10 Best Waterproof Deck Boxes 2025 in the United States

The EAST OAK Outdoor Storage Box is a solid option for anyone needing a spacious and durable storage solution for outdoor items. Its generous 90-gallon capacity makes it ideal for storing patio cushions, gardening tools, and pool supplies. Made from high-quality resin, it boasts excellent waterproofing and UV resistance, ensuring it remains resilient against various weather conditions and won’t fade easily over time.

The robust design, reinforced with metal rods and internal supports, allows it to support up to 400 lbs, which adds to its stability and durability. This makes it not only a storage box but also a potential extra seating option in your garden or patio. A key strength is its lockable feature, providing added security for your stored items, along with a hydraulic rod that prevents accidental hand pinching, enhancing safety during use.

Assembly is straightforward and quick, taking approximately 10 minutes with the provided instructions, and the side handles make it easy to move around as needed. On the design and aesthetics front, its grey color and rectangular shape blend nicely with most outdoor decors, though some might prefer more color options. Despite its many strengths, it is slightly heavy at 20.5 pounds, which might be cumbersome for some to handle alone. The EAST OAK Outdoor Storage Box combines functionality, durability, and ease of use, making it a reliable choice for outdoor storage needs.

The Keter Outdoor Storage Deck Box is a robust choice for anyone looking to organize their outdoor space while adding a functional seating option. Crafted from durable plastic, this 150-gallon box not only resists various weather conditions but also mimics the look of rattan or wicker, making it visually appealing for patios. One of its standout features is the hydraulic piston mechanism, which allows for easy lifting and a softly closing lid—great for preventing accidental slams when your hands are full.

Its large capacity and impressive weight limit of 660 pounds mean it can store a variety of items, including patio cushions, tools, and pool accessories, while still functioning as a bench for additional seating. This versatility makes it particularly beneficial for those with limited outdoor space.

Security is addressed with a lockable lid, ensuring your items are safe, though it lacks a provided lock, so you'll need to purchase that separately. The box is also designed to be impact and scratch-resistant, adding to its longevity. While it is water-resistant, it's not fully waterproof, which might be a concern for those looking to store items that need maximum protection from moisture. The assembly process is relatively straightforward, but some users might find it slightly cumbersome.

This 120-gallon resin deck box is a solid choice for outdoor storage, especially if you want a combination of practicality and style. Made from polymer resin, it offers excellent waterproofing and UV resistance, so you don’t have to worry about rain or sun damage causing fading or warping. Its large capacity means you can store garden tools, furniture cushions, or pool accessories all in one place. The box is lockable, which adds security for your belongings.

It also doubles as extra seating, supporting up to 600 pounds, which is handy for patios or poolside areas. The floral and geometric patterns on the exterior give it an attractive look that blends well with outdoor décor. Assembly is straightforward thanks to a clip design and clear instructions, allowing one person to set it up without hassle. However, it weighs around 34 pounds, which might be a bit heavy if you need to move it frequently. Also, while it is weatherproof, being made of resin means it might not feel as sturdy as wooden or metal boxes if you want something more solid.

For those looking for a low-maintenance, lockable, and stylish outdoor storage box with ample space and waterproof protection, this product meets those needs effectively.