20ft Shipping Containers for Sale: Everything You Need to Know Before Buying (2026)

A 20ft shipping container is one of the most popular storage solutions available today. Its balance of size, durability, and versatility makes it an excellent choice for homeowners, businesses, construction companies, farms, and industrial facilities. Whether you need secure storage, a mobile workspace, or a foundation for a container conversion project, a 20ft container offers dependable performance for years to come.

If you’re looking for a durable storage solution, browse our 20ft Shipping Containers to explore available models. You can also compare all available sizes in our Shipping Containers collection to find the option that best suits your project.

What Is a 20ft Shipping Container?

A 20ft shipping container is a standard ISO steel container built to transport cargo safely around the world. Manufactured from corrosion-resistant corten steel, these containers are designed to withstand harsh weather, heavy use, and long-distance transportation.

Today, they are widely used for much more than shipping. Businesses and homeowners use them for storage, workshops, offices, inventory management, equipment protection, and conversion projects.

Customers who need a smaller storage solution often compare 20ft Shipping Containers with 10ft Shipping Containers, while larger commercial operations frequently choose 40ft Shipping Containers for additional storage capacity.

Standard Dimensions of a 20ft Shipping Container

A standard 20ft shipping container generally includes:

• Exterior Length: 20 feet
• Exterior Width: 8 feet
• Exterior Height: 8 feet 6 inches
• Interior Length: Approximately 19 feet 4 inches
• Interior Width: Approximately 7 feet 8 inches
• Interior Height: Approximately 7 feet 10 inches

These dimensions provide ample room for storing furniture, appliances, business inventory, construction materials, tools, and equipment.

Benefits of a 20ft Shipping Container

Excellent Storage Capacity

A 20ft container provides significantly more storage than a 10ft model while remaining compact enough for many residential and commercial properties.

Built for Strength

Constructed from heavy-duty corten steel, these containers resist corrosion, impact, and harsh weather conditions, making them a dependable long-term storage solution.

Enhanced Security

Steel doors and secure locking systems help protect valuable equipment, inventory, and personal belongings from theft and unauthorized access.

Cost-Effective

Compared to constructing a permanent storage building, a shipping container offers a practical and affordable alternative with minimal maintenance requirements.

Versatile Applications

Whether you need secure storage, a mobile office, a workshop, or a conversion project, a 20ft container adapts to a wide variety of residential and commercial uses.

Common Uses for 20ft Shipping Containers

One of the biggest advantages of a 20ft shipping container is its flexibility.

Popular applications include:

• Residential storage
• Construction site storage
• Farm equipment storage
• Business inventory
• Retail stock storage
• Workshop space
• Emergency storage
• Moving household goods
• Equipment storage
• Container conversion projects

If your project requires additional interior height, consider our High Cube Containers. Businesses storing temperature-sensitive goods should also explore our Refrigerated Containers.

New vs. Used 20ft Shipping Containers

Choosing between a new and used container depends on your budget and intended use.

A new container offers a clean appearance, excellent structural condition, and a longer service life, making it ideal for commercial properties and visible locations.

For buyers looking to save money without sacrificing durability, our Used Shipping Containers provide outstanding value and dependable performance.

Delivery and Installation

Before ordering your container, ensure there is enough space for the delivery truck to access your property safely. A level foundation made of concrete, gravel, or compacted soil helps improve stability and prolong the container’s lifespan.

If you expect your storage needs to increase over time, you may eventually upgrade from 20ft Shipping Containers to 40ft Shipping Containers for additional capacity.

Maintenance Tips

Proper maintenance helps maximize the lifespan of your shipping container.

Recommended maintenance includes:

• Inspecting the roof regularly for standing water.
• Cleaning dirt and debris from the exterior.
• Lubricating door hinges and locking mechanisms.
• Repairing scratches to prevent rust.
• Keeping vents clear for proper airflow.

With routine care, a shipping container can provide decades of reliable service.

Frequently Asked Questions

How much can a 20ft shipping container hold?

A standard 20ft shipping container provides ample space for household furniture, business inventory, construction materials, tools, equipment, and many other storage needs.

Is a 20ft shipping container weatherproof?

Yes. Properly maintained shipping containers are designed to protect contents from rain, wind, and harsh outdoor conditions.

Can I convert a 20ft shipping container into an office?

Absolutely. Many customers convert 20ft containers into offices, workshops, retail kiosks, studios, and even tiny homes. Browse our Container Homes & Offices for inspiration.

Should I choose a 20ft or 40ft shipping container?

If you need moderate storage and have limited installation space, a 20ft container is an excellent choice. For larger commercial operations or high-volume storage, our 40ft Shipping Containers may be a better option.

Why Buy from Universal Container Depot?

Universal Container Depot supplies premium-quality shipping containers backed by dependable customer service and nationwide delivery throughout the United States.

When you purchase from us, you’ll enjoy:

• Premium-quality new and used containers
• Multiple container sizes
• Specialty container options
• Competitive pricing
• Nationwide USA delivery
• Secure online ordering
• Professional customer support

Whether you’re purchasing your first storage container or expanding your business, our 20ft Shipping Containers provide dependable protection and long-term value.