Best Plastic Deck Boxes of 2026

Toby Butcher Avatar
Toby Butcher
Last Updated: 9 Feb 2026

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Plastic deck boxes are an ideal storage solution for outdoor equipment and accessories. These boxes are designed to withstand harsh weather conditions and protect their contents from moisture, dust, and pests. Made of durable plastic material, they are lightweight, easy to move, and require minimal maintenance. They come in different sizes and designs, allowing customers to choose the one that suits their needs and style preferences. With their practicality and affordability, plastic deck boxes are a great addition to any garden or patio.

At a Glance: Our Top Picks

Olsen & Smith 126L Outdoor Storage Box Cover #TOP 1
Olsen & Smith 126L Outdoor Storage Box
ftb score rating icon 9.9
Garden Store Direct 190L Outdoor Storage Box Cover #TOP 2
Garden Store Direct 190L Outdoor Storage Box
ftb score rating icon 9.8
Charles Bentley 490L Outdoor Storage Box Cover #TOP 3
Charles Bentley 490L Outdoor Storage Box
ftb score rating icon 9.6

Top 8 Plastic Deck Boxes

#TOP 1

Olsen & Smith 126L Outdoor Storage Box

STORAGE BOX
Black
126L
Olsen & Smith 126L Outdoor Storage Box Cover
Olsen & Smith Lockable Outdoor Garden Plastic Storage Box Container Chest Lawn Balcony Furniture, Weather Resistant, Wood Panel Effect (126L)

The Olsen & Smith Storage Box is designed for outdoor use, helping you keep your garden tidy. It provides a secure space for storing tools, toys, and cushions, ensuring your items are protected from the weather. With its robust polypropylene construction, you can comfortably seat two people on top. The vacuum-moulded handles allow for easy relocation, making it convenient to position the box wherever needed. Plus, the lockable feature adds an extra layer of security, keeping your belongings safe.

What We Like
Weatherproof and durable
Large 126L capacity
Easy to move
Lockable for security
Simple assembly
#TOP 2

Garden Store Direct 190L Outdoor Storage Box

GSD Storage
All Grey
190 L
Garden Store Direct 190L Outdoor Storage Box Cover
Garden Store Direct 190L Outdoor Plastic Garden Furniture Storage Box With Strapped Lid, 96 x 45 x 49cm - Grey

The Garden Store Direct Storage Box is a versatile solution for your storage needs. With built-in side handles, you can easily relocate it wherever you need, making it convenient for both indoor and outdoor use. The locking mechanism ensures that your items remain safe and secure. Its weightless, easy-to-open strapped lid design allows for quick access to your garden tools and furniture cushions. Made from strong and durable materials, this storage box is suitable for various purposes, providing you with reliability and peace of mind.

What We Like
Easy to relocate
Secure locking mechanism
Lightweight lid design
Strong and durable
#TOP 3

Charles Bentley 490L Outdoor Storage Box

GLPLSTORE490LGY
Grey, Black
490L
Charles Bentley 490L Outdoor Storage Box Cover
CHARLES BENTLEY, 490L, Outdoor, Garden, Plastic, Storage Box, Grey Body, Black Lid, Moulded Handles, Padlock Hasp, Sliding Lifts, PP Vacuum, Indoor, Outdoor, Steel, Storage Chest (146.4x64.4x61cm)

The Charles Bentley Storage Box is perfect for keeping your belongings safe from the rain and harsh weather. With a generous 490-litre capacity, it accommodates tools, cushions, and garden toys effortlessly. The moulded handles on either side make lifting and manoeuvring the box easy, even when it's full. Constructed from durable PP, this box offers excellent weatherproofing, ensuring your items remain protected in various outdoor environments.

What We Like
Large storage capacity
Weatherproof design
Easy to lift and move
Durable construction

VonHaus 270L Weatherproof Garden Storage Box

Grey
270L
VonHaus 270L Weatherproof Garden Storage Box Cover
VonHaus Garden Storage Box 270L – Outdoor Utility Chest Organiser – Weatherproof Plastic, Lockable Lid, Sliding Bar Hinge, Carry Handles, Portable – For Garden, Patio, Balcony, Decking – Grey, Black

The VonHaus Garden Storage Box is designed to withstand all weather conditions, ensuring your garden items remain protected. With convenient carry handles, you can easily move this box wherever you need it, whether for storage or access. The aluminium sliding bar hinges allow for smooth opening and closing, making it simple to load and unload your belongings. Plus, the lockable lid provides secure storage for your valuable items or children’s toys, keeping them safe and out of sight until needed.

What We Like
Weatherproof design
Portable with carry handles
Smooth opening and closing
Lockable for security
#TOP 5

Olsen & Smith 270L Lockable Outdoor Storage Box

STORAGE BOX
Black
270L
Olsen & Smith 270L Lockable Outdoor Storage Box Cover
Olsen & Smith 270L Outdoor Storage Box with Padlock – Durable Sit-On Garden Chest, Weatherproof Plastic Shed Seat, Lockable Wood Effect Design for Patio, Deck, and Garage (Black)

The Olsen & Smith Storage Box is designed to keep your garden organised by safely storing tools, toys, cushions, and more. Made from strong, weatherproof polypropylene, it protects your belongings from the elements and can comfortably seat one adult, adding extra utility to your outdoor space. The box features easy-to-use plastic hinges for smooth opening and closing, making access simple. With vacuum-moulded handles, you can effortlessly move it to your preferred spot, whether on the patio, deck, or garage. Plus, it includes a secure padlock for peace of mind when storing valuable items.

What We Like
Weatherproof and durable
Supports adult seating
Lockable with padlock included
Easy to move with handles
Smooth opening with plastic hinges
#TOP 6

Duramax Cedargrain 270 Litre Garden Storage Box

0638801860044
Warm Taupe
270 L
Duramax Cedargrain 270 Litre Garden Storage Box Cover
Duramax Cedargrain Durabox 270 Litre/ 71 Gallons plastic storage box, Outdoor Deck Garden Furniture Organizer, Lockable Lid, Plastic Cushion Box with Wheels and Handles, Patio Box, Warm Taupe

The Duramax Cedargrain Storage Box is an excellent solution for your outdoor storage needs. You can store garden tools, heavy equipment, and even lounger cushions with ease. With wheels on one side and a side handling grip, you will find it simple to move around, even when loaded. The lockable lid ensures your items are secure, and it can hold up to 200 kg, making it ideal for large patio and garden accessories. This stylish and practical storage box truly meets your demands for organisation and convenience.

What We Like
Durable UV resistant material
Lockable for security
Easy to move with wheels
Spacious 270 litre capacity
Stylish design for outdoor use
#TOP 7

Christow 190L Waterproof Garden Storage Box

A-582025-EU
Black & Grey
Christow 190L Waterproof Garden Storage Box Cover
CHRISTOW Waterproof Garden Storage Box With Lockable Lid, Plastic Wood Effect Outdoor Storage Box, Aluminium Hinges, 190L

The Christow Storage Box is a versatile 190-litre storage solution for both indoor and outdoor use. Its weather-resistant design ensures that your outdoor essentials, such as cushions and tools, remain dry and protected from dampness. The reinforced lid with aluminium sliding lifts adds durability, allowing you to securely padlock the box for added safety. With an attractive wood grain effect and easy-grip handles, this storage box not only looks good in your garden but also makes it easy for you to move it around as needed.

What We Like
Spacious 190-litre capacity
Weather-resistant material
Durable aluminium hinges
Stylish wood grain finish
Easy to move
#TOP 8

URBNLIVING Large Waterproof Garden Storage Box

Black
H80 x W155 x L66 cm
URBNLIVING Large Waterproof Garden Storage Box Cover
URBNLIVING Large Black 750L Plastic Garden Storage Box Outdoor Utility Chest Waterproof Unit Deck Cabinet

The URBNLIVING Garden Storage Box boasts an impressive capacity of 750 litres, making it ideal for storing a variety of outdoor items. Constructed from heavy-duty, weatherproof plastic, it ensures that your belongings remain protected against the elements. The sleek black colour adds a touch of elegance to your garden or patio. Additionally, the box features two lockable hinged lids, providing you with peace of mind and easy access to your stored items whenever you need them.

What We Like
Large 750-litre capacity
Weatherproof plastic material
Stylish black design
Two lockable hinged lids
Buying Guide Image
Editor's Notes

During our plastic deck boxes research, we found 243 plastic deck boxes products and shortlisted 8 quality products. We collected and analyzed 22,974 customer reviews through our big data system to write the plastic deck boxes list. We found that most customers choose plastic deck boxes with an average price of £100.28.

The plastic deck boxes are available for purchase. We have researched hundreds of brands and picked the top brands of plastic deck boxes, including Olsen & Smith, Garden Store Direct, CHARLES BENTLEY, VonHaus, Duramax.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.