Ship Ladders
Single Stringer Straight Stairs
Exterior Spiral Stairs
Interior Spiral Stairs
Ready-to-Go Spiral Staircase Kits
Single Stringer Curved Stairs
Double Stringer Curved Stairs
Side Stringer Straight Stairs
Side Stringer Curved Stairs
Double Stringer Straight Stairs
ISO 9001:2015 certified

ISO 9001:2015

OSHA Certified certified

OSHA Certified

Steel Square Metal Staircases for Compact Spaces

Discover custom steel square metal staircases engineered for compact spaces. Our space-saving staircase solutions include ship ladders, spiral stairs, and single stringer designs that maximize vertical access without compromising style. Each staircase is custom-fabricated with premium materials and precision engineering to fit your exact specifications while meeting all building codes.

Our Range of Products
Ship Ladders

Ship Ladders

  • Minimalist space-saving design
  • Multiple sliding configurations
  • Custom materials & finishes
Single Stringer Straight Stairs

Single Stringer Straight Stairs

  • 300 lbs per tread capacity
  • Most open floating look
  • Laser-cut rigid treads
Exterior Spiral Stairs

Exterior Spiral Stairs

  • Weather-resistant construction
  • Multiple tread material options
  • One-piece or kit assembly
Interior Spiral Stairs

Interior Spiral Stairs

  • Custom-fit to your space
  • Contemporary clean lines
  • Pre-fab kit for easy assembly
Ready-to-Go Spiral Staircase Kits

Ready-to-Go Spiral Staircase Kits

  • Easy DIY assembly
  • Field-adjustable components
  • Mix-and-match customization
Single Stringer Curved Stairs

Single Stringer Curved Stairs

  • Most floating curved design
  • 300 lbs per tread capacity
  • No center pole obstruction

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Frequently Asked Questions

What is the best staircase for a small area?

Ship ladders and spiral staircases are ideal for small spaces. Ship ladders offer the most compact footprint with their steep incline, while spiral stairs maximize vertical access with minimal floor space requirements.

How much weight can your steel staircases support?

Can steel staircases be customized to fit my exact space?

Are your staircases suitable for outdoor installation?

How long does it take to receive a custom staircase?

Do you provide installation services?

What materials can be used for stair treads?

Do you ship custom staircases nationwide?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Residential Interior Design

Residential Interior Design

Custom staircases for lofts, attics, and multi-level homes requiring space-efficient vertical access with modern aesthetics.

Commercial Office Spaces

Commercial Office Spaces

Elegant architectural staircases for offices, warehouses, and retail mezzanines with limited floor space and high aesthetic requirements.

Industrial Facilities

Industrial Facilities

Heavy-duty steel staircases for warehouses, manufacturing plants, and industrial applications requiring 300 lbs per tread capacity.

Outdoor Decks and Patios

Outdoor Decks and Patios

Weather-resistant exterior staircases with galvanized steel and powder coating for backyards, balconies, and rooftop access.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Ship Ladders | Best Space Saving Staircases for Small Spaces

Best Space Saving Staircases for Small Spaces

Discover innovative space-saving staircases designed for compact residential and commercial environments. Our collection includes ship ladders, spiral stairs, and single stringer designs that maximize vertical access while minimizing footprint. Each staircase is custom-fabricated with premium materials and engineered for both interior and exterior applications, combining modern aesthetics with practical functionality for lofts, attics, small homes, and tight commercial spaces.
Exterior Spiral Stairs | Metal Staircase Kits Online

Metal Staircase Kits Online

Discover premium metal staircase kits designed for modern homes and commercial spaces. Acadia Stairs offers custom spiral, straight, curved, and ship ladder configurations with DIY-friendly assembly or professional fabrication. From space-saving designs to architectural focal points, our metal stair kits combine durability, style, and precision engineering to fit any project.
Single Stringer Curved Stairs | Interior Metal Staircases Design Options

Interior Metal Staircases Design Options

Explore our comprehensive interior metal staircase design options featuring single stringer, double stringer, side stringer, curved, spiral, and ship ladder configurations. Each custom-fabricated solution combines structural steel engineering with modern aesthetics, offering floating designs, versatile layouts, and load capacities up to 300 lbs per tread. Perfect for residential and commercial spaces seeking both functional elegance and architectural distinction.

Why Architects and Homeowners Choose Acadia Stairs

Four Decades of Staircase Excellence

Over 40 years of combined experience in designing and fabricating custom metal staircases. Our expertise ensures precise engineering and superior craftsmanship for every project, from compact ship ladders to elegant curved designs.

Custom Fabrication to Your Exact Specs

Every staircase is custom-built to fit your unique space, style, and building codes. We collaborate closely with you throughout the design process, offering multiple revisions and shop drawings to ensure perfect results.

Nationwide Shipping with Easy Assembly

We ship custom staircases to all 50 states, including Hawaii. Our innovative pre-fabrication process breaks down complex structures into manageable sections with step-by-step assembly instructions for hassle-free installation.

Ready to Transform Your Compact Space with a Custom Staircase?

Request a free consultation and quote within 24 hours. Our expert design team will help you find the perfect space-saving staircase solution tailored to your exact specifications.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 845-765-8600 You can also send us a quick email at info@acadiastairs.com