail security, and non-toxic finishes to ensure suitability for children at various developmental stages.
This guide explores everything you need to know, from age considerations to ceiling height requirements, to help you make the best choice for your children and your living space.
Prioritising Safety
When selecting a bunk bed for kids, safety should always be the top priority. Parents selecting a bunk bed frame must prioritise not just aesthetics, but structural integrity and child-specific safety features. With rising demand for kid’s bunk beds, especially in urban UK homes with limited floor space, attention to regulation-based safety is essential.
Essential safety elements include guardrails on the top bunk to prevent falls during sleep, a study ladder or stair access system with non-slip steps, and rounded edges that reduce injury risks during play or movement. Look for non-toxic finishes to protect children from harmful substances, and consider a stairgate for added security in younger households. Always verify compliance with a certified bunk bed safety standard like BS EN 747-1, which outlines structural and usage protocols for bunk beds sold in the UK.
Choosing the Right Size for Comfort & Functionality
Size matters when it comes to bunk beds, not just for room fit but for long-term use. Bunk beds are available in various formats, like twin, small double, and full-sized versions. Each size caters to different needs, from single-sleeper designs to beds suited for older children or teenagers.
Evaluate the room dimensions and bunk bed mattress size to ensure a proper fit. For example, a double bunk bed uses two 140 x 190 cm mattresses, while triple bunk beds use three 90 x 190 cm mattresses, each requiring thoughtful measurement of bunk bed height and room clearance. Selecting a comfortable, low-profile mattress ensures both sleep quality and safety, especially for the top bunk. A bunk bed frame that fits the available space without limiting movement in the room provides both functionality and visual balance.
Comply with British Standards
All bunk beds in the UK must adhere to BS EN 747-1:2024, the official British and European safety standards. The safety regulation developed by the European Committee for Standardization (CEN) outlines the updated safety, strength, and durability requirements for bunk beds and high beds. Replacing the E 2012+A1:2015 version, the latest edition requires bunk beds to have a base height of 600 m or more and a length over 1400 mm. Other key updates in the new edition include revised terminology, enhanced safety barrier and access requirements, and detailed specifications for materials, bed bases, gaps, protrusions, and structural strength.
Retailers and manufacturers in the UK must comply with BS EN 747-1:2024 to align bed frame designs with safety standards. Parents should always ask for certification and refer to BS EN 747-1:2024 TC before finalising their purchase.
Maximising Space
Bunk beds are designed to maximize floor space, making them a smart solution for bedrooms with limited square footage. Their vertical layout leaves ample room for essential furniture or play zones, especially in smaller homes or flats.
Designers often integrate storage options like under-bed drawers, built-in shelving, or staircases with concealed compartments. These features reduce clutter and keep toys, books, and clothing neatly organised. Whether used for sleeping, studying or storage, a well-placed bunk bed transforms a crowded room into a comfortable and functional space.
Ceiling Height Considerations
A common oversight when buying a bunk bed is forgetting to check the ceiling height. The space between the top bunk and the ceiling must be sufficient to avoid bumps or injury when sitting up or moving. In most UK homes, a ceiling clearance of at least 76 cm (29.9 inches) above the upper mattress is recommended to prevent head injuries during sitting or rising.
Standard bunk bed height ranges from 150 to 185 cm, so a room should ideally have a ceiling of 2.4 meters or higher. Tall models like triple bunk beds or quad bunk beds require even more vertical space. Choosing the appropriate bunk bed measurement ensures safety and prevents issues with ventilation, lighting, and access.
Smart Storage Solutions
In modern living, where space is often limited, clever storage within furniture is a necessity. Bunk beds with integrated drawers, shelves, under-bed trundle spaces, or steps with compartments can help families reduce clutter without compromising room aesthetics.
In smaller rooms, these space-saving solutions allow families to avoid additional furniture. A bunk bed with shelves for books or toy boxes helps maintain a tidy, accessible, and minimalist layout. Integrating storage within the bed frame supports better organisation while enhancing the overall room design.
Age Considerations
Not all bunk beds are suitable for all ages, and understanding age-appropriateness is vital. According to the NHS, children under the age of 6 should never sleep on the top bunk due to fall risks. The RoSPA also advises against letting toddlers sleep on the bottom bunk, suggesting a cot for babies and extreme caution for children under six.
Parents should assess their child’s maturity, physical coordination, and nighttime behaviour before making a decision. Opting for beds with stair access and guardrails can offer more safety for slightly older children, but still requires regular supervision.
Weight Capacity
Weight limits ensure that bunk beds can handle the load of children or teens using them. Manufacturers typically rate the weight capacity for the top and bottom bunk at around 238 pounds (17 stone) but these can vary based on frame design and materials. Overloading can lead to frame instability, premature wear, or potential accidents.
It’s important to check these specifications to maintain structural integrity and avoid potential accidents. Families with older or heavier children should opt for sturdy models with reinforced bunk bed frames and strong railings for bunk beds. Always verify the manufacturer’s specifications for the weight load on each sleeping surface before purchasing.
Style and Design
Modern bunk beds are as much about style as they are about function. Available in traditional wooden frames, minimalist metal, or themed designs (like castles or cars), they allow parents to match the bed to the overall decor of the bedroom.
Design elements like colour, finish, and material should align with the overall aesthetic of the bedroom. Some families may opt for customisable beds that include wardrobes, slides, or built-in desks. The right bunk bed design blends form and function for a visually appealing, comfortable sleep setup. Choose a design that reflects your child’s preferences while still aligning with room dimensions and storage needs.
Ease of Assembly
Before purchase, assess whether the bunk bed is simple to assemble or needs professional help. Assembly time varies by design; simple single bunk beds may take an hour or two, whereas quad or L-shaped bunks with storage might take longer. Understanding assembly requirements helps avoid stress during setup and ensures safety once built.
Shoppers should look for beds that come with detailed instructions, labelled hardware, and minimal need for special tools. Some families may prefer professional assembly services, particularly when dealing with bunk bed frames with integrated storage or complex accessories.
Mattress Compatibility
Not all mattresses are suitable for bunk beds, so it’s important to match the mattress size to the bed frame. While 90 x 190 cm is the most common size, double or triple bunks may require different dimensions. Always follow the manufacturer’s recommendations to ensure proper fit, which supports comfort, spinal alignment, and long-term bed performance.
Mattress thickness is especially important for the top bunk. A low-profile mattress, ideally no thicker than 15 cm (6–7 inches), helps maintain the effectiveness of safety guardrails. Choosing the right thickness ensures both safety and comfortable sleep.
What are the Different Types of Bunk Beds to Choose From?
There are 5 types of bunk beds available, including double, triple, L-shaped, quad, and single bunk beds. Each type varies in design, bed dimensions, mattress compatibility, and suitability based on room size and the number of siblings sharing the bedroom. Understanding these types helps families select the most space-saving, comfortable, and functional option that meets both their aesthetic and floor space needs.
From traditional wooden bunk beds to modern metal structures, every configuration supports various levels of storage, weight capacity, and room optimisation. Below is a detailed guide on each bunk bed frame type, with specifications and usage insights.
| Bunk Bed Types | Mattress Size (cm) | Bed Dimension (Width x Height x Depth in cm) | Specialty |
| Double Bunk Bed | 140 x 190 (x2) | 240 x 175 x 140 | Ideal for two children; offers wider beds; includes storage options |
| Triple Bunk Bed | 90 x 190 (x3) | 230 x 165 x 200 | Fits three kids; great for multi-child bedrooms; vertically space-saving |
| L-Shaped Bunk Bed | 90 x 190 (x2) | Varies by layout and model | Flexible arrangement; under-bed shelving or desks; best for larger rooms |
| Quad Bunk Bed | 90 x 190 (x4) | 350 x 175 x 100 | Sleeps four; ideal for large families or shared living spaces |
| Single Bunk Bed | 90 x 190 (x2) | Varies depending on the frame design | Minimalist, compact; perfect for small bedrooms with two children |
Double Bunk Beds
A double bunk bed is a classic two-tiered solution that offers full-sized sleeping space for two children. This configuration is especially popular in medium-sized bedrooms where families aim to save floor area without compromising on mattress space. The standard mattress size is 140 x 190 cm (x2), providing ample surface for growing children.
These bunk beds measure 240 cm wide, 175 cm high, and 140 cm deep, making them a sturdy, space-saving solution that often features integrated drawers or steps for storage. As part of children’s bunk beds with steps, they enhance accessibility and safety, particularly when paired with a bunk bed with a guard for the top bunk.
Triple Bunk Beds
Designed for larger families, triple bunk beds provide three sleeping levels within one compact unit. These beds are a great choice for larger families or shared kids’ rooms, where maximizing floor space is essential. Each level supports a mattress size of 90 x 190 cm, and the full bed dimensions are 230 cm wide, 165 cm high, and 200 cm deep.
The design is ideal for homes with a high ceiling height, ensuring that each top bunk has sufficient headroom. However, the added height and weight call for proper bunk bed safety rail installation and consideration of bunk bed measurement and weight capacity, especially for the upper tiers.
L-Shaped Bunk Beds
Offering a creative twist on traditional bunk designs, L-shaped bunk beds position two beds at a right angle to each other. This layout allows for more open floor area and the opportunity to include shelving, desks, or toy boxes underneath or beside the lower bed. The standard mattress size is 90 x 190 cm (x2), and bed dimensions vary depending on the manufacturer or added features.
This clever, durable setup is excellent for larger rooms where space zoning is needed. While the layout adds room functionality, it does require attention to bunk bed dimensions and storage options integration, especially for families wanting to ensure their bunk bed suits both sleep and study needs.
Quad Bunk Beds
Built for maximum sleeping capacity, quad bunk beds are ideal for rooms shared by four children. The mattress size per bed is 90 x 190 cm, totalling four mattresses. These beds measure approximately 350 cm wide, 175 cm high, and 100 cm deep, making them ideal for large families, shared bedrooms, or vacation homes.
While this configuration provides maximum space-saving, it demands a high ceiling height and considerable floor space. Assembly can be more complex, often requiring a professional setup due to the size and structure of the bunk bed frame. With proper planning, quad beds are a great choice for maximising floor area in shared rooms.
Single Bunk Beds
As the most compact type, single bunk beds are designed for basic two-person sleeping arrangements in smaller bedrooms. The standard mattress size is 90 x 190 cm (x2), with bed dimensions that vary depending on additional features like storage, trundles, or under-bed drawers.
This type is ideal for families seeking a low-profile, comfortable, and cost-effective option that still supports two sleepers without overwhelming the room layout. Compared to triple bunk beds or quad beds, single bunk beds are easier to install, maintain, and fit into small bedrooms, all while still allowing for essential bunk bed safety rail features.
What Material Can Be Used to Construct the Bunk Bed?
Bunk beds are commonly made from either wood or metal, with each material offering distinct benefits in terms of style, strength, and maintenance.
Wooden bunk beds provide a traditional, warm appearance and are known for being sturdy and customisable, but they tend to be heavier and may require more care to maintain their finish. In contrast, metal bunk beds feature a sleek, modern design, are generally more durable, and require less upkeep. Their lighter frame makes them easier to assemble and move, which suits minimalist or contemporary room styles.
The right choice depends on your budget, desired room aesthetic, and need for long-term durability.
How to Find the Best Bunk Beds for Kids in the UK?
Finding the best bunk beds for kids in the UK involves more than just comparing prices—it’s about evaluating safety standards, mattress compatibility, bunk bed dimensions, and practical features like storage options and design suitability for shared bedrooms. Parents should look for models that meet BS EN 747-1 compliance, include secure guardrails, and match the child’s age, weight, and room layout.
For families seeking high-quality, durable, and stylish bunk beds, MK Furnishing stands out as a trusted destination in the UK for all types of bunk beds. Known for its wide range of kids’ bunk beds, MK Furnishing offers thoughtfully designed options including double, triple, L-shaped, and storage-enhanced models. Each bed combines comfort, safety, and smart design, making MK Furnishing the one-stop solution for parents who value both form and function.

