Best Waterproof Outdoor Storage Box Reviews for 2020

Finding the right storage units can be tricky, they have to be large enough to keep your belongings in and also sturdy to hold the weight of them too. Many people search for indoor self storage near me online if they are after indoor storage, and there are many different styles of these. Outdoor units are different, they need to be weather proof and durable to keep your outdoor equipment safe. For this reason, many homeowners will choose to use All American Steel Prefab Sheds or similar outdoor storage structures for extra storage space. As summer starts to set in, it is natural that you want to spend more time out on your patio. However, if you have a cluttered patio, spending time outside can be frustrating.

Fortunately, there are some great waterproof outdoor storage boxes available to organize your patio space. Take a look at our review and see which of these outdoor storage boxes will make your outdoor space more inviting.


Best Overall Waterproof Outdoor Storage – Keter Rockwood Plastic Deck Storage Container Box

The Keter Rockwood Plastic Deck Storage Container Box optimizes your patio space in a contemporary and stylish way. Aside from its impressive 150-gallon capacity, this storage box is weather-proof and extremely durable against wear and tear. Not to mention, it has a multi-use design that allows it to seamlessly blend into your patio as a stylish bench. (View On Amazon)

Best Waterproof Outdoor Storage Reviews

 Product's nameCapacityDimensionsMore information
[amazon fields="B01HDPY7RG" value="thumb"][amazon fields="B01HDPY7RG" value="title" title_length="50"]150 gallons61 x 28.5 x 25. 3 inches
Best Overall
[amazon fields="B01HDPY7RG" value="button"]
[amazon fields="B00NZ6AHTU" value="thumb"][amazon fields="B00NZ6AHTU" value="title" title_length="50"]150 gallons61 x 28.5 x 25. 3 inches[amazon fields="B00NZ6AHTU" value="button"]
[amazon fields="B01JJJ1R7W" value="thumb"][amazon fields="B01JJJ1R7W" value="title" title_length="50"]37 gallons27.4 x 27.4 x 17.1 inches[amazon fields="B01JJJ1R7W" value="button"]
[amazon fields="B0044V3UFS" value="thumb"][amazon fields="B0044V3UFS" value="title" title_length="50"]22 gallons17.5 x 22.5 x 22.5 inches
Higher End
[amazon fields="B0044V3UFS" value="button"]
[amazon fields="B0044V3USU" value="thumb"][amazon fields="B0044V3USU" value="title" title_length="50"]99 gallons50 x 25.5 x 25.5 inches
[amazon fields="B0044V3USU" value="button"]
[amazon fields="B000CFOW3O" value="thumb"][amazon fields="B000CFOW3O" value="title" title_length="50"]90 gallons24 x 42 x 24 inches[amazon fields="B000CFOW3O" value="button"]
[amazon fields="B0030GG2GC" value="thumb"][amazon fields="B0030GG2GC" value="title" title_length="50"]80 gallon39 x 26 x 24 inches[amazon fields="B0030GG2GC" value="button"]

Top Outdoor Storage

1. Keter Rockwood Plastic Deck Storage Container Box

The Keter Rockwood Plastic Deck Storage Container is one of the most stylish and sizeable options on our list. With a 150-gallon capacity, you can keep all your outdoor essentials in this storage box.

The inside of the container is perfectly designed to keep all of your outdoor gear dry and well-ventilated. For easy access, it is built with hydraulic automatic opening mechanism.

In addition to its extra-large capacity, this storage container is extremely durable. The entire storage container is weather-proof. Most importantly, it is covered in a UV-protected resin, which prevents the container from bleaching in the sunlight.

Another great aspect of this Keter storage container is that it has a thoughtful, contemporary design that can fit into any patio. Moreover, it is designed with a flat top so it can double as a bench for two people.

This storage container not only optimizes your patio space, but it also blends effortlessly into your decor.

Pros & Cons


  • It is easy to assemble and fits seamlessly into any patio design.
  • The hydraulic hinges make sure the lid stays open and does not slam shut on you.
  • It has a double use.
  • Weather-proof and keeps everything inside it dry.


  • Some users found that the box was not animal-proof or chew-proof.
  • Other users found that the hinges were not water-proof and rusted easily.

2. Suncast SSW1200 Deck Box

Much like the Keter Rockwood box, this Suncast Deck Box is a two-in-one deal. The Suncast SSW1200 is an attractive brown wicker box that provides 22 gallons of space and a flat top that doubles as a seat.

If you have a small patio, this is the perfect storage box for you. Its small and compact size means it can fit well in many areas without looking out of place. However, do not be fooled by its small size. While it is small, it is definitely strong. It is specially designed to withstand abuse from the weather and prolonged sun exposure.

For even more versatility, you can even use this storage box inside your house. You can use it the living room to store your children’s toys, or even use it as a spare side table in your bedroom.

Pros & Cons


  • It can be used indoors and outdoors.
  • It has a sleek, stylish and compact design.
  • It can be used as storage and as a seat.
  • It is easy to build.
  • It is weatherproof.


  • It has a fairly limited capacity.
  • Some users said the lid does not shut properly.
  • Some users also said that it does not stand up to animals.

3. Suncast 99 Gallon Resin Wicker Patio Storage Box

Another great deck storage option from Suncast is this Suncast 99-gallon Resin Wicker Patio Storage Box. With its large capacity, you have an easy and efficient organization option in a chic, modern design.

This storage box has a water-resistant poly resin construction that is long-lasting and resists fading and rusting. So, you know that no matter what the elements bring, your outdoor gear is always kept dry.

Although it does not double as functional patio furniture, this storage box does have a special lid design. Not only does it have hinges for easy access, the lid is also slightly curved to ensure rain runs right off of it.

Moreover, it has built-in handles for easy transportation. This way, for example, you can move it closer to your grill if you want easy access to your grilling tools.

Lastly, this storage box has extremely easy assembly. No tools are needed. All the pieces simply snap together for an effortless construction.

Pros & Cons


  • It is extremely easy to assemble. All you need is a Phillips screwdriver and a safety box cutter.
  • It is stylish and sturdy.
  • It is waterproof and weather-proof.


  • Some users found that the top warps in the summer.
  • If you do not follow the assembly instructions exactly, it can be difficult.

4. Rubbermaid 2047053 Medium Deck Box

Rubbermaid has always been a major brand when it comes to household products. Fortunately, they still live up to their reputation with this outdoor storage box. This Rubbermaid Deck Box is one of the most protective and long-lasting deck boxes on our list.

It has a durable, double-wall construction that makes it resistant to leaks, dents and moisture. Anything you keep inside this deck box will be kept dry and in its best condition. Additionally, the box is made out of weather-resistant plastic. It will not rust or rot.

It is also fairly spacious and can double as a bench. Its flat top acts as a great seating area for two people. However, unlike the other multi use storage boxes on the list, this box design is quite plain. It has a nice earthy sandstone color, but it may resemble more of an ice chest than a nice piece of patio furniture or storage.

Pros & Cons:


  • It is extremely easy to assemble.
  • It has a good amount of storage space.
  • It can double as extra seating.
  • Rubbermaid is reliable brand.
  • It is extremely durable.


  • It is not the most stylish design.
  • Some users found that the lid fell off easily.
  • Some users found that the box is not tightly sealed and can allow bugs to get in.

5. Lifetime 60012 Extra Large Deck Box

The Lifetime 60012 Extra Large Deck Box can help you expand your patio space in no time. It has a rigid double wall construction with high density polyethylene construction, making this storage box one of the strongest boxes on our list.

Additionally, it has impressive capacity. Lifetime was not joking when they put the words “extra large” in the name. Although this particular product is 80 gallons, you can find the same design in 116 gallons, 130 gallons and 150 gallons. So, if you have a lot to store, Lifetime has you covered.

Another great feature of this storage box is its spring-hinge lid. It can open to greater than 90 degrees and stay propped open without slamming shut. This way you can pack up the box without having to hold the top open for yourself.

For even more ease, it is easy to build. You just need some time and a screwdriver, and you will have a spacious and supremely functional storage box in no time.

Pros & Cons


  • It is well-protected against the elements and water leakage.
  • It has a spring-hinge lid that allows for easy access.
  • It has great capacity.


  • It does not have the most stylish design.
  • Some users had difficulty with assembly.
  • Some users found that the lid warped in the sun.


If you are looking for ways to declutter your patio that do not require expensive yard work, a storage box is exactly what you need. There are several companies such as Godwins ( and similar others who can either customize options for you or offer a variety of choices for you to choose from. These boxes are extremely durable products that can store all your outdoor necessities and potentially become a new part of your patio furniture.

There are many storage box brands out there to choose from, and we encourage you to use our list as a guide. Each of them has great advantages and come from companies with great reputations. If you have any comments or questions, please let us know!

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