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Slimline cabinet inspirations - tiny bathroom but tons of storage

November 16, 2023 | Updated on: November 16, 2023

slimline bathroom vanity in the black and white bathroom design

Adding storage solutions to a tiny bathroom has always been a challenge since time immemorial. We want to have enough storage space in our compact bathroom, but at the same time, we don’t want it to be to crammed that there’s not enough space for us to move around. It’s an age-old problem that both homeowners and designers face.

As problem solvers, designers and storage cabinet manufacturers came up with an almost perfect solution: slimline bathroom cabinets, compact and slender ones that fit into smaller spaces. What is a slimline bathroom cabinet? As the name implies, it is a slim-depth bathroom cabinet usually mounted on the wall of a bathroom. It is designed to be narrower or streamlined compared to traditional cabinets. Slimline cabinets bathroom is suitable for areas where a standard cabinet might be impractical.

If you are not familiar with this type of cabinet, don’t worry. In this blog, we will shed some light on slim cabinets in the bathroom. We will talk about the bathroom slimline cabinet sizes and slim bathroom cabinet best application. Use this blog as your guidebook about a slim cabinet for the bathroom.

Slimline cabinets for every nook

wood slim vanity and mirror cabinet in the small bathroom

Finding storage solutions that make the most of every available inch is paramount. Bathroom cabinet slim options, with their slender profiles and clever designs, have become the go-to solution for homeowners seeking to declutter without sacrificing style. Whether it's the tucked-away corners, narrow or overlooked spaces in your bathroom, these cabinets are here to prove that no space is too small to be beautifully organized.

Slimline bathroom vanity units

If you've ever found yourself dreaming of a bathroom that's both chic and space-efficient, a slim vanity bathroom might just be the solution you've been searching for. Let’s find out more about slim bathroom vanities, shedding light on what they are, how they can transform your compact bathroom and the variety of options available.

What is a slimline vanity unit and sink?

First things first—what exactly is a slimline sink vanity unit? These units are designed to be sleek, narrow, and space-saving while still providing you with the storage and style you need in your bathroom.

Types of slim vanities for small bathrooms

One size doesn't fit all, especially in the world of bathroom vanities. Slimline units come in various forms to cater to different needs

  • Slim bathroom vanity with one sink - A compact yet functional vanity that seamlessly integrates a sink, offering a one-stop solution for your washing and storage needs.
  • Double sink vanity - Yes, you read that right! Even in limited space, you can enjoy the luxury of a double sink. A slim double-sink vanity is a game-changer for those who have a narrow bathroom. You can integrate a double slimline vanity unit with sink to make your bathroom layout efficient and functional despite its narrow space.

Installation and integration in compact bathrooms

One of the most significant advantages of a slim narrow depth bathroom vanity is its versatility in installation. Since a slim bathroom sink vanity is designed to snugly fit into compact spaces, it makes them perfect for small bathrooms or powder rooms. The vertical design of a slim bathroom vanity allows for floor space optimization, and many models come with wall-mounting options, giving your bathroom a modern and airy feel.

The installation process is often straightforward, but it's advisable to seek professional assistance, especially if plumbing adjustments are needed. The integration of a slim vanity unit in the bathroom can instantly elevate the aesthetics of your space, creating a clean and uncluttered look.

Bathroom Cabinets

Pros and cons of bathroom vanity slimline


  1. Space-saving

The primary advantage is, of course, their space-saving design. Perfect for small bathrooms or those looking to maximize available space.

  1. Aesthetic Appeal

Slimline vanities often boast a modern and sleek design, adding a touch of sophistication to your bathroom.

  1. Versatility

Available in various configurations, including single and double sink options, offering flexibility to suit your specific needs.


  1. Limited storage

Due to their narrow design, storage space may be more limited compared to larger vanities. Consider your storage needs before opting for a slimline unit.

  1. Professional installation

While they are generally easy to install, some models may require professional assistance, especially if plumbing adjustments are necessary.

  1. Lack of usability

As with every shallow bathroom item, it requires giving up some comfort. For example, it may be less convenient to wash your hands in a slimline vanity, however, it still is a functional unit.

Slimline bathroom cabinets with mirrors

slim vanity with drawers and wall cabinet in the white colored bathroom

We’re now familiar about slimline bathroom cabinets. But how can we innovatively integrate one in a narrow space in a way that would maximize the functionality of our tiny bathroom? The answer is: add a slim vanity behind the mirror. That’s right!  Add a mirror into the mix, and you've got a multifunctional piece that not only stores your essentials but also reflects light and style.

Making the bathroom appear bigger with mirrors

One of the remarkable benefits of a slimline bathroom mirror cabinet is its ability to create an illusion of space. Mirrors are renowned for bouncing light around a room, giving the impression of a more expansive area. In a compact bathroom, this can be a game-changer, making it feel airier and more open. It's like a visual magic trick for your space!

How do you install a slimline bathroom cabinet mirror?

Now, let's talk about the practical side of things. The installation of a slim bathroom mirror cabinet is often straightforward, but it's wise to consider professional help, especially if you're dealing with wall-mounted options or if any electrical work is involved.

The integration of a slim mirrored bathroom cabinet into a compact bathroom is where the real magic happens. Their slender design allows them to fit seamlessly into smaller spaces, and many slim bathroom cabinet with mirror models can be mounted on the wall to free up precious floor space. It's a win-win situation — you get storage, a mirror, and a bathroom that looks and feels more expansive.

Pros and cons of slimline mirror bathroom cabinet


  1. Space optimization

Perfect for smaller bathrooms where space is at a premium, these cabinets make the most of vertical space. A slimline wall-mounted bath cabinet will not only serve as a functional storage solution but it can also be a design feature.

  1. Reflective illusion

Mirrors create the illusion of a larger space, adding a touch of spaciousness to compact bathrooms. There are different ways of integrating a slim bathroom cabinet mirror. You can choose to place a mirror on one side of the cabinet to create contrast or cover the entire panel of the cabinet with a mirror for a much more modern and sleek appeal. Creativity is the key when integrating a slimline mirrored bathroom cabinet.

  1. Multifunctional design

Beyond storage, these slimline mirrored bathroom wall cabinets serve a dual purpose by providing a reflective surface for grooming activities.


  1. Limited storage

Due to their slim design, storage space may be more restricted compared to larger cabinets. You can’t store big and heavy items here so consider your storage needs before choosing a slimline wall cabinet in the bathroom.

  1. Professional installation

Slimline bathroom wall cabinets with mirrors are available in some cabinet manufacturing stores. But in instances where you want to have a customized design, consider hiring a professional mirror installer to make sure that the mirror is attached properly and securely to your slimline cabinet.

If you're seeking a bathroom upgrade that combines style with space-saving functionality, a slimline bathroom cabinet with a mirror is your answer. These little wonders have the power to transform your bathroom into a more open, stylish, and organized space.

Slim storage cabinets for bathroom

glossy slimline vanity cabinets and mirror in the bathroom

Limited space calls for innovative solutions, and that's where the beauty of bathroom slimline wall cabinets comes into play. In the bathroom, cabinets and shelves are often classified into what we can store in them. The same goes for а slim wall cabinet bathroom. Let’s discover the different types of slimline bathroom wall cabinets and what you can store in them.

  1. Slim bathroom wall cabinets

Wall space is often an underutilized asset in bathrooms, and slim bathroom wall cabinets are here to change that. These cabinets, designed to be mounted on the wall, offer a vertical storage solution that maximizes room without encroaching on precious floor space. Ideal for toiletries, towels, or even decorative items, they provide a chic and organized aesthetic.

Pro tip: Consider installing multiple wall cabinets at varying heights for an eye-catching and dynamic look.

  1. Slimline medicine cabinets

Enter the unsung hero of bathroom storage - the medicine cabinet. Slim in design yet vast in functionality, these cabinets are perfect for storing medications, toiletries, and everyday essentials. Many features mirrored doors, adding a touch of practicality for your morning routine while maintaining a sleek appearance.

Organizational tip: Arrange items by category, utilizing the shelves for easy access to daily necessities.

  1. Slimline tall bathroom cabinets

When it comes to maximizing vertical space, tall slim bathroom cabinets stand tall. This floor-to-ceiling slim storage cabinet for the bathroom provides ample storage without overwhelming the room. From linens to cleaning supplies, these tall slim bathroom storage cabinets are a versatile storage solution that adds height and elegance to your bathroom.

Storage hack: Use the lower shelves of your slim bathroom storage cabinet for frequently used items, reserving the upper reaches for less commonly accessed supplies.

  1. Slim freestanding bathroom cabinet

Not all bathrooms are created equal, and a freestanding slimline storage cabinet bathroom offers flexibility for those seeking a movable storage solution. These cabinets can be easily rearranged to suit changing needs, making them a dynamic addition to any bathroom. Their slim profile ensures they don't dominate the space, while their mobility adds a layer of convenience.

Styling tip: Opt for a slim bathroom cabinet storage with decorative details to add a touch of personality to your bathroom.

  1. Cupboard-style cabinets

For those who appreciate classic design, bathroom slimline cupboard style brings a touch of elegance to your bathroom. With doors that conceal the contents, the slimline bathroom storage cupboard offers a clean and timeless look. They are perfect for storing items you prefer to keep out of sight, maintaining a neat and tidy appearance.

Organization strategy: Group items in baskets or bins within the cupboard for easy retrieval and a clutter-free aesthetic.

Efficiency and organization tips for slim bathroom cabinets

  1. Declutter regularly - Slim cabinets work best when not overloaded. Regularly declutter and assess the items you truly need in your bathroom.
  2. Use bins and baskets - Group similar items in bins or baskets within the cabinets. This not only keeps things organized but also makes it easier to locate what you need.
  3. Labeling - Consider adding labels to shelves or baskets for quick identification of contents. This small touch can make a significant difference in maintaining order.
  4. Adjustable shelves - Look for cabinets with adjustable shelves to accommodate items of varying heights and sizes.

Decorating challenges

slim cabinets in the bathroom and countertop decorated with plants

Embarking on the journey of upgrading your bathroom with a sleek and space-efficient slimline cabinet is an exciting endeavor. However, as with any home improvement project, there are unique decorating challenges that homeowners often encounter. In this section we'll explore these challenges and share tips on how to overcome them, ensuring your slimline bathroom cabinet not only adds functionality but also enhances the overall aesthetic of your bathroom sanctuary.

Limited space dilemma

The primary reason for opting for a slimline bathroom cabinet is often the limited space available. However, this can also pose a challenge when it comes to decorating, as too much furniture or decor can make the space feel cramped.

Solution: Prioritize essentials and opt for multi-functional pieces. If your slimline cabinet has a mirror, for example, it can serve as a practical and decorative element, reducing the need for additional wall decor. If, on the other hand, you have a very compact space, get a slim corner bathroom cabinet and make it look chic and stylish.

Maintaining a cohesive design

Ensuring that the slimline cabinet seamlessly integrates with your existing bathroom design and decor can be a challenge. Mismatched styles or colors may disrupt the overall aesthetic.

Solution: Choose a slimline cabinet that complements your bathroom's design scheme. Consider factors like color, material, and overall style to ensure a harmonious blend. If your bathroom has a minimalist vibe, opt for slimline bathroom white cabinets. A slim white bathroom cabinet is a great option because aside from the fact that it is a versatile color, white can also make the space look brighter and more spacious.

Wall-mounted vs. freestanding

The decision between a wall-mounted and a freestanding slimline cabinet can impact both aesthetics and functionality. Wall-mounted cabinets might save floor space but can be challenging to integrate seamlessly.

Solution: Consider the layout of your bathroom and the available space. Wall-mounted cabinets are excellent for smaller bathrooms, while freestanding options may provide more flexibility. Ensure the chosen style aligns with the rest of your decor.

Balancing storage and style

Slimline cabinets are often chosen for their space-saving attributes, but balancing the need for storage with a desire for a stylish appearance can be tricky.

Solution: Look for slimline cabinets that offer both open and closed storage options. Display attractive items on open shelves, while concealing less visually appealing necessities through a bathroom slimline cabinet with doors This allows you to strike a balance between practicality and aesthetics.

Maintaining accessibility

Placing a slimline cabinet in a convenient and accessible location while avoiding visual clutter can be challenging.

Solution: Opt for strategic placement. Consider installing the cabinet near the vanity for easy access to daily essentials. Experiment with different locations to find the optimal balance between accessibility and aesthetics. You may opt for slimline cabinet handles that are sleek and minimalist so they don’t protrude or go for cabinets with no handles at all for a more streamlined look.

Slim bathroom vanity light features

slimline cabinet and vanity with lighting in the small bathroom

Slimline cabinets, especially those with mirrors, may impact the lighting in the bathroom. Shadows or insufficient light around the cabinet area can be problematic. You should provide adequate lighting around the cabinet area. Consider installing vanity lights on either side of the cabinet or incorporating ambient lighting to maintain a well-lit and visually appealing space.

You’re probably wondering “Do I really need fancy lights in my bathroom?” Yes, you do! Think about it, the bathroom is the place where you start and end your day. It's practically your personal backstage area. Ever tried doing your makeup or washing your face in the dark? Not the greatest idea. Vanity lights are like your own personal entourage, making sure you look flawless before stepping out into the world.

Slimline under cabinet lighting offers a contemporary lighting solution with a sleek design that effortlessly blends into various bathroom aesthetics. Their slim profile is especially beneficial for smaller spaces, providing efficient illumination through energy-saving LED technology. These lights are not only functional but also versatile, offering wall-mounted options to accommodate different bathroom layouts.

With adjustable color temperature and dimmable features, they allow for customizable lighting, creating a well-lit space for practical tasks and a relaxed ambiance during downtime. Available in modern finishes, some models even integrate smart technology for remote control and personalized lighting scenes. Easy to install and maintain, slim bathroom vanity lights combine form and function, transforming your grooming space into a well-lit and stylish haven with efficiency and elegance.

Slimline cabinet application to the tiny bathroom

In this guide, we delve into the world of slimline cabinet options, exploring various sizes, strategic placement considerations, and smart storage solutions. Whether you're navigating a cozy powder room or designing a spa-like retreat, this guide is your roadmap to creating a harmonious and organized bathroom space tailored to your needs.

Slimline bathroom cabinet size

Dimensions (width x height x depth)

Where to place

Recommended storage


12 inches x 24 inches x 6 inches

Ideally positioned above the sink for quick access.

Perfect for storing essential toiletries, medications, and daily use items like toothpaste and razors.


18 inches x 30 inches x 8 inches

Alongside the vanity for a seamless look.

Suitable for storing towels, toiletries, and cleaning supplies. Strikes a balance between size and functionality.


24 inches x 36 inches x 10 inches

Can be standalone or wall-mounted, depending on space.

Spacious enough for organizing linens, bulk toiletries, and extra supplies. Ideal for those who like to stock up.

Extra- Large

30 inches x 42 inches x 12 inches

Makes a statement and can be a focal point in the bathroom.

Offers ample space for organizing various toiletries, additional linens, and more. Perfect for those with a generous storage need.


Cabinet Doors


Article by:

Valentina Melnikova - Lead Designer at Cut2Size

Office 403.366.7411

Hi there! I’m a millwork designer and an owner of a kitchen cabinet manufacturing company. With a team of professionals, I work on designing and manufacturing high-end millwork. Combining professional designing and manufacturing skills is what allows us to develop and translate our plans into a reality through our uniqueness and exclusive ideas. Our employees are highly skilled and creative thinkers that also utilize their professionalism and experience to take millwork to the next level. I’m very familiar with the industry and I take on each project from the design to the final product. With that said, if you’re looking for design advice or technician help, you’re in the right place.