A well-designed bathroom should be both functional and aesthetically pleasing, yet many common design mistakes can make the space feel outdated, uncomfortable, or even impractical. Poor layout choices, unwise material selections, and overlooked details can turn a bathroom into a daily source of frustration. While some mistakes are easy to fix, others can be costly and time-consuming to correct. By avoiding these common pitfalls and making smarter design choices, you can create a bathroom that stands the test of time while remaining stylish and efficient.
1. Poor Lighting Choices

Lighting is one of the most critical elements in a bathroom, yet many homeowners make the mistake of relying solely on overhead fixtures. This creates harsh shadows and uneven illumination, making daily tasks like shaving or applying makeup more difficult. According to Architectural Digest, layered lighting—including sconces at eye level and recessed lights—helps achieve a more balanced and flattering glow. Instead of a single, overly bright ceiling light, opt for a mix of ambient, task, and accent lighting to enhance both function and aesthetics.
Inadequate lighting also contributes to a cold and uninviting atmosphere, making the bathroom feel less like a relaxing retreat. Installing dimmable fixtures can provide versatility, allowing for bright light when needed and a softer ambiance for unwinding in the bath. Natural light is another crucial factor, so if possible, add frosted windows or skylights to bring in daylight without sacrificing privacy. Thoughtful lighting choices can instantly elevate the look and usability of any bathroom.
2. Oversized Bathtubs

Large, luxurious bathtubs may seem like a dream addition, but they often take up excessive space without being used frequently. Many homeowners install oversized tubs only to realize they rarely have time for long, indulgent soaks. As reported by The New York Times, many people are ditching large bathtubs in favor of spacious, spa-like showers that offer greater practicality. Unless a bathtub is essential to your lifestyle, reconsider dedicating valuable square footage to one that may sit unused.
Beyond wasted space, oversized tubs can also lead to higher water and heating costs, making them less energy-efficient than expected. Their bulkiness can dominate a bathroom’s design, leaving little room for functional features like storage or double sinks. Instead, consider a sleek, freestanding tub or a well-designed walk-in shower that provides both style and practicality. A smaller, well-placed bathtub can still provide luxury without overwhelming the room.
3. Pedestal Sinks with No Storage

Pedestal sinks have an elegant, timeless look, but they often lack the storage necessary for a functional bathroom. While they work well in powder rooms, they can be impractical in full baths where toiletries, cleaning supplies, and towels need to be stored. According to Better Homes & Gardens, built-in vanities provide necessary storage while still allowing for a stylish design. If space is a concern, wall-mounted vanities with hidden drawers can be an excellent compromise between aesthetics and function.
A lack of storage can lead to cluttered countertops and a messy appearance, which makes even a well-designed bathroom feel chaotic. Without proper organization, essential items end up scattered across surfaces, reducing both efficiency and visual appeal. Adding shelving, recessed medicine cabinets, or slim storage solutions can help maintain a tidy space while keeping essentials within reach. A clean, organized bathroom instantly feels more luxurious and put-together.
4. All-White Everything

A crisp, all-white bathroom might look pristine at first, but it can quickly become a maintenance nightmare. White surfaces show every speck of dirt, dust, and water stain, requiring constant cleaning to keep them looking fresh. According to Elle Decor, designers are now moving away from sterile, all-white spaces in favor of warmer neutrals and natural materials. Off-whites, greiges, and soft earth tones can create a more inviting and low-maintenance bathroom.
Beyond practicality, an all-white bathroom can also feel stark and uninviting, lacking the warmth and personality that make a space feel like home. Introducing textures through wood, stone, or patterned tiles can add depth and character without overwhelming the room. Small doses of color, whether through painted cabinetry or accessories, can break up the monotony while keeping the space sophisticated. A well-balanced mix of tones and textures makes for a timeless yet livable bathroom design.
5. Cheap, Builder-Grade Fixtures

Many bathrooms come with standard, builder-grade fixtures that lack both personality and longevity. While they may seem cost-effective at first, these mass-produced items tend to wear out quickly, leading to leaks, rust, or a dated look. Replacing plastic faucets, generic light fixtures, and flimsy towel racks with high-quality alternatives can dramatically improve a bathroom’s style and durability. Investing in solid brass or matte black finishes can provide a sleek, modern touch that lasts for years.
Cheap fixtures also contribute to a lackluster design that fails to make a statement or add value to a home. Simple upgrades, like swapping out a basic mirror for a framed version or replacing a standard faucet with a waterfall-style design, can elevate the entire room. Details matter in a bathroom, so choosing well-crafted hardware, lighting, and accessories can make even a modest space feel high-end. A few thoughtful upgrades can have a major impact on both appearance and functionality.
6. Wall-to-Wall Carpeting

Carpeted bathrooms were once a trend, but today they’re considered one of the biggest design mistakes. The absorbent nature of carpet makes it a breeding ground for mold, mildew, and bacteria, leading to hygiene issues and unpleasant odors. Over time, constant exposure to moisture causes carpet fibers to deteriorate, making the space look worn and unclean. Instead of carpet, opt for water-resistant materials like porcelain tile, vinyl plank, or natural stone for a more sanitary and stylish option.
Beyond practicality, wall-to-wall carpeting also gives a bathroom a dated appearance that feels out of step with modern design trends. It traps dust and allergens, making it a poor choice for those with respiratory concerns. Heated tile flooring can offer warmth and comfort underfoot without the drawbacks of carpet. Choosing a sleek, durable flooring option enhances both the hygiene and aesthetic appeal of the space.
7. Overly Ornate Vanities

Elaborate, antique-style vanities with intricate carvings and heavy detailing can make a bathroom feel outdated and visually overwhelming. While they were once seen as luxurious, modern design trends favor sleek, streamlined options that maximize both space and function. Ornate vanities can also be difficult to clean, with dust and grime accumulating in the carved details over time. Instead of an overly decorative vanity, opt for a minimalist design with clean lines and high-quality materials for a timeless look.
Beyond aesthetics, bulky and elaborate vanities can take up too much room, making a bathroom feel cramped and impractical. Many older-style vanities lack smart storage solutions, leaving countertops cluttered with toiletries. Floating vanities or those with hidden drawers provide a more efficient use of space while maintaining a polished, contemporary appearance. Choosing a vanity with a neutral finish and simple hardware allows for greater design flexibility and longevity.
8. Oversized Jacuzzi Tubs

Once considered the pinnacle of luxury, oversized Jacuzzi tubs have fallen out of favor due to their impracticality and high maintenance needs. These tubs take up an enormous amount of space, often leaving little room for other essential features like storage or spacious showers. Additionally, they require significant amounts of water and energy to operate, making them less environmentally friendly and costly to maintain. Many homeowners find that they rarely use their Jacuzzi tubs, making them an unnecessary fixture in modern bathroom designs.
Another major drawback of these large tubs is the difficulty of keeping them clean. The jets can easily collect mold, mildew, and bacteria, requiring frequent and thorough cleaning to remain hygienic. Many homeowners are now replacing their oversized tubs with luxurious walk-in showers that offer spa-like features such as rainfall showerheads and built-in seating. A well-designed shower provides relaxation without the hassle of maintaining a massive tub.
9. Vessel Sinks

Vessel sinks may look stylish in magazine spreads, but in reality, they tend to be more trouble than they’re worth. These raised basins sit on top of the vanity, creating extra height that can be uncomfortable for daily use. Many homeowners find them awkward to use, as water often splashes over the edges, making countertops messier and harder to clean. A sleek undermount or integrated sink offers a far more practical and low-maintenance solution.
Aside from functionality concerns, vessel sinks can quickly look outdated as design trends shift toward more seamless and minimalist styles. They also limit countertop space, making them less ideal for smaller bathrooms where every inch matters. Over time, the exposed edges of a vessel sink can chip or show wear, diminishing their sleek appearance. A more streamlined sink design ensures longevity and easier upkeep.
10. Glass Block Showers

Glass block showers were once a popular way to create a semi-private enclosure while letting in light, but they now feel bulky and outdated. These thick, textured glass structures take up more space than necessary and don’t provide the flexibility of modern shower enclosures. The grout lines between blocks are also prone to collecting dirt and mildew, requiring constant maintenance to keep them looking clean. Many homeowners are now opting for frameless glass showers, which provide a sleek and airy aesthetic without the bulk.
Beyond aesthetics, glass block showers can limit design possibilities and make a bathroom feel more closed off. The thick glass blocks don’t offer the same modern transparency as frameless enclosures, which allow for an open, spa-like atmosphere. Additionally, replacing or repairing glass blocks is far more difficult than working with a standard glass panel. A frameless glass shower with minimal hardware creates a cleaner and more contemporary look.
11. Clashing Tile Patterns

Mixing multiple tile patterns in one bathroom can quickly lead to a chaotic and visually overwhelming space. While some contrast can add interest, too many competing designs create an uncoordinated look that lacks harmony. Clashing tile choices can also make a bathroom feel smaller, as busy patterns draw the eye in too many directions at once. Sticking to a cohesive color palette and limiting bold patterns to one feature—such as a backsplash or accent wall—creates a more balanced design.
Another downside of excessive tile patterns is the difficulty of updating them as trends change. Intricate, multi-patterned designs can feel outdated more quickly, requiring costly renovations to keep the space looking fresh. Simple, classic tile choices like marble, subway tile, or neutral stone provide a timeless appeal that won’t go out of style. Thoughtfully selected tiles enhance the space rather than overwhelm it.
12. Wall-Mounted Toilets in the Wrong Spaces

Wall-mounted toilets can be a sleek and space-saving option, but they aren’t always the best choice for every bathroom. While they work well in minimalist designs, they require specialized installation that can be costly and difficult to repair if issues arise. In homes where plumbing access is limited, fixing a malfunctioning wall-mounted toilet can become an expensive and time-consuming process. A well-designed, floor-mounted toilet often provides a more practical solution for long-term use.
Beyond maintenance concerns, wall-mounted toilets can sometimes look too modern or clinical, clashing with the rest of the bathroom’s design. They also don’t always offer the same stability as traditional models, which can be a concern in households with young children or elderly family members. If space-saving is a priority, compact one-piece toilets provide a streamlined look without the potential drawbacks of a wall-mounted option. Choosing a toilet style that complements both the aesthetics and functionality of the space ensures a smarter investment.