Commercial Self Storage Custom Containers

Launch Your Self-Storage Venture with 40' Side-Door Containers

June 4, 2025
40-foot side-door shipping containers for self-storage

Looking to enter the booming self-storage market without the hefty investment of traditional construction? Our innovative approach leverages the durability and flexibility of 40' side-door shipping containers, allowing you to create a secure, efficient, and cost-effective starter self-storage site.

The Advantage of Side-Door 40' Containers

Opting for 40' containers equipped with side-door access offers unparalleled flexibility and ease for your customers. Unlike standard end-door containers, these units provide 4 sets of cargo doors down the side, allowing for the installation of partitions to create sectioned storage spaces that are easily accessible. This design enhances usability and efficiency, providing a superior storage experience.

Create Four 10' High-Security Storage Units from One Container

A single 40' side-door container can be expertly modified to yield four individual 10' high-security storage units. This transformation involves installing internal partitions to separate out the space and allow for individual access via the installed cargo doors. Each 10' unit can be outfitted with robust security features, including:

  • Lockboxes and Reinforced Doors: For enhanced protection against unauthorized access.
  • Heavy-Duty Locks: Providing a strong deterrent to theft.
  • Ventilation Systems: Crucial for preventing condensation and maintaining a stable environment, protecting stored goods from moisture.
  • Pest Sealing: Ensuring a secure, vermin-free storage space.

While modifications can sometimes impact the container's original watertight integrity, proper installation techniques, such as drip ledges above doors and thorough sealing, ensure your units remain protected from the elements.

Establish Your Starter Self-Storage Site

Setting up a self-storage facility with shipping containers is a streamlined and often more economical alternative to traditional building. Key considerations for your starter site include:

  • Site Preparation: Ensure your chosen land is flat and leveled to provide a stable foundation for the containers. This also aids in proper ventilation and moisture drainage underneath the units.
  • Permits and Zoning: Thoroughly research local municipality zoning regulations and obtain all necessary permits before beginning. Compliance is crucial, as some areas may have restrictions on container-based structures.
  • Overall Site Security: Beyond individual unit security, consider a comprehensive security plan for your entire facility. This can include a robust security fence, well-placed CCTV cameras, and adequate lighting to deter unauthorized entry and enhance safety. By strategically planning and utilizing side-door 40' shipping containers, you can efficiently launch a secure and profitable self-storage business, offering convenient and accessible storage solutions to your community.

Are you ready to get started in the self storage business?

Visit our Container Sales page to request a quote on 40 foot open side (OS) units and we will provide you with a quote to get you in business ASAP. If you need more information or advice from our container experts, reach out to us directly and we'll help you jump-start your project today.