Industry Leader for Over 44 Years

Profit-Ready Steel Mini-Storage Building Kits

Cut lead times and construction costs with factory-direct, pre-engineered kits. Shipped nationwide and designed for rapid assembly to get your facility rent-ready in record time.

Nationwide Shipping

45+ Year Warranty

44 Years in Business

From Delivery to Profit: Streamlined Kits Designed for Maximum ROI

Welcome to Mini Storage Outlet, the exclusive national provider of Regency Steel Building pre-engineered mini storage buildings and self-storage building kits. We deliver durable, cost-efficient steel buildings designed for long-term performance.

Current Pricing Estimates:
Mini storage buildings average $10.00 per sq. ft.
RV & boat storage buildings average $12.00 per sq. ft.
Climate-controlled storage buildings average $14.00 per sq. ft.
*Contact us today for a custom building estimate tailored to your location.

Construction Cost Guide

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Quality Prefabricated Mini Storage Buildings

Welcome to Mini Storage Outlet, the exclusive national provider of Regency Steel Building pre-engineered mini storage buildings and self-storage building kits. We deliver durable, cost-efficient steel buildings designed for long-term performance.

Fully customizable floor plans
45-year warranty on paint
Meets local zoning restrictions

RV storage buildings completed and ready for RV's
green and white mini storage building with a clouding sky

Work With an Industry Expert

When it comes to mini storage building projects, expertise matters. At Mini Storage Outlet, we’re more than just a storage supplier—we’re your trusted partner in the mini storage building industry. With over 42 years of industry experience, you can be sure that our mini-storage buildings incorporate all the features needed for a successful self-storage business venture.

40+
YEARS EXP.
10k+
PROJECTS
50
STATES
mini storage buildings in Montana

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Building Sale! Slashed Prices on Self-Storage Kits!

OUR SOLUTIONS

Self Storage Building Kits

SELF-STORAGE BUILDING KITS

green and white mini storage building with a clouding sky

Outdoor, non-climate controlled storage units can be designed with custom unit and door sizes to fit the demographic in your area.

RV STORAGE BUILDING KITS

RV storage buildings completed and ready for RV's

These storage units are designed wider and taller with widths, heights, and lengths large enough to accommodate large RV’s.

BOAT / TRAILER STORAGE BUILDING KITS

camper storage

These storage units are designed with height and width clearances to accommodate your boat and trailer storage needs.

CLIMATE CONTROLLED BUILDING KITS

climate controlled mini storage facility

Our indoor storage units featuring interior hallways are equipped with insulation and climate-controlled HVAC systems.

STEEL BUILDINGS KITS

RV storage building

Our pre-engineered steel buildings are custom-designed and prefabricated, ready for easy assembly in any size or shape.

WHY CHOOSE MINI STORAGE OUTLET?

44+ Years of Experience

Our employees bring vast experience and established relationships in the self storage industry and can help you every step of the way.

Customer Support

No matter the size or scope of your project, the MSO team can provide assistance from conception to completion to ensure that you are completely satisfied with your purchase.

Competitive Pricing

Low overhead costs ensure that our customers receive the lowest possible price. Our top-of-the-line buildings are priced as much as 40 percent below comparable products.

Trusted Business

Over decades of conducting a successful, reliable business, we have developed strong vendor relationships and customer trust.

Warranty

Our storage building products are built to last and are backed by a component fitness guarantee and a 35-year paint warranty.

Site Planning

It is our goal to design your layout to make the best use of your space on your piece of property.

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