Bathroom Tile Guide: How to Choose the Right Tile for Your Remodel

Tile selection is one of the most consequential decisions in a bathroom remodel. It affects how the space looks, how it functions on a daily basis, how easy it is to maintain, and whether it holds up over the years. It is also one of the areas where homeowners most commonly make decisions they later regret — either because they prioritized aesthetics without considering performance, or because they did not understand how floor and wall tile requirements differ.

This guide gives you a framework for making good tile decisions before you set foot in a showroom.

Floor Tile and Wall Tile Are Not the Same Decision

The single most important distinction in bathroom tile selection is that floor tile and wall tile serve fundamentally different functions and have different performance requirements.

Floor tile must meet slip resistance standards. The ANSI A137.1 standard uses a Dynamic Coefficient of Friction (DCOF) rating to measure how slip-resistant a tile surface is when wet. For bathroom floors, the recommended minimum DCOF rating is 0.42. Polished stone, glazed ceramic, and many smooth-finish tiles do not meet this threshold and are not appropriate for bathroom floors, regardless of how attractive they are.

Matte-finish porcelain, textured tile, unpolished stone, and small-format mosaic tile (where the grout lines increase traction) reliably meet or exceed the 0.42 threshold. When evaluating tile for a bathroom floor, ask your contractor or the tile supplier to confirm the DCOF rating.

Wall tile does not need to meet floor slip resistance standards because it is not walked on. This opens the aesthetic range considerably. Polished marble, glossy subway tile, decorative hand-painted tile, and large-format glazed porcelain are all appropriate for walls where they would not be safe for floors.

Understanding this distinction lets you use tile more creatively — a polished marble-look tile on the walls and a matte porcelain in a complementary tone on the floor, for example, gives you both the visual impact of polished stone and the practical safety of a slip-resistant floor surface.

Color Strategy: Light, Dark, and Everything Between

Color choice affects how a bathroom reads spatially and how much maintenance it requires.

Light tile in small bathrooms: Light-colored tile — whites, creams, light gray, soft beige — reflects light and makes a smaller bathroom feel more open. This is a genuine optical effect, not just a design cliché. In a bathroom under 50 square feet, lighter tile on walls and floors contributes meaningfully to the feeling of space. Light tile pairs naturally with white fixtures (tubs, toilets, vanity sinks), which are still the standard in most North Shore bathrooms.

Dark tile in larger spaces: Dark tile — deep gray, charcoal, black, navy — works best when there is enough space that it does not feel oppressive. In a larger master bathroom with good natural light or strong artificial lighting, a dark tile floor or feature wall creates contrast and a sense of visual weight that reads as sophisticated. For inspiration on high-end tile applications in larger spaces, see our luxury bathroom remodel ideas. In the same tile, a small windowless bathroom feels like a cave.

The practical consideration with dark tile: Dark floors and dark wall tile show water spots, soap residue, and mineral deposits more readily than light tile. If your water is hard (which it is in most of the Chicago North Shore), dark glossy tile will require more frequent cleaning to stay looking good. Matte dark tile is more forgiving.

Neutral coordination: The most durable bathroom tile choices are those that can accommodate fixture and accessory changes over time. A white or light gray tile floor and a white subway tile wall will not require wholesale replacement if you decide to change your vanity color, towel color scheme, or mirror style in ten years. A very bold or specific tile choice — a distinctive pattern, an unusual color, a heavily veined stone — is a commitment that not every future homeowner or future version of you will love.

Format Decisions: Size, Pattern, and Visual Effect

Tile format — the size and shape of the tile — affects both the visual character of the space and the practical aspects of installation.

Large-format tile (12x24, 24x24, 24x48 and larger): Large tiles reduce the number of grout joints visible in a space, which creates a cleaner, more continuous visual effect. They are popular in contemporary bathrooms because they read as minimal and modern. The trade-off is that large-format tile requires a very flat, stable substrate — any unevenness in the wall or floor telegraphs through a large tile in a way that smaller tile tolerates better. Installation is also more demanding and typically costs more per square foot than standard tile installation.

Standard format tile (3x6, 4x4, 6x6, 12x12): Subway tile (3x6 or 4x8) is the most commonly used wall tile in bathroom remodels, and for good reason — it is versatile, works in nearly any style of bathroom, and has held its visual relevance through decades of design trends. A 12x12 or similar format floor tile is practical, widely available, and easy for most tile contractors to install well.

Mosaic tile: Small-format mosaic tile (typically 1x1, 2x2, or penny tile) creates a high grout-joint-to-tile ratio, which adds traction on floors. It is often used as a shower floor material for this reason — and pairs particularly well with heated bathroom floors, where the smaller format accommodates the heating element underneath without the lippage risk of large-format tile. Mosaic tile is more expensive to install because it requires more cuts and more grout, and more grout means more surfaces to keep clean.

Running bond vs. stacked layout: The same tile installed in a horizontal running bond (like brickwork, with joints offset) versus stacked (joints aligned) reads differently. Running bond is traditional and visually active. Stacked is contemporary and clean. This is a layout decision your installer can adjust without changing the tile itself.

Coordinating Tile Across the Bathroom

A bathroom with five different tile selections — one for the floor, one for the shower walls, one for the shower floor, one for the tub surround, and one for the vanity backsplash — can read as busy and incoherent. The better approach is to limit the palette and use variation within it deliberately.

A simple coordination framework:

• Choose one primary floor tile and use it throughout (main floor and shower floor, or at least in the same color family)
• Choose one primary wall tile and use it on the main bathroom walls and shower walls
• Introduce variation through a single accent tile — a different color, texture, or pattern used in one feature location (a shower niche, a band at chair-rail height, the tub surround)

This approach gives the bathroom visual coherence without being monotonous. Three well-chosen tiles coordinated intentionally look more considered than five tiles selected independently.

Floor-to-wall transition: Using the same tile on the floor and the shower walls — or tiles in the same color family with different finishes (matte floor, polished wall) — creates continuity that makes a bathroom feel larger and more unified. This is especially effective in a wet room design, where a single tile flows across floor and walls without any transition.

Grout color: Grout lines are visible. A light grout with dark tile creates contrast; a grout matched to the tile reads as more seamless. Lighter grout shows dirt and discoloration over time; darker grout hides it but can be harder to touch up if repairs are needed. Epoxy grout is more resistant to staining and moisture than cement grout and is worth the added cost in shower applications.

Common Mistakes in Bathroom Tile Selection

Choosing tile in a showroom under artificial lighting without seeing it in your actual bathroom space. Tile looks different under different light conditions. If your bathroom has warm incandescent lighting, a cool gray tile that looked perfect in a daylight-lit showroom may read differently at home. Request samples and live with them in the actual space for a day or two before committing.

Not accounting for the full installation area. Order 10 to 15 percent more tile than the measured square footage to account for cuts, breakage, and future repairs. Running out of a discontinued tile mid-project is a real problem that delays schedules and sometimes forces a complete tile change.

Selecting tile and then choosing grout as an afterthought. Grout color is part of the tile decision. Have a specific grout color in mind when you select tile, and confirm that the combination works together before the materials are ordered.

For more on the full scope of a bathroom remodel, see /bathroom-remodeling/. If you are selecting tile as part of a larger project and want guidance specific to your layout, contact Delta Remodels for a consultation. We work with homeowners across the North Shore from Wilmette through Lake Forest.