10 bestWaterproof Deck Boxesof July 2025
112M consumers helped this year.
10% off
1
EAST OAK Deck Box, 31 Gallon Indoor and Outdoor Storage Box with Padlock for Patio Cushions, Pool Accessories, Toys, Gardening Tools, Sports Equipment, Waterproof and UV Resistant Resin, Grey
EAST OAK
9.8
2
VEVOR Deck Box, 100 Gallon Outdoor Storage Box, 48.0" x 21.5" x 24.5", Waterproof PP Deckbox with Aluminum Alloy Padlock, for Patio Furniture, Pool Toys, Garden Tools, Outdoor Cushions, Gray
VEVOR
9.6
3
LIFETIME 116 Gallon Outdoor Storage Box, Brown Lid
Lifetime
9.4
4
Keter 243531 Marvel Plus 71 Gallon Resin All Weather Deck Box, Grey
Keter
9.1
5
GUNJI 100 Gallon Deck Box with Cushion, Outdoor Resin Large Storage Box Lockable Waterproof & UV Resistant Storage Bench for Patio Furniture, Garden Tools, Pool Supplies (Black)
GUNJI
8.9
Other
Suncast DBW7300 Mocha Wicker Resin Deck Box, 73-Gallon
RUN.SE Outdoor Waterproof Storage Box, 150 Gallon, Waterproof PE Tarpaulin Deck Box w/Galvanized Metal Frame, All-Weather Protection & Portable, for Porch, Garden, Poolside, and Yard (Black & Grey)
Rubbermaid Deck Box with Seat, Extra Large, 120 Gal., 16 cu. ft., Olive Steel (FG5E3900OLVSS)
Lifetime Modern Deck Box, 136 Gallon
11% off
6
Suncast Small SS601ST 22 Gallon Resin Deck Storage Box with Seat, Stoney
Suncast
8.6
7
Keter Denali 30 Gallon Resin Deck Box for Patio Furniture, Pool Accessories, and Storage for Outdoor Toys, Grey/Black
Keter
8.3
8
Keter Westwood 570L Storage Box, All-Weather Resin Deck Box and Stylish Outdoor Bench with Piston-Assisted Lockable Lid and Side Handles, Dark Grey
Keter
8.0
9
Keter Springwood Plastic Deck Storage Container Box Outdoor Patio Garden Furniture 80 Gal, Brown
Keter
7.7
10
Suncast 50 Gallon Plastic Deck Box with Molded Lockable Feature for Home, Gray
Suncast
7.4
A Guide to Selecting the Best Waterproof Deck Boxes
When choosing a waterproof deck box, it's important to focus on how and where you'll use it. Deck boxes are designed to store outdoor items like cushions, gardening tools, pool supplies, or toys, and their main job is to keep your belongings safe from rain, sun, and other weather conditions. To find the best fit, think about what you need to store, how much space you have, and how often you'll access the contents. A good deck box should be durable, easy to use, and truly waterproof to protect your items year-round.
Capacity (Storage Volume)
Capacity refers to how much the deck box can hold, usually measured in gallons or liters. This is important because you want a box that fits all your items without being too big or too small for your space. Small boxes (under 50 gallons) are good for storing small tools or pool toys, medium boxes (50-100 gallons) can hold several cushions or garden supplies, and large boxes (over 100 gallons) are best for bulky items or lots of storage. To pick the right size, make a list of what you want to store and measure the space where you plan to put the box.
Material
The material of a deck box affects its durability, appearance, and how well it keeps water out. Common materials include plastic/resin, wood, and metal. Plastic or resin boxes are lightweight, weather-resistant, and low-maintenance, making them a popular choice for most users. Wood looks attractive and can blend with outdoor furniture, but it may need more care to stay waterproof. Metal is strong but can rust if not treated properly. Choose a material that matches your climate, maintenance preference, and style.
Waterproofing and Weather Resistance
Waterproofing is what keeps your items dry inside the box, even during heavy rain. Look for features like tight-sealing lids, overlapping edges, and weather-resistant materials. Some boxes are only water-resistant, meaning they can handle light rain but may leak in storms. True waterproof boxes have seals or gaskets to block water completely. If you live in a rainy area or plan to store sensitive items, prioritize a box with strong waterproofing features.
Lockability and Security
Lockability means the box can be secured with a padlock or built-in lock, which is important if you want to protect valuable items or keep children out. Some boxes have a latch for a lock, while others may not offer this feature. If security is a concern, look for a box with a sturdy locking mechanism. If you only need basic storage, this may not be as important.
Ease of Access and Opening Mechanism
How easily you can open and close the box matters, especially if you'll use it often. Some boxes have hydraulic hinges or assisted lids that make opening smooth and safe, while others have simple lift-off lids. If you plan to access the box frequently or have heavy items, a box with an easy-open lid is helpful. For occasional use, a basic lid may be enough.
UV Protection
UV protection helps prevent the box from fading, cracking, or becoming brittle in the sun. This is especially important if your deck box will be in direct sunlight for long periods. Boxes with UV-resistant materials will last longer and keep their appearance. If your box will be in a shaded area, this feature is less critical.
Portability and Weight
Portability refers to how easy it is to move the box around. Some deck boxes have built-in handles or wheels, making them easier to relocate. Lightweight boxes are easier to move but may be less sturdy. If you plan to move your box often, look for one with handles or wheels. If it will stay in one place, weight and portability are less important.
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