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25 Coastal Bathroom Decor Ideas With Easy, Breezy Style

Updated on January 16, 2026
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Start each day like you’re on a seaside getaway with these inspiring coastal bathrooms.

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Photo: Joseph Bradshaw
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Dive Headfirst Into Coastal Bathroom Design

Craving the coast? Bring the beach to your bathroom and bask in year-round tranquility by making a few fresh updates. Whether you’re looking for full-blown renovation ideas or searching for small, easy-to-recreate projects to bring crisp, coastal style to your space, we’ve got you covered. Ready to take the plunge? Dive into our top coastal bathroom decor ideas.

First up: Try incorporating navy into an all-white bathroom. This spa-style space is dripping with seaside sophistication thanks to navy striped cafe curtains and glossy navy vanities. A Turkish towel in the same saturated shade adds a pop of contrast to the tub. Brass hardware makes a handsome finishing touch here, but if you prefer a cooler palette, polished nickel or chrome fixtures are equally striking against this classic color.

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Photo: Emily Followill Photography, Stylist: Yvonne Orchard, Architect: Michael Granger, Builder: Old Seagrove Homes. From: Liz Williams Interiors
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Show Off Your Shells

One foolproof way to bring coastal style to your washroom? Seashells! This well-appointed powder room features fern-print wallpaper and polished nickel hardware. Together, these elements create a tropical backdrop to the pièce de résistance — a shell-clad vanity mirror. The pearlescent baubles shine against the elegant setting, bringing undeniable coastal style to the space.

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Photo: Joseph Bradshaw
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Make a Splash With Stripes

Kick up the coastal appeal in your bathroom by wrapping the walls in classic cabana stripes. Here, crisp white and blue stripes line the walls, creating a breezy, beach-inspired backdrop that enhances the ceiling height. Sun-bleached floral tiles in coordinating hues line the shower stall, while travertine tile floors add a laidback element to the space. The playful design is rounded out with charming coastal touches, including a woven rattan mirror, a small but mighty palm frond and a sea of striped towels. A retro swimsuit painting hangs above the toilet, punctuating the design with a pop of red.

How to Paint Stripes on a Wall

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Photo: Dana Jeffery Hoff, Design: Weeth Home, Kitchen Design: Jennifer Gilmer Kitchen & Bath, Architect: Bernardon Design & Sokolow Architects. From: Marnie Custom Homes
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Drench Your Trim

What’s blue, white and rattan all over? Just the most charming coastal bathroom we ever did see! French blue Moroccan star tiles pack panache underfoot and serve as the jumping point for the remainder of the design. The same mid-tone blue coats the trimwork and dual vanity facade, creating clean contrast against the white walls and countertops. Woven-framed mirrors add sunny disposition to the wall above the sinks. Get the beachy-chic look in your bathroom in a weekend or less by painting your trim a similar blue hue and treating yourself to some rattan storage baskets.

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Photo: Manu Rodriguez, Benjamin Reynaert (Stylist), Mercer General Works (GC), Brendan McHugh/McHugh Architecture (Architect). From: Laura Krey Design
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Go Fish

Fish wallpaper may seem a bit on the nose until you see a space that comes together as swimmingly as this one. Here, the sought-after Cole & Sons Fornasetti Acquario wallpaper anchors the powder room in quiet luxury, setting the tone for a misty, ocean-inspired palette. A bronze shield mirror adds polish above a custom lapis vanity with a honed blue stone countertop and woven cabinet doors.

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Photo: Joseph Bradshaw
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Birds of a Feather

Skip the scales and pull out the plumage to pack personality into your ensuite. A framed print of American Flamingo by John James Audubon makes a statement above the makeup counter in this coastal primary bath. Snag the same iconic print to bring a touch of the tropics (and a splash of color) to your beachy bathroom, or choose another iconic Audubon print, such as Great Blue Heron, for an understated approach.

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Photo: Michael J. Lee, Architecture: Patrick Ahearn, Builder: E.J. Jaxtimer Builder. From: Robin Gannon
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Get Your Coastal Fix

Looking for a quick coastal fix? Give your vanity a beachy look by painting your existing cabinets a soft blue hue. Replace your simple mirror with a bold, bamboo-framed alternative and incorporate some braided baskets for storage. Upgrade simple white linens with a fresh navy-trimmed set to enhance the classic, East Coast appeal.

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Catch of the Day: Herring(bone)

This fresh bathroom offers coastal inspiration from every angle. The sparkling white walls and counter create an airy base that allows the soft cerulean vanity to serve as the focal point. Unlacquered brass hardware with visible patina gives the space a warm, lived-in look. And, finally, our two favorite details: A pair of ship-inspired sconces and blue-on-blue herringbone tile floors.

Herringbone vs. Chevron

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Photo: Michael J. Lee Photography, Architecture: Patrick Ahearn Architect, Builder: E.J. Jaxtimer Builder Jaxtimer. From: Robin Gannon
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Play With Pale Blue

It’s tempting to leave your walls white when you love a bright-and-airy look, but what if you used this coastal primary bathroom as your inspiration and used barely-there blue instead? Here, soft blue walls pair with crisp white trim, pristine marble floors and shiplap ceilings to maintain a fresh, open feeling. Coordinating soft blue touches are woven into the space through textiles, like the area rug, embroidered towels and Roman shades.

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Photo: Michael J. Lee Photography. From: Robin Gannon
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Or, Opt for Aqua

Psst! You don’t have to stick to cool-toned blues and bright white when outfitting your coastal bathroom. Bring warmth into the equation with a mix of aqua and sandy-hued finishes instead. This main bathroom pays homage to its coastal locale with an aqua glass tile backsplash inspired by the ocean's blue. The whitewashed woven mirror adds another layer of coastal flair.

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Photo: Dana Jeffery Hoff, Design: Weeth Home, Kitchen Design: Jennifer Gilmer Kitchen & Bath, Architect: Bernardon Design & Sokolow Architects. From: Marnie Custom Homes
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Shades of Sand & Sea

Recreate this serene coastal bathroom design with finishes that reflect the sand and sea. This suite offers ample inspiration with a custom white oak vanity and powder blue storage cabinet to match the waterfront views from the window. Soft beige walls and contrasting white trim complement the sleek ceramic soaking tub. Nickel hardware shines against the soothing color palette and beige marble brings warmth and movement underfoot.

How to Create a Coastal Palette

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Photo: Emily Followill Photography, Stylist: Yvonne Orchard, Architect: Michael Granger, Builder: Old Seagrove Homes. From: Liz Williams Interiors
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Stay Serene With Blue & Green

Every day feels like a vacation when it begins in this dreamy, blue-and-green space. Denim-hued grasscloth wraps the walls in texture, creating a traditional and polished backdrop for a pearly white vanity and mirror. Rope-wrapped sconces flank the mirror, sporting pleated floral shades in the same energizing celery shade used for the custom shower curtain. A mango wood bowl adds natural warmth to the marble vanity, and oversized fish prints add interest to the wall just around the corner.

Bold Blue & Green Design Inspo

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Photo: Alise O'Brien Photography
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It's a Picnic

Beach picnic, anyone? This bright, coastal bathroom is emboldened with a gingham-and-palm wallpaper. The lively backdrop is balanced with an elegant white vanity topped with a marble counter and timeless polished nickel fixtures. A vivid blue, elongated octagonal mirror serves as the focal point above the sink, and a glass vase filled with glossy banana leaves adds natural vibrancy to the countertop.

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Photo: Michael J. Lee, Architecture: Patrick Ahearn, Builder: E.J. Jaxtimer Builder. From: Robin Gannon
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Run to Red

Blue, white and green are the first colors we associate with coastal design — but, red? It's a close second. The ruby hue invites a handsome, nautical energy to a coastal bathroom and energizes spaces big and small. Point proven: This dreamy, decked-out bathroom wrapped in red-and-white ticking stripe walls and finished with star-spangled tile floors. Coastal touches include a bamboo vanity, woven jute baskets, a shell-adorned mirror and a mighty whale wall hanging.

Decorate With Red, White & Blue

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Photo: David A. Land. From: HGTV Magazine
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Go All In With Octopus

This coastal bathroom is energized by a tangle of aqua octopuses floating against a vibrant coral backdrop. The floating sea creatures lend a sense of whimsy to the walls, working overtime as art within the space. Install a bold octopus wallpaper on your bathroom walls for equally show-stopping results or achieve a similar vibe using a few framed prints and paintings. Or skip the tentacles altogether, and cop the color palette instead. Aqua, coral and white make a timeless trio guaranteed to put a pep in your step to start the day.

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Photo: Manu Rodriguez, Benjamin Reynaert (Stylist), Mercer General Works (GC), Brendan McHugh/McHugh Architecture (Architect). From: Laura Krey Design
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Or, Add a Touch of Tentacles

This coastal cottage bathroom's walls are covered in blue-and-white patterned paper, creating a movement-rich backdrop for a powder blue scalloped mirror. A honed marble counter adds European charm to the space, contrasting with the otherwise preppy finishes. Designer Lauren Krey commissioned the sculpted tentacle sconce from artist Adam Wallaavage and topped it with rattan shades to bring coastal whimsy overhead.

Our Favorite Blue Bathrooms

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Photo: Avery Nicole Photography, Surf Coastal. From: Heather Scott Home & Design
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Capiz, Please!

Coastal bathrooms offer the ultimate opportunity to install capiz light fixtures and shimmery mother-of-pearl touches. This airy blue-and-white ensuite features both, and designer Heather Scott cranks up the coastal appeal even more with a gleaming white herringbone backsplash and a framed watercolor of the beach.

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Photo: Genevieve Garrupp. From: Nastasi Vail Design
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Enter Squid Games

Let this polished powder room inspire you to dabble in squid games — you know, sans the gore — by introducing chic, sea creature wallpaper. Here, the walls are finished with an emerald wallpaper adorned with lilac, blue and white fish, squid and shells. A white mirror shines against the moody backdrop, lending a crisp, coastal touch to the design.

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Photo: Ryan Garvin Photography. From: Kennedy Cole Interior Design
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Tie the Knot

Never underestimate the impact material selections have on a design. Case and point? This utility-forward bathroom by Kennedy Cole Interior Design. The space features glossy, floor-to-ceiling zellige tiles, striped penny tile floors and a wall-mounted bucket sink. These features align with many interior design styles, but one detail lands this space squarely in the coastal category: rope. The design team uses knotted jute to suspend the mirror above the sink, making this space feel like it belongs below deck.

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Photo: Stacy Zarin Goldberg. From: HGTV Magazine
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Make Your Own Coastal Views

Enjoy coastal views without a window (or body of water!) in sight using a seaside toile wallpaper. This nautical powder room features a deep navy wallpaper adorned with a charming, illustrated watersport motif. White shiplap lines the lower half of the wall, lending a crisp contrast against the deep blue paper, and a rope-wrapped mirror invites natural warmth and texture above the sink. Industrial, ship-inspired chrome sconces frame the mirror and complement the chrome hardware below. The final coastal touch: A ceramic whale soap dish.

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Photo: Ashley Gilbreath. From: Ashley Gilbreath
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Look to Portholes

When in doubt, a porthole mirror will bring coastal flair to your bathroom every time. Bonus points are up for grabs if you happen to wrap your walls with reclaimed wood, and throw a wall-mounted metal sink into the mix — a la this nautical powder room by Ashley Gilbreath.

More Summer-Ready Coastal Designs

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Pack for Palm Beach

Skip the coastal grandmother look and up the glamour in your powder room or ensuite with a Palm Beach-inspired design instead. This head-turning powder room invites guests to linger a little longer in front of the oval mirror, transporting them back to Addison Mizner’s era as they reapply their lipstick. It features a chic pink palm frond wallpaper, a wall-mounted sink with brass wallpaper and gilded sconces and hardware. Draw inspiration from this space and incorporate pink, palms and golden touches in your coastal bathroom for a retro, regency look.

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Photo: Nader Essa. From: Design 4 Corners
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Fish Out of Water

And, here, we have all the coastal inspiration you need to (finally) start your kids’ bathroom project. This washroom is equal parts playful and polished. The bones of the room are simple yet sophisticated with ivory beadboard walls, white penny tile, an espresso-stained vanity, marble counters and oil-rubbed hardware. Design 4 Corners offsets the elegant fixtures by covering the walls in fish-print wallpaper. Industrial pendant lights in the same aqua finish invite a layer of nautical utility to the space, while oversized round vanity mirrors nod to ship portholes.

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Photo: Laurey W.Glenn. From: Ashley Gilbreath
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Let Blue Lead the Way

Follow in designer Ashley Gilbreath’s footsteps and lead guests to your coastal hall bathroom by painting the door a striking shade of blue. This punchy, ocean blue pairs seamlessly with creamy walls, a white vanity and bronze or brass hardware. Steal more designer-approved ideas and incorporate woven baskets, rope and fluffy white linens with blue embroidery for classic seaside appeal.

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Photo: Lauren Pressey Photography. From: About Space, LLC
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Stick to Sandy Hues

Achieve coastal flair without a drop of blue in sight! This neutral bathroom forgoes water-inspired hues for sandy ones. To recreate this seaside look in your home, layer beige and warm white from floor to ceiling, and opt for iridiscent finishes reminiscent of seashells (like this glossy mosiac tile backsplash).