Best Plastic Outside Storage Box Deals Online in the UK (24 Deals Found)

Last Updated - 15/09/2026 Sort By:

Best Choice
Keter

New
Keter Marvel+ 270L Garden Storage Box Graphite Wood Effect, Weatherproof
Ideal outdoor garden storage box for garden tools and equipment, garden furniture cushions, garden games and accessories

£44.99 £53.90
Keter

New
Keter Store It Out Nova Outdoor Garden Furniture Storage Shed Light Grey with Dark Grey Lid | Fade Free | All Weather Re
Ideal outdoor storage solution for garden tools and equipment, BBQ and accessories and x2 120L wheelie bins.

£145.00
26% Off

New
Plastic Storage Box 320L Dark Garden Grey Outdoor
Introducing our durable and spacious outdoor storage solution - the Neo 320L Plastic Storage Container in Dark Grey.

£47.99 £64.99
Gr8 Garden

New
Gr8 Garden 300 Litre Black Plastic Storage Box Lid Patio Shed Utility Cushion Chest Wooden Fence Panel Effect Large Truc
Large 300L Storage Capacity: This spacious plastic storage box with lid offers a generous 300 litre capacity, providing

£39.99
New
Neo 320 Litre Plastic Waterproof Outdoor Garden Plastic Storage Box Furniture
Neo 320 Litre Dark Grey Plastic Waterproof Outdoor Garden Storage Box.

£49.99
Best Value
Yaangagpe

New
Yaangagpe Large 118L Storage Box with Lid, Lockable Heavy Duty Plastic Weatherproof UV Resistant Storage with Wood Grain
Spacious 118L Capacity – Ultimate Storage Solution: This storage box offers 118L (56×43×53 cm) – a large storage box wit

£16.99 £19.99
Olsen & Smith

New
Olsen & Smith 118L Recycled Lockable Compact Garden Storage & Parcel Box
100% RECYCLED, LOCKABLE & WEATHERPROOF: This compact 118L outdoor garden storage box is moulded from 100% recycled polyp

£24.99
New
Large 750L Garden Storage Outdoor Box Plastic Utility Chest Unit Box Waterproof
Garden Box 750L [30702].

£149.99
Olsen & Smith

New
Olsen & Smith 270L Lockable Waterproof Cushion Storage Box & Bench
WATERPROOF CUSHION STORAGE BENCH – Protect garden cushions and accessories with a durable plastic outdoor storage bench

£49.99
New
Garden Storage Box Outdoor Locker – Water Resistant Plastic Cupboard
Garden Storage Box Outdoor Locker - Water Resistant Multispace Plastic Cupboard Item Description Modern, practical and s

£143.95
Keter

New
Keter Kentwood 190L Outdoor Resin Garden Storage Box, Brown | Weatherproof Wood‑Effect Panels | Stores Cushions, Garden
190L capacity, easily stores garden cushions, tools, toys and outdoor accessories, keeping your outdoor space neat and t

£42.23
VonHaus

New
VonHaus Garden Storage Box - Outdoor Utility Chest Organiser – Weatherproof Plastic, Lockable Lid, Carry Handles, Compac
WHATEVER THE WEATHER: Protect your belongings with the Vonhaus garden storage box, crafted for longevity. With a weather

£24.99
New
Large Outdoor Storage Box Garden Patio Plastic Chest Lid Container Multibox
The large capacity will help you to keep your garden area in order.

£42.06
11% Off
CHARLES BENTLEY

New
CHARLES BENTLEY Plastic Outdoor Storage Box Chest 390L, Grey, Light Grey
PROTECT YOUR ITEMS FROM THE RAIN: This plastic storage box is ideal for storing and protecting your items from harsh wea

£79.99 £89.99
New
Outdoor Plastic Storage Box Chest 390L - Weatherproof, Garden Organizer, Grey
Durable Build: Made from high-quality PP (plastic and steel) ensuring long-lasting durability and weatherproof propertie

£163.99
Olsen & Smith

New
Olsen & Smith 680L Large Recycled Outdoor Garden Storage Box & Chest
RECYCLED DURABLE MATERIALS & WEATHER RESISTANT: This large storage cabinet box is made from 100% Recycled high-quality p

£134.99
New
Large Storage Garden Lockable Storage Box XL Shed Outside Bike Bin Tool Patio
Keep your garden tidy and your bins out of sight with this spacious, weatherproof storage unit.

£189.00
New
OUTDOOR GARDEN PLASTIC STORAGE SEAT UTILITY CHEST CUSHION SHED BOX TOOLS
Keep your outdoor spaces tidy and clutter-free with this versatile storage solution.

£49.95
New
Large Outdoor Garden Storage Box Plastic Utility Chest Unit Waterproof Black UK
Even with a storage capacity of 35 gallons / 132 Litres, you can fit many backyard extras like patio mats, pillows, pool

£330.95
10% Off

New
350L Outdoor Patio Anthracite Plastic Garden Storage Box With Handles & Wheels
Capacity 350L.

£56.99 £62.99
New
Large Store Garden Lockable Storage Outdoor Box XL Shed Bike Bin Tool Waterproof
Upgrade your backyard with this premium, high-security outdoor storage unit! Perfect for garden tools, lawnmowers, bikes

£198.95
New
Charles Bentley 270L Outdoor Weatherproof Garden Plastic Storage Box Grey/Black
270L capacity.

£51.14
New
270L Garden Outdoor Waterproof Storage Box – Large Patio Cushion & Tool Chest
Add practical and stylish storage to your outdoor space with this large 270L garden storage box.

£99.19
New
Large Keter Store It Garden Lockable Storage Box XL Shed Outside Bike Bin Tool
Dual-Access Design – Opens from the top or front for easy access.

£209.00

24 Plastic Outside Storage Box deals are available from: Amazon, eBay stores, starting from £16.99.
The biggest discount we found is 26% on Plastic Storage Box 320L Dark Garden Grey Outdoor at eBay.
The lowest price we found is £16.99 while the highest is £330.95.
Prices for the best Plastic Outside Storage Box deals average at £99.47.
Last updated on September 15, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Plastic Outside Storage Box.