Single Stringer Straight Stairs
Single Stringer Curved Stairs
Double Stringer Straight Stairs
Double Stringer Curved Stairs
Side Stringer Straight Stairs
Side Stringer Curved Stairs
Interior Spiral Stairs
Ship Ladders
Exterior Spiral Stairs
Ready-to-Go Spiral Staircase Kits
40+ Years Expertise certified

40+ Years Expertise

Nationwide Shipping certified

Nationwide Shipping

Half Open Staircase Ideas: Transform Your Home's Vertical Space

Transform your home with innovative half-open staircase designs that blend form and function. Our custom-fabricated staircases feature floating aesthetics with single, double, or side stringer configurations, creating open, airy spaces without sacrificing structural integrity. From contemporary curved designs to space-saving spiral stairs, each staircase is engineered to handle 300 lbs per tread while maintaining a minimalist profile. With over 40 years of combined experience, we deliver fully customizable solutions using premium materials including steel, wood, glass, and stone to match any architectural vision.

Our Range of Products

Single Stringer Straight Stairs

Single Stringer Straight Stairs

  • 300 lbs per tread load capacity
  • Minimalist single stringer design
  • Laser-cut triangular frame treads
Single Stringer Curved Stairs

Single Stringer Curved Stairs

  • Most floating curved design
  • No center pole obstruction
  • 0-360 degree rotation options
Double Stringer Straight Stairs

Double Stringer Straight Stairs

  • Affordable floating design
  • Lighter for easier install
  • Supports wide staircases 48+"
Double Stringer Curved Stairs

Double Stringer Curved Stairs

  • Sturdiest curved design
  • 300 lbs per tread capacity
  • Easy shipping & installation
Side Stringer Straight Stairs

Side Stringer Straight Stairs

  • Clean side stringer aesthetic
  • Weather-resistant options
  • Multiple tread materials
Side Stringer Curved Stairs

Side Stringer Curved Stairs

  • Ribbon-like flowing design
  • Freestanding or wall-attached
  • Pan-style construction

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Frequently Asked Questions

What are half stairs called?

Half-open stairs are called floating stairs, open-riser stairs, or mono-stringer stairs. They feature exposed stringers and open treads creating an airy, modern aesthetic without traditional enclosed construction.

How to style an open staircase?

What stringer configurations are available for half-open staircases?

How much weight can half-open staircases support?

Can half-open staircases work in small spaces?

Can I install a half-open staircase myself or do I need professional help?

How long does custom staircase fabrication take?

Are half-open staircases suitable for outdoor use?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Residential Architecture

Residential Architecture

Modern homes and renovations featuring floating staircases as focal points that unite multiple levels with open, airy aesthetics and customizable materials.

Commercial Design

Commercial Design

Office buildings, showrooms, and retail spaces utilizing open staircases for sophisticated architectural statements that handle high foot traffic.

Small Space Solutions

Small Space Solutions

Lofts, apartments, and compact homes maximizing vertical space with spiral stairs, ship ladders, and space-efficient configurations.

Outdoor Living

Outdoor Living

Exterior applications including decks, patios, and garden access with weather-resistant spiral and straight stair designs for durability.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Homeowners & Architects Choose Acadia Stairs

Four Decades of Stair Expertise

Over 40 years of combined experience designing and fabricating modern staircases for nearly every architectural circumstance. Our team has shipped custom stairs to all 50 states, solving complex spatial challenges with innovative engineering solutions.

Fully Custom Manufacturing

Every staircase is custom-fabricated to your exact specifications, space measurements, and building codes. Choose from unlimited combinations of materials, finishes, and configurations to create a design that perfectly complements your vision.

Superior Load Engineering

All our half-open staircases are engineered to handle 300 lbs per tread while maintaining their minimalist floating aesthetic. Heavy-duty structural steel construction ensures long-lasting durability for both residential and commercial applications.

Ready to Design Your Custom Half-Open Staircase?

Connect with our staircase design experts for a free consultation. We'll help you explore configuration options, material choices, and pricing tailored to your space and style.

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