Outdoor Spiral Staircases
Build Your Spiral Now
Add an interesting focal point to your new or existing deck with an outdoor spiral staircase. Visually exciting and strong, spirals are an attractive and smart alternative to a normal staircase. And in many situations, spirals cost less too.
Enhancing your deck with an outdoor spiral staircase is easy with UglyDeck’s help. Our deck builders offer full installation and a variety of color, style, railing, and tread options. We also ship 1-piece and kit spirals coast to coast for the Do-It-Yourselfer.
Your product will be unique to your home or backyard living area, giving you a stunning custom staircase.
Benefits of a spiral deck staircase:
- Custom welded into one piece – not a kit you have to build
- Numerous options to choose from – color, style, treads
- Full installation available in select areas, or DIY: simply "tip up"
- Deck railings available to match deck spiral staircase
One-Piece Spiral Installation
Knock Down Spiral Installation (Pt. 1)
Knock Down Spiral Installation (Pt. 2)

Coast-to-Coast Delivery
We deliver custom knock down spirals coast-to-coast, and one-piece spiral staircases to any location in the Upper Midwest, including the Twin Cities, Chicagoland and Sioux Falls.
Complement your deck with high-quality stairs and benefit from durable railing and tread options that stand up to the elements.
3 Easy Steps to Your Deck’s New Spiral Stairs
Request a Free Estimate
Enter your information into our Spiral Staircase quote request form on the next page. Tell us about your project, and what you’re looking for.
Confirm Details and Pricing
UglyDeck.com will contact you for more information, so we can give you a detailed estimate. Upon confirmation, your custom spiral staircase is shipped!
Enjoy Your New Spiral Stairs
Install your new stairs and enjoy. UglyDeck.com also offers affordable home installation.
Build Your Spiral Now

Sizes:
48″, 60″, 66″ and 72″ Diameter (60″ is minimum size for code)
Material Types:
Aluminum for exterior use (to prevent rusting), steel for interior use
Standard Colors:
Black Satin, White, Dark Bronze, and Sand
Special Colors:
Numerous other colors available. Contact us for special color questions.
Height:
Height is based on the distance from finished floor to finished floor. If your top and bottom floors are unfinished, materials may have to be added to determine the exact measurement.
Railing Style:
Square Spindles are standard. Other styles may be available-contact us for details.
Tread Options:
Diamond plate – matches color of spiral frame only.
Add material to match your deck or floor (Cedar decking, Timbertech, Azek, Trex, IPE, etc.)
Frost Footing:
16″ x 42″ – Deep frost footing is necessary for deck spiral stairs
Visit Our Showroom
Still trying to decide if an outdoor spiral staircase is right for you? See UglyDeck’s pieces first-hand by visiting our Shakopee showroom. You can experience our deck spiral stairs yourself and talk to our deck building company about which products are best for your specific project. You can also view a large selection of maintenance free deck supplies, deck railings, and other decking material.

Photo Gallery
A new spiral staircase on your deck can have a radical impact on your house’s look. See homes transformed, and look at new deck designs in out photo gallery. Then, read what these satisfied clients have said about the results.
View Gallery