Indoor marble modern staircase: iconic projects, contemporary and modern stairs design

8 October 2025

When it comes to modern indoor marble staircases, combining the right details, such as a sleek glass railing or bold metal railing, and placing them within the right architectural setting instantly turns them into a sculptural statement.

Every material brings its own physical and aesthetic qualities: texture, composition, color, and finish; among all building materials, natural stone, and marble in particular, has long played a key role in interior design, evolving with new technologies and applications. In this realm of modern staircase design, marble is a top-tier choice for those who seek elegance with durability.

From a stylistic standpoint, marble staircases always stand out. Their solemn, luxurious appeal makes them ideal as a visual focal point in contemporary spaces. When applied to modern stair design, marble expresses timeless grandeur in a cleaner, open and airy way, perfect for both classic homes and minimalist interiors.

Let’s explore three modern stairs ideas that demonstrate just how transformative this noble material can be.

Modern staircase made in marble: Vista Project in Calacatta Marble

An open staircase is the ultimate expression of design freedom, especially within the realm of modern stairs. This style of staircase design exposes its structure, making it perfect for showcasing high-end materials like Calacatta marble.

Located in a sophisticated London residence, this installation features treads and risers clad in Calacatta marble, seamlessly continuing from the adjacent flooring. The side stringers serve as both support and parapet, made of painted sheet metal with a cloudy copper-effect patina; the sloped enclosure beneath the steps introduces an angular dynamic to the space.

Together, the warm, textured metal and bright white marble create bold contrast and visual interest, a prime example of combining traditional materials with modern design aesthetics.

Calacatta marble

Quarried in Italy, this white marble with striking veins is a prized material in both residential and commercial staircase remodel projects. Though it requires some maintenance, Calacatta is exceptionally durable, making it ideal for floors, walls, and floating stairs.

Unique modern staircase in marble: Luxo Stone in Bronze Amani marble

Among the most sophisticated modern staircase ideas, the Luxo Stone installation in a chic Milan penthouse showcases how a natural material like Bronze Amani marble can bring richness and harmony to any interior.

The staircase connects two levels with elegance and power. Its warm brown tones complement the upper-level wood flooring while contrasting with the cool-toned palette below,  achieving perfect color balance; polished stainless steel inserts are used within the treads, breaking the uniform surface and enhancing light reflection, a detail that speaks to both luxury and function.

Bronze Amani marble

Ideal for custom staircase projects, Bronze Amani offers an earthy sophistication. It delivers a high-end feel without leaning into overly classical aesthetics: a key trait in many modern interior designs; whether paired with wood, stone, or metal, this material works beautifully in high-contrast, layered compositions.

Modern staircase design with marble: Luxo Stone in Emperador Dark marble

Among modern stairs ideas, this project in Emperador Dark marble pushes the boundaries of modern staircase design; featuring floating steps and a minimal, cantilevered structure, the installation becomes a dynamic visual sculpture within a high-end modern residence.

Surrounded by transparent glass panels and finished with central polished stainless steel inserts, this staircase plays with light and shadow, a bold yet refined take on modern stairs ideas; the use of dark stone as a primary surface reinforces the stair’s role as a design centerpiece.

Emperador Dark marble

Although often categorized as marble, this Spanish breccia offers distinctive textures and veins, ranging from mocha to charcoal; it’s a great material for stair systems where durability and visual depth are both priorities. Available in various finishes, it’s particularly suited to high-traffic interiors and homes designed by a contemporary-minded interior designer.

From London to Milan, these three projects represent some of the most compelling modern stairs ideas for those looking to elevate their homes with materials that combine luxury, substance, and modern flair. Whether you’re envisioning a dramatic floating staircase, a compact spiral staircase, or a sculptural curved staircase that enhances fluid movement through space, marble offers endless inspiration for modern stair design, and remains a timeless choice for turning any staircase into a bold architectural focal point.

Get inspired with modern stairs ideas by Officine Sandrini

If you are looking for the distinctive element to give a unique design touch to your spaces, some special modern stairs ideas could be perfect for your inspiration: with their irresistible warmth and irrefutable functionality, these installations represent the essence of modern elegance.

Discover exclusive models among Officine Sandrini staircase ideas: fill in the following form to receive our new brochure free of charge. Become the protagonist of an amazing and inspiring space, tailored and uncompromising!