Spa-style bathrooms are becoming one of the most requested features in luxury custom homes. In 2026, the focus isn’t just on luxury, it’s on creating a space that feels calm, comfortable, and easy to use every day. Here are some of the spa bathroom trends shaping modern custom homes right now.

In this guide, we’ll explore the spa bathroom trends shaping luxury custom homes in 2026, like curbless wet rooms, wellness-focused showers, smarter lighting, natural materials, and layout ideas that make everyday routines feel calmer and more comfortable.

Here are the top must-have features for luxury bathrooms in 2026:

1. Curbless Wet Room Layouts
2. Layered Lighting
3. Steam Showers and Sauna Features
4. Natural Materials and Warm Textures
5. Smart Technology in Modern Spa Bathrooms
6. Connected Dressing Rooms
7. Dedicated Skincare or Grooming Stations
8. Integrated Laundry in the Bathroom

1. Curbless Wet Room Layouts

Curbless showers and wet room layouts are showing up more often in modern spa-style bathrooms. Instead of a raised shower curb, the floor runs continuously into the shower area, which helps the whole space feel more open and streamlined.

Because the same flooring and materials flow through the room, the bathroom tends to feel larger and more cohesive. It’s a simple design choice, but it can make the space feel a lot calmer and more spa-like.

There’s also a practical side to it. Without a step into the shower, curbless designs are easier to enter and can make the bathroom more accessible over time.

Design Ideas for Curbless Wet Rooms

Homeowners building custom homes often include details like:

• Large-format tile or stone flooring that runs continuously through the bathroom
• Minimal glass panels or frameless partitions to keep the space open
• Linear drains for a cleaner, modern look
• Built-in shower benches for comfort
• Recessed niches to keep shower products organized
• Multiple showerheads, such as rain showers and handheld sprays

2. Layered Lighting

Lighting plays a huge role in how a spa bathroom feels. Instead of relying on one bright overhead fixture, modern spa bathrooms use layered lighting to create a softer, more relaxing environment.

This approach combines several types of lighting so the space can shift from bright task lighting and functionality in the morning to calm, low-lit in the evening.

Common spa bathroom lighting ideas include:

• Soft ambient lighting for overall illumination without harsh glare
• Backlit mirrors that provide even lighting for grooming
• Under-vanity lighting that adds a subtle glow and visual warmth
• Dimmable fixtures that allow homeowners to adjust the mood throughout the day

These thoughtful lighting choices are becoming a staple in luxury bathroom design trends, helping transform everyday routines into a more calming, spa-like experience.

3. Steam Showers and Sauna Features

Wellness is becoming a bigger focus in home design, and the bathroom is often where it shows up the most. Features like steam showers and saunas can turn a primary bathroom into a space where homeowners can slow down and relax a bit.

Because of that, these kinds of upgrades are showing up more often in spa-style bathrooms, especially in custom homes where people are thinking carefully about how they want their daily routines to feel.

Popular wellness features include:

• Steam showers that create a warm, luxurious environment while helping with relaxation and muscle recovery
• Infrared saunas that provide a compact at-home sauna experience
• Aromatherapy systems that introduce calming scents like eucalyptus or lavender during showers

These types of luxury spa bathroom upgrades support relaxation and create a space that feels more restorative at the end of a long day.

As homeowners prioritize wellness at home, they’re becoming an increasingly popular part of spa bathroom features for luxury homes.

4. Natural Materials and Warm Textures

Many spa-inspired bathrooms focus on natural materials and simple textures to create a calm, grounded environment. Instead of glossy finishes and heavy contrast, the design leans toward warm tones and materials that feel organic and timeless. And we're not talking about the stark all-white and gray palettes that had a hold on design for much of the recent past. 

This approach helps the space feel more relaxed and connected to nature. It's a key element of spa-inspired bathroom design.

Common spa bathroom materials and finishes include:

• Natural stone for flooring, walls, or shower surrounds
• Wood accents on vanities, shelving, or ceiling details
• Tile with subtle texture, stamped designs, or variation
• Plaster or limewash finishes that add softness and depth

5. Smart Technology in Modern Spa Bathrooms

Technology is starting to play a bigger role in modern bathroom design. The idea isn’t to make the space feel futuristic or overly high-tech it’s to add a few features that make everyday routines a little easier and more comfortable.

In many newer spa-style bathrooms, homeowners are including simple smart systems that add convenience without changing the overall look or feel of the space.

Popular options include:

• Smart showers that remember preferred temperature and water pressure
• Voice-controlled lighting to adjust brightness without touching switches
• Digital temperature controls for consistent water settings
• Integrated speakers for music or podcasts while getting ready
• Heated floors with programmable controls for comfort on cooler mornings
• Anti-fog smart mirrors that stay clear during hot showers

6. Connected Dressing Rooms

While it’s technically not part of the bathroom, a connected dressing room or walk-in closet is still a big part of most people’s bathroom routine. 

Because of that, many custom homes now connect the primary bathroom directly to a dressing room or closet.

Instead of treating them as completely separate spaces, the layout allows the bathroom to flow naturally into the closet area. It makes the whole primary suite feel more organized and easier to use.

In many homes, the dressing room includes features like:

• Custom closet systems for clothing, shoes, and accessories
• Drawer storage or a small island for accessories like belts and jewelry
• Full-length mirrors and great lighting for getting dressed
• Space for a small bench or chair

It’s a design decision that makes everyday routines feel a lot smoother.

7. Dedicated Skincare or Grooming Stations

Vanity areas have been part of primary bathrooms for a long time. What’s changing is how they’re being designed.

Instead of just a sink with a mirror, many modern bathrooms now include a separate makeup or grooming station built into the vanity layout. These spaces are designed specifically for skincare, makeup, and getting ready.

The idea is to give those routines their own spot instead of sharing counter space with the sinks.

Common features include:

• A lower seated vanity section built into the main cabinetry
• Task lighting or lighted mirrors designed for makeup and skincare
• Drawer storage organized for cosmetics and tools
• A small stool or chair that tucks under the counter
• Dedicated counter space separate from the sink area
• Magnifying mirrors or adjustable lighting

This setup has been gaining popularity again because it creates a more comfortable place to get ready and helps keep the main vanity area less cluttered.

8. Integrated Laundry in the Bathroom

In some custom homes, the laundry room is moving into the dressing room or walk-in closet and sometimes even into the bathroom itself.

Instead of walking across the house with a basket of clothes, homeowners are adding small laundry setups right where most of the laundry happens. It’s a practical layout change that can make everyday routines a lot easier.

This might look like:

• A stacked washer and dryer tucked into a closet
• Pull-out hampers integrated into vanity or closet storage
• A small folding counter or pull-out surface for towels or clothing

Ready to Create a Bathroom That Feels Like a Retreat? 

A spa-inspired bathroom creates a space that fits how you actually live and unwind at home. At Urban Infill, we help homeowners think through these details early, so the final design feels thoughtful and built for daily comfort.

If you're planning a custom home or renovation, reach out to Urban Infill to start the conversation.