10 Best Metal Garden Storage Box Large Lockable in The UK

Last updated on 25/06/2025

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Olsen & Smith

Olsen & Smith 1000L Large Garden Metal Storage Box Lockable Gas Lift 185x82x79cm Weather-Resistant Anthracite

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Why We Love It

Weatherproof and durable construction.
Easy to assemble.
Lockable for security.

Main Highlights

BUILT FOR OUTDOOR USE - The Olsen & Smith large storage box is perfect for keeping your garden space neat and tidy. Made from galvanized steel, it is ideal for storing tools, toys and games, small to medium items of furniture, cushions, accessories and much more.
STRONG & WEATHERPROOF: This large metal storage box from Olsen & Smith offers a durable and weather-resistant design, constructed with a steel frame, gas-assisted lift hinges for easy portability, and includes a lockable design with a free padlock for added security—making it ideal for storing outdoor essentials in the garden or patio.
PLACE IN YOUR IDEAL LOCATION - The rectangular shape makes it easy to store in any location. The storage box is also lockable for added security and comes with keys to secure the lock to keep your items safe.
SIMPLE ASSEMBLY - The product will arrive flat-packed with easy-to-follow instructions - you can have your box ready by simply clipping the parts together, and gloves are included to help you setup safely. Please note, as this is a large storage box, we recommend assembly by 2 persons.
SPECIFICATIONS - Assembled dimensions: 185 x 82 x 79 cm (W x L x H), Capacity 1000L, Weight: 14.4kg
When ordering, please ensure a contact phone number is provided for our delivery partners to arrange delivery with you.

Large Storage Feed Bins 64L Galvanised Metal Waterproof Heavy Duty Rodent Proof Outdoor Farm Garden Animal Pet Stables Lockable Container With Lid One Compartment | FREE Secure Pad Lock…

Why We Love It

Ample 64L Capacity.
Durable Steel Construction.
Secure Lockable Lid.

Main Highlights

Secure Storage: Protect your animal feed, tools, and equipment in our galvanised feed bin, featuring three compartments. The lockable design ensures security, keeping your valuables safe.

Olsen & Smith 775L Large Outdoor Garden Storage Box with Padlock - Big Capacity Plastic Shed Wheelie Bin Box Cabinet Cupboard - Ideal for 2x180L Wheelie Bins, Garden Tools, Toys & Much More

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Why We Love It

Spacious and tidy outdoor storage.
Durable, weatherproof construction.
Easy assembly, portable design.

Main Highlights

𝐌𝐀𝐒𝐒𝐈𝐕𝐄 𝐂𝐀𝐏𝐀𝐂𝐈𝐓𝐘: With a huge 775-litre capacity, this outdoor storage box can store two 180L slimline wheelie bins, tools, toys, and more. This helps keep your garden organised, neat and tidy. This storage cabinet has assembled external dimensions of L116 x 71 x H112.5 cm and internal dimensions of L116 x W71 x H109 cm
𝐖𝐄𝐀𝐓𝐇𝐄𝐑 𝐑𝐄𝐒𝐈𝐒𝐓𝐀𝐍𝐓 𝐃𝐄𝐒𝐈𝐆𝐍: The large plastic storage box is designed to be highly weather-resistant, protecting your items from rain, snow, and harsh sunlight. This ensures that the contents stay dry and in excellent condition all year round.
𝐒𝐓𝐔𝐑𝐃𝐘 𝐂𝐎𝐍𝐒𝐓𝐑𝐔𝐂𝐓𝐈𝐎𝐍: This heavy-duty storage box is made from high-quality polypropylene for enhanced durability. It features two gas-assisted lifting hinges for easier opening and closing of the lid, plus two wide-opening doors for full access to all the items stored inside.
𝐒𝐄𝐂𝐔𝐑𝐄𝐃 𝐒𝐓𝐎𝐑𝐀𝐆𝐄: The storage box is lockable - ensuring that your items inside are safe and secure from theft and unauthorised access. The box also comes complete with a secure 4-digit combination padlock for extra security.
𝐄𝐀𝐒𝐘 𝐓𝐎 𝐌𝐎𝐕𝐄 𝐀𝐍𝐃 𝐀𝐒𝐒𝐄𝐌𝐁𝐋𝐄: This large storage box is easy to move and reposition wherever needed. The outdoor storage cabinet arrives flat-packed with clear instructions, making assembly quick and simple.

Olsen & Smith 680L Large Garden Storage Box - Weather Resistant Heavy Duty Garden Box with Padlock & Wood Effect - Huge Capacity Outdoor Storage Chest for Tools, Cushions, Toys & More (Anthracite)

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Why We Love It

Ideal for outdoor storage.
Weatherproof and durable.
Easy assembly and relocation.

Main Highlights

BUILT FOR OUTDOOR USE - The Olsen & Smith large plastic storage box is perfect for keeping your garden space neat and tidy. It is ideal for storing tools, toys and games, small to medium items of furniture, cushions, accessories and much more.
STRONG & WEATHERPROOF - Each storage box is constructed from high-quality polypropylene that is weatherproof to protect your belongings while being able to seat two people on top. It features two gas-assisted lifting hinges to make opening and closing easier.
PLACE IN YOUR IDEAL LOCATION - The vacuum-moulded handles make the box easy to move around wherever it is required. The rectangular shape makes it easy to store in any location. The storage box is also lockable for added security and comes with a secure padlock to keep your items safe.
ASSEMBLE WITH EASE - The product will arrive flat-packed with easy-to-follow instructions, you can have your box ready by simply clipping the boxes together.
SPECIFICATIONS - Assembled external dimensions: 146 x 71 x 75 cm (L x W x H), Assembled internal dimensions: 140.3 x 66.6 x 72.6 cm (L x W x H), Capacity 680L

TANGZON 6x3FT/193 x 79 CM Metal Garden Shed, Outdoor Tool Storage House with Pitched Roof, Lockable Door & Hydraulic Gas Rod, Weatherproof Gardening Shed Box for Backyard Lawn Patio

Why We Love It

Ample storage for all tools.
Secure double doors for protection.
Durable weather-resistant steel construction.

Main Highlights

AMPLE STORAGE SPACE: With dimensions of 193 x 79 x 127 cm and a storage capacity of 1.9 m³, this large garden shed offers plenty of room for gardening tools and equipment. It helps keep your yard neat and organized. Furthermore, this multifunctional outdoor storage shed can be used as a tool room, a utility room, a garbage room, or even as a cozy pet house.
DOUBLE DOORS & OPENABLE ROOF: The metal garden shed comes with double doors that are fitted with a lockable metal latch. This provides an extra layer of security for your stored items while also offering convenient access. Moreover, the roof can be opened and closed safely and smoothly with the help of retractable hydraulic rods.
SUPERIOR WEATHER RESISTANCE: This metal outdoor storage shed is crafted from heavy-duty galvanized color-coated steel panel which are not only rustproof but also highly resistant to deformation. Additionally, the pitched roof with a groove design can effectively prevents water from accumulating and pooling on the roof.
ROBUST & STABLE STRUCTURE: The outdoor tool storage house can be securely anchored to either a concrete base (a fixation kit is included) or a wooden base (the fixation kit is not provided). This enhances the overall stability and wind resistance of the shed.
EFFORTLESS INSTALLATION: In contrast to the traditional screw fixation structures used in the past, this garden shed features convenient snap on structures, making the installation process much easier than before. For safety reasons, it is recommended to wear gloves and safety glasses during the assembly process.

Large, waterproof, easy-care storage.
Multipurpose with convenient features.
Durable and simple maintenance.

Main Highlights

HUGE STORAGE SPACE - The CASARIA garden box made of easy-care and very robust polyrattan weave offers 625L of storage space, enough space for cushions, pillows and other accessories. With dimensions of 150x77x73cm, even large lounger cushions fit easily into the box.

Warmiehomy 600L Metal Garden Storage Box with Padlock, Lockable Outdoor Storage Box Waterproof, Extra Large Garden Boxes for Tools, Cushion, 156x61x74.5cm, Grey

Why We Love It

Secure with password lock.
Ample 600L storage capacity.
Durable and weather resistant.

Main Highlights

【With Password Lock】This lockable garden box is equipped with a password lock which initial password is "000", prevent your items from being stolen, effectively protect your private property security.
【Large Storage Space】Metal garden storage box has a huge 600L of storage space to meet your different storage needs, you can use it for outdoor storage of gardening tools, garden cushions, and indoor storage of pillows, toys, etc.
【Durable】Extra large garden storage box is made of premium sturdy galvanised steel, which is fade-resistant, rust-proof and waterproof, hydraulic rod structure for better opening and closing, enhancing service life.
【Brief Specification】The dimension of garden storage boxes outdoor waterproof is 156 x 61 x 74.5 cm, with a password lock for your items safe, and equipped with a corner protection cap to prevent scratches during use.
【Easy to Assemble】Metal garden box is easy to assemble, package include a pair of gloves and necessary part, it takes about 2-3 houers to assemble. If you have any question during installation, please contact us directly, we will reply you as soon as possible.

Ideal for garden accessory storage.
Lockable and weather-resistant design.
Provides extra stability and ventilation.

Main Highlights

IDEAL STORAGE - This convenient and sturdy storage chest is made of metal and comes with a gas pressure spring. The box is the ideal storage solution for your garden accessories or your paddings and cushions.
OUTDOOR USE - The cushion box made of rust-free, powder coated, galvanised sheet steel is waterproof and durable. Bottom strengthened with 5 struts and weather-resistant.
EXTRA STABILITY - The 5cm high feet promises a safe stand and a good ventilation. For additional reinforcement of the box, the base plate is provided with 5 struts.
LOCKABLE - The storage chest with a high-quality safety lock is lockable and delivered including 2 keys. The reinforced base plate ensure additional stability and protection.
TECH SPECS - Material: Power coated, galvanised sheet steel | Outer dimensions (LxWxH): 120x62x63 cm / 47.2x24.4x24.8 in | Inner dimensions (LxWxH)): 114x56x62cm / 44.9x22x24.4 in | Colours: Antracite

DKIEI Metal Garden Storage Box, 360L Waterproof Outdoor Storage Container Furniture Deck Box Outdoor Storage Bench with Lockable Lid for Patio Cushions Tools and Pool Toys, Grey

Why We Love It

Durable, UV-resistant, and weatherproof.
Lockable lid with padlock.
Doubles as bench seating.

Main Highlights

❥Durable Material: Our garden storage box is made of sturdy galvanised steel, which is durable for years of use. Size in 120x61x63cm, grey color board; Package weight 20kg.
❥Superior Features: The outdoor storage container is UV-resistant, weatherproof and with bottom plate pillar design, it will keep your toys and cushions clean and dry from mold or mildew.
❥Lockable Lid: Furniture Deck Box is lockable with padlock (included), which can protect your belongings from theft and offer greater privacy.
❥Large Storage: DKIEI outdoor storage box provides large storage capacity for item organization of patio furniture cushions, outdoor toys, sporting equipment, pool accessories and beach towels etc. And it can also use as a bench seating, where you can enjoy the sun, read and relax.
❥Responsible after-sales: Waterproof garden storage box needs to be assembled, we are equipped with detailed instructions and have a professional after-sales team, please feel free to contact us if you have any questions.

YITAHOME Garden Storage Box Waterproof, Heavy Duty 460L Large Resin Deck Boxes, Weather Resistant Durable Garden Storage Box, Outdoor Cushions, Lockable, Outdoor Storage Containers,Black

30% OffFree Shipping

Why We Love It

Ample storage with lockable lid.
Soft close and easy lift.
Weather-resistant and highly durable.

Main Highlights

IDEAL OUTDOOR STORAGE- Our deck box has a storage capacity of 120 gallons / 460 litres and total dimensions of 141 x 68 x 60 cm (L x W x H), lockable lid
HYDRAULIC PISTONS- Easy lift and soft close mechanism pulls the top completely open and shut slowly with minimal effort - easy to use and no smashed fingers
HIGHLY DURABLE- Structured with all weather-resistant resin that prevents fading and rusting;Added Iron rods for deck box's extra support and strength
VERSATILE STORAGE- Perfect to store outdoor cushions, pool supplies, and gardening tools.Stylish design easily matches your other patio furniture
EXTRA SEATING- Provides extra comfortable bench seating with a weight capacity of 300 kg. Also can be used as a patio table or a stool

8.7

Excellent

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We scanned 1022 products

We reviewed these offers relevant to the Metal Garden Storage Box Large Lockable within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Olsen & Smith, Monster Shop, TANGZON, CASARIA, Warmiehomy, Gardebruk, DKIEI, YITAHOME, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Metal Garden Storage Box Large Lockable in the market, we considered we took a deep dive into 5111 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Olsen & Smith 1000L Large Garden Metal Storage Box Lockable Gas Lift 185x82x79cm Weather-Resistant Anthracite. We love many things about this product by Olsen & Smith. What sets it apart from the competition is Weatherproof and durable construction, Easy to assemble, Lockable for security.
The best value product for most shoppers and where user satisfaction is continuously the highest is Large Storage Feed Bins 64L Galvanised Metal Waterproof Heavy Duty Rodent Proof Outdoor Farm Garden Animal Pet Stables Lockable Container With Lid One Compartment | FREE Secure Pad Lock… by Monster Shop based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Metal Garden Storage Box Large Lockable and the best cost-to-value ratio is YITAHOME Garden Storage Box Waterproof, Heavy Duty 460L Large Resin Deck Boxes, Weather Resistant Durable Garden Storage Box, Outdoor Cushions, Lockable, Outdoor Storage Containers,Blackat YITAHOME with a 30% discount.
Our list of the best Metal Garden Storage Box Large Lockable is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Metal Garden Storage Box Large Lockable in The UK

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We concluded that: