When renovating a bathroom, one of the most common and often confusing - what size bathroom vanity should I get? It may sound like a simple design choice, but selecting the wrong size vanity can disrupt the entire flow and functionality of your space. A vanity that’s too small may leave you scrambling for storage, while an oversized one can crowd your layout and make the bathroom feel cramped.
Choosing the ideal size involves more than just measuring the wall. You’ll need to consider plumbing placement, daily usage needs, storage preferences, and aesthetic harmony. In this guide, we’ll explore these aspects in detail to help you confidently select a vanity that enhances both your bathroom’s beauty and function.
Understanding Standard Vanity Sizes
Width Options and Layout Considerations
When thinking about what size bathroom vanity should I get, the width is often your first decision. Standard bathroom vanities range from 18 inches to 72 inches in width. Here's a breakdown of common sizes and the types of bathrooms they're best suited for:
- 18” to 24” vanities are ideal for powder rooms or small guest baths where space is limited.
- 30” to 36” vanities are suitable for medium-sized bathrooms and provide more surface and storage space.
- 48” to 60” vanities are great for master baths and can accommodate double sinks or additional drawer units.
- 72” vanities are perfect for luxury bathrooms or shared spaces, offering dual sinks and extensive storage.

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Before choosing, measure your wall space carefully and leave room for plumbing access and drawer clearance. Always account for door swing and traffic flow - especially in shared or high-traffic bathrooms.
Depth and Height Matter Too
While width gets most of the attention, depth and height are equally vital. A standard vanity depth is about 21 inches, but shallower models at 18 inches are available for narrow spaces. This depth allows enough room for a sink while not protruding too far into the bathroom.
As for what is the height of bathroom vanities, traditional vanities stood at 30 to 32 inches high. However, modern preferences lean toward “comfort height” vanities at 34 to 36 inches, which align better with kitchen counters and reduce bending - especially appreciated by taller individuals or those with back issues. What is the height of bathroom vanities also depends on who will be using the space. In children's bathrooms, for example, a lower height may still be the best choice.
Factors That Affect Vanity Size Selection
User Needs and Daily Functionality
The most practical way to answer what size bathroom vanity should I get is by thinking about your day-to-day use. Do you need double sinks? Extra drawer space? Do multiple family members get ready at once?
- Single users can easily make do with 24” to 36” vanities.
- Couples or families may benefit from double-sink vanities starting at 60”.
- Storage-focused users should consider vanities with deep drawers or side cabinets.
Also, take into account whether you'll be standing for long grooming sessions or simply using the sink for quick hand washes. This will affect both height and counter space preferences.

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Plumbing Constraints and Wall Space
Your current plumbing layout may limit how wide or deep your vanity can be without incurring major remodeling costs. If your plumbing is off-center, you may need a custom solution. This is why wall measurements and pipe positions should be the first step before falling in love with a specific vanity.

Material Quality and Durability
Once size is determined, the next big question is what are bathroom vanities made of? Because bathrooms are exposed to high humidity, it’s crucial to choose materials that resist warping and mold. Common vanity materials include:
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Solid wood: Offers longevity and timeless appeal but may be pricier.
- MDF (Medium Density Fiberboard): Budget-friendly but less durable when exposed to moisture.
- Plywood: A balance between cost and durability, especially when sealed properly.
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Particle board: Least expensive and least durable; not recommended for bathrooms with poor ventilation.
Countertop materials like quartz, granite, or solid surface also play a role in how your vanity stands up to daily wear. Pairing high-quality materials with the correct size can significantly extend your vanity’s lifespan.
Style, Brand, and Storage Considerations
Finding Your Design Aesthetic
Size also influences style. A larger vanity allows for grander designs—double sinks, open shelving, and integrated towel racks. Smaller vanities may offer minimalism and floating options, which are perfect for tight, modern bathrooms.

Your chosen style should blend seamlessly with your overall bathroom design. Whether it's farmhouse rustic, sleek contemporary, or classic traditional, make sure the vanity complements the tone of your space.
Storage Features Based on Size
Bigger isn’t always better unless the extra inches offer functional storage. Look for features like:
- Deep drawers instead of shallow shelves.
- Pull-out organizers for hair tools or cleaning supplies.
- Built-in hampers or medicine cabinets.
Make sure the internal layout serves your lifestyle, especially if countertop space is limited.

Choosing a Reliable Brand
Finally, shoppers often ask what is the best brand of bathroom vanities? While personal taste and budget play a role, the following brands are consistently praised for quality, design, and value:
- Kohler - Known for innovation and sleek finishes.
- IKEA - Offers modular and affordable options, perfect for small spaces.
- SpryInterior - Great for variety and customer reviews.
When choosing a brand, look for warranties, reviews, and after-sale service. A reputable brand can make installation smoother and long-term maintenance easier.
Conclusion
Choosing the right vanity size doesn’t just influence your bathroom’s appearance - it determines how you use the space every single day.
By aligning functionality with form, you’ll be investing not just in a vanity but in a bathroom experience that makes your daily routine smoother and your home more valuable. Take measurements carefully, plan for the future, and don’t settle for a vanity that’s just “okay.” The right choice will bring both beauty and utility to your bathroom for years to come.
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