Bathroom renovations

Choosing the Right Bathroom Vanity Size for Your Home

Choosing the right bathroom vanity size is an important step in any renovation project. If you’ve wondered, “What size do bathroom vanities come in?”, you’re not alone.

Our latest guide clarifies standard bathroom vanity sizes, explores space-saving options, and explains how to choose between single and double vanity options.

Table of Contents

Standard Bathroom Vanity Dimensions in Australia

Before diving into specific measurements, it’s helpful to know why standardisation matters. Standard bathroom vanities, wall-hung vanities, and freestanding vanities have typical dimensions designed for comfortable daily use. Australian standards can differ from those in other parts of the world, so familiarity with local guidelines helps ensure compliance and a better fit in your home.

Single bathroom vanity units generally range in width from 600mm to 900mm. Common widths include 600mm, 750mm, and 900mm, though you may also find 450mm models for very tight spaces.

For height, the standard bathroom vanity sizes typically range between 850mm and 900mm, making them ergonomically comfortable for most adults.

As for depth, typical vanity units measure between 450mm and 550mm from the wall. Shallower depths, often as little as 350mm or 400mm, are available for smaller bathrooms or powder rooms where space is at a premium.

Understanding Bathroom Vanity Width Options

Vanity sizes often come in set increments, making it easier to match your space requirements.

Compact vanities (450mm–600mm)

Ideal for smaller bathrooms, powder rooms, or ensuites with limited floor space. These smaller units provide the bathroom essentials without overwhelming tight layouts, making them a practical choice when space is at a premium.

Mid-size vanities (750mm–900mm)

The most common among standard bathroom vanities, they are well-suited for typical family bathrooms. They offer a good balance of storage capacity and a comfortable basin area, providing enough countertop space for daily essentials.

Large vanities (1200mm, 1500mm & beyond)

Perfect for those needing ample storage space or planning a double vanity configuration. These generous widths can comfortably fit two basins and additional cabinets, making them excellent for master bathrooms or spaces where luxury and functionality are priorities.

Measuring Your Space

Accurate measurement is essential to determine what size bathroom vanities will fit your specific bathroom space. Measure the width of the area where you plan to install the unit, including any protrusions or obstacles (such as pipes, windowsills, or door swings).

Double Vanity Dimensions and Requirements

Double vanities have become increasingly popular among homeowners seeking extra comfort and convenience in shared bathrooms. When looking into double vanity sizes, start at around 1200mm in width, extending up to 1500mm or 1800mm for maximum bench space.

When planning for double vanities, ensure there’s adequate spacing between basins—often at least 300mm—for each person to use their basin comfortably without bumping elbows. A clearance of at least 700mm in front of the vanity is usually recommended to allow for a comfortable walkway and easy opening of doors and drawers.

Keep in mind that double vanities require separate or shared plumbing lines for both basins, which may affect installation costs and feasibility. These practical considerations will help ensure your double vanity is as functional as it is beautiful.

Popular Double Vanity Configurations

In most homes, double vanities are often placed in master bathrooms. When selecting your configuration, consider what would work best for your household. Some homeowners prefer two shared drawers, which is ideal for couples or families requiring symmetrical storage. Others opt for one long countertop design, perfect for a contemporary look while offering continuous bench space for toiletries.

For those who value personal space, separate ‘His and Hers’ stations offer designated areas for each user, reducing morning bathroom congestion.

Bathroom Vanity Size

Bathroom Vanity Height Considerations

Standard bathroom vanity sizes in Australia typically range from 850mm to 900mm in height, which suits the average adult.

When considering the height of your vanity, remember that comfort varies by user. Taller individuals may prefer vanity heights closer to 900mm, while shorter adults and children might find 850mm more comfortable for daily use. If standard bathroom vanities don’t feel right for your household, you might consider a custom build that suits your exact requirements.

Your basin choice will also affect the functional height—above-counter basins add extra height to the overall profile, while inset basins maintain the countertop height as the working surface.

For households with specific accessibility needs, such as wheelchair access or use by young children, ensure the bathroom vanity units meet relevant regulations while still serving all users comfortably.

Depth Dimensions for Bathroom Vanities

Another critical measurement is depth. How deep should your vanity be for comfort and functionality? Standard vanity depth typically ranges between 450mm and 550mm, providing ample space for a basin and convenient storage beneath. For smaller bathrooms where space is at a premium, reduced depths of 350mm to 400mm can serve well, though they do offer less space in drawers or cabinets.

Your choice of basin style also influences the depth decision—vessel or above-counter basins often work with a shallower countertop area, while undermount or inset basins may require a deeper surface to accommodate plumbing.

Regardless of the depth you choose, ensure you have at least 700mm clearance in front of the vanity to comfortably open cabinet doors and stand at the basin.

Balancing storage needs with available floor space can be tricky. Deep vanities hold more but may overwhelm small bathrooms. Shallow vanities save space but offer less room for toiletries or cleaning products.

Space-Saving Vanity Options for Small Bathrooms

Tight bathrooms don’t mean compromising on style or functionality. If you’ve got minimal space, consider these solutions:

  • Corner vanities are excellent for making good use of awkward nooks. They typically measure about 450mm-600mm along each wall and efficiently eliminate dead space.
  • Wall-hung vanities (also known as floating vanities) create the illusion of a bigger space by mounting the unit off the floor, which also makes cleaning underneath much simpler.
  • For particularly narrow bathrooms, wall-mounted vanities with depths as little as 350mm can be perfect. Despite their slim profile, built-in shelving or vertical storage solutions can still provide ample storage space.
  • Another space-saving option is vanities with sliding doors and drawers, which reduce the swing area needed in tight bathrooms and prevent door clearance issues.

Custom Vanity Sizing Possibilities

Standard bathroom vanity sizes cover most needs, but what if you require something truly unique? Custom vanity units might be the perfect solution if your bathroom layout is unusual or you have special height or storage requirements.

Consider custom vanities when you have irregular floor plans, heritage ceilings, or special aesthetic preferences that standard options can’t satisfy. While custom builds typically come with higher price tags than off-the-shelf standard bathroom vanities, the results are fully personalised to your space and style preferences.

Bathroom Vanity Size

Australian Standards and Regulations for Bathroom Fixtures

Beyond style and size, legal and safety requirements matter. Australia’s National Construction Code (NCC) sets minimum guidelines for wet-area installations that you’ll need to follow when installing a new vanity.

These include minimum clearances, typically requiring at least 600mm from the front of the vanity to any opposite fixture—though you should always double-check official Council rules for the most up-to-date guidelines.

If you’re designing for accessibility, be aware that vanity heights and under-bench clearances must accommodate wheelchair users, with specific requirements detailed in the relevant standards.

Waterproofing is another critical consideration, as the area around bathroom vanities must meet strict standards to prevent water damage and mould growth.

For Newcastle residents, it’s worth noting that major bathroom renovations may require council approval, especially if they involve structural changes. Consulting with local experts like Hunter Bathroom Renovations can help navigate these requirements efficiently.

Balancing Aesthetics and Functionality in Vanity Selection

The right vanity size isn’t just about measurements—it ties into the bathroom’s overall style. Proportions, materials, and storage options all influence how the room looks and feels.

When selecting your vanity, proportion is a key consideration—a vanity that’s too large can overwhelm the bathroom space, while one that’s too small might look out of place and provide insufficient storage. Take time to evaluate your daily habits and storage needs. Some households require extra drawers or shelves for linens and toiletries, while others prefer a minimalist approach with fewer compartments.

Current design trends in Newcastle favour natural textures, stone countertops, and premium materials that stand the test of time. Even simple upgrades like drawer fronts in versatile designs from leading brands can transform a basic vanity unit into a statement piece.

Key Takeaways

Create Your Perfect Bathroom Today

At Hunter Bathroom Renovations, we simplify the decision-making process through personalised consultation. From initial design and selection to professional installation, we ensure your new vanity is a perfect fit, both aesthetically and functionally.

Ready to transform your bathroom? Contact us today for personalised advice, and take the next step in your renovation journey with confidence.

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Jarrod Adnum

Jarrod Adnum is the founder of Hunter Bathroom Renovations. He is proud to lead an experienced team and support staff that are experts in their field. All staff ensure you are getting the best solutions and service for your bathroom.

Bathroom vanity size