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Metal Buildings for Sale in Illinois

Millennium Buildings has been providing high-quality metal buildings for sale in Illinois since 2017. Whether you live in the city or out on a ranch, you can protect all your investments with a metal building. Choose from carports, barns, triples, and more with Millennium Buildings. 

Recommended Products for Illinois


Create covered pavilions and patio canopies to provide a much-needed break from fierce sun during summer days.


Give pets and farm animals shade in the heat of the summer and protect them from the elements with covered, partially-enclosed, or fully-enclosed barns.


Avoid damaging UV rays and harsh weather with garages built to fit multiple vehicles, from cars and trucks to small boats and ATVs.


Erect solid, durable structures for multi-purpose use, including emergency hurricane and tornado shelters.


Store larger vehicles and oversized equipment with these units that come certified to stand through high winds and include a welded truss system to ensure maximum stability.


Color Planner

Having trouble visualizing your building project? Use our color picker to check out roof, wall, and trim color options from up to 16 choices. learn more

Buying Guides

New to the many options metal carports offer? Use our Buying and Installation Guide – available for Metal Workshops, Metal Garages, Metal Carports-RV Carports, and Metal Barns – to learn more about what you need to consider prior to your carport purchase. Topics include: color choices, steel gauge framing levels, size options, roof styles, installation and site prep, certification considerations, FAQs, and much more.learn more

Building Visualizer

Don’t just dream it – see it before you buy with our Building Visualizer, available for all of our primary products: Commercials, Triples, Barns, Garages, and Carports. With our Building Visualizer, you can view basic components or all components available for each type of metal building. See a digital top view, front view, and side view of your potential structure, and click on elements to learn more. learn more

Service Areas

Millennium Buildings operates across Illinois, including in the following cities:

Chicago | Belleville | Peoria | Rockford | Bloomington | Columbia | Mount Vernon | Jacksonville | Joilet | Roscoe | Schaumburg | And more

Check with your local government to see if any additional building permits are needed.


Why Choose Millennium

Local Know-how

Our sales teams are well-versed in Illinois’s local and state building requirements to help guide you along the way.


Our team of metal building and design experts will work with you to plan the best structure for your needs at a budget that won’t break the bank.

Quality Guarantee

At Millennium Buildings, we use only the highest quality of materials. All of our buildings come with a up to 1 year workmanship satisfaction based on your location, We also offer a Limited 10-25 year Warranty (Location Specific).

Financing & Delivery Options

We offer best-in-class delivery options starting at just two weeks and financing options, including rent-to-own.


We are veteran-owned and proud to give back to those who have served. We offer all current military and veterans a military discount.

Buy Metal Carports in Chicago, IL

If you’re looking to protect your cars, RVs, ATVs, and other property, you should consider one of Millennium Building’s metal carports in Chicago. Looking for something a little larger to keep livestock in? We also offer metal barns! 

Buying a metal carport is a big decision— so feel great with your choice, choose Millennium Buildings! 

Customizable Metal Buildings, Chicago, IL

Do you have a vision in mind for your metal building? Do you want something more customized to your needs? You don’t have to settle, you can design your own metal building! We sell customizable metal buildings in Chicago and you can create it with our 3D design tool!

Customization options include:

  • Roof style- regular, a-frame, and vertical options available.
  • Color- match your house or stand out! 
  • Doors- from walk-in doors to roll-up garage doors, you’ll find the door you need. 
  • Windows- choose the size and number of windows.

For more information on what you can customize, check out the 3D design tool or call our team at 1-866-216-8499.

Rent-To-Own Metal Buildings in Chicago

Millennium Buildings offers a rent-to-own program that can make upgrading your property easier and faster! You can select from our wide-range of top-tier metal buildings and the flexible terms that meet your budget.

The process is easy:

  • Select your building
  • Contact our sales team
  • Apply with us
  • Receive instant approval
  • Place your order
  • Make a down payment

You can find more information about our rent-to-own program

Design Your Dream Building!

Imagine your ideal event space brought to life through a steel building construction project

Design IT

Imagine your ideal event space brought to life through a steel building construction project

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