Architectural Trends: 18 Coastal Beach House Exterior Designs

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Hey there, design lovers and beach dreamers!

Picture this: You're sipping your morning coffee, watching the waves crash against the shoreline, and suddenly, it hits you – that perfect coastal dream home is calling your name. I've been there, trust me. After countless beach vacations and hours of scrolling through design magazines, I've become a bit of a coastal exterior design fanatic.

Whether you're a design newbie or a seasoned home decorator, this guide is your backstage pass to 18 jaw-dropping coastal beach house exteriors that'll make you want to pack your bags and move seaside right now.

So grab your favorite drink, get comfy, and let's start this design journey together!

1. Classic New England Shingle Style

The quintessential coastal cottage look, the New England Shingle Style, remains a perennial favorite.

Characterized by wood shingle siding, often in a weathered gray finish, these homes feature asymmetrical facades, gambrel roofs, and expansive porches.

Modern interpretations often incorporate larger windows to maximize ocean views and natural light.

2. Minimalist Scandinavian-Inspired Coastal Retreat

Drawing inspiration from Scandinavian design principles, this trend combines the simplicity of Nordic aesthetics with coastal elements.

Think clean lines, white-washed exteriors, and large glass panels. Natural wood accents, such as cedar shakes or driftwood-hued trim, add warmth to the minimalist palette.

3. Modern Farmhouse Meets Coastal Chic

The popular modern farmhouse style gets a coastal makeover in this trend.

Board-and-batten siding in crisp white is paired with metal roofing for a contemporary twist.

Large black-framed windows and nautical-inspired lighting fixtures complete the look, bridging the gap between rustic and seaside aesthetics.

4. Mediterranean-Inspired Coastal Villa

For those seeking a more exotic coastal vibe, Mediterranean-inspired designs offer a compelling option.

Stucco exteriors in sun-bleached hues, terracotta roof tiles, and arched windows create a sense of old-world charm.

Wrought iron balconies and colorful ceramic tile accents add character and visual interest.

5. Contemporary Glass and Steel Beach House

Pushing the boundaries of traditional cottage design, this ultra-modern approach emphasizes transparency and connection to the landscape.

Floor-to-ceiling windows, sleek steel framing, and cantilevered decks create a striking silhouette.

Natural materials like stone and weathered wood help ground the design in its coastal setting.

6. Eco-Friendly Dune Cottage

Sustainability meets style in this environmentally conscious design trend.

Green roofs planted with native coastal vegetation help the structure blend seamlessly into dune landscapes.

Reclaimed wood siding, solar panels, and rainwater harvesting systems showcase a commitment to eco-friendly living.

7. Cape Cod Cottage Revival

The timeless appeal of Cape Cod architecture gets a fresh update in this trend.

Traditional elements like dormer windows, symmetrical facades, and cedar shingles are retained, but with modern touches.

Oversized windows, contemporary color palettes, and streamlined detailing bring this classic style into the 21st century.

8. Plantation-Style Beach House

Drawing inspiration from the Caribbean and South Pacific, this style features wide, wraparound verandas, shuttered windows, and steeply pitched roofs.

Pastel color schemes, decorative woodwork, and lush tropical landscaping create a laid-back, island-inspired atmosphere.

9. Nordic Fjord-Inspired Coastal Retreat

Drawing inspiration from the dramatic landscapes of Scandinavian fjords, this design combines rugged natural elements with sleek modern architecture. The design emphasizes a profound connection to nature, showcased by a cantilevered viewing platform that seems to float above the water's edge.

The exterior features a striking contrast of rough-hewn local stone and expansive glass panels, creating a seamless blend between the built environment and its surroundings.

A green grass-covered roof not only provides excellent insulation but also helps the structure merge with the coastal landscape. 

A sleek wooden pathway leads to the entrance, guiding visitors through the rugged terrain.

This style is particularly suited to coastal areas with rocky cliffs and dramatic vistas, offering inhabitants an unparalleled immersion in the raw beauty of fjord-like coastlines.

10. Nautical New American Cottage

This design trend takes cues from classic American architecture but infuses it with playful nautical elements.

Navy blue and crisp white exteriors, porthole windows, and ship lap siding evoke a maritime feel.

Rope railings, brass hardware, and vintage buoy decorations complete the seafaring theme.

11. Australian Beach Shack Modernized

Inspired by the laid-back surf culture of Australia, this trend reimagines the humble beach shack for contemporary living.

Corrugated metal roofing, weathered wood decking, and simple, boxy forms are elevated with high-end finishes and expansive glazing.

Indoor-outdoor living is emphasized through seamless transitions to beachfront patios and decks.

12. Northwest Coastal Craftsman

Blending the artisanal details of Craftsman architecture with coastal influences, this style is perfect for cooler, rainier seaside locales.

Deep overhanging eaves, exposed rafter tails, and stone-clad pillars are trademark features.

A muted color palette of grays, blues, and greens reflects the moody coastal skies of the Pacific Northwest.

13. Art Deco Beach Bungalow

For a touch of glamour and nostalgia, the Art Deco Beach Bungalow trend is making waves.

Streamlined forms, geometric patterns, and bold color blocking characterize these eye-catching designs.

Porthole windows, chrome accents, and tropical motifs add to the retro-chic coastal vibe.

14. Hamptons-Inspired Luxury Coastal Estate

Epitomizing refined coastal living, this trend draws inspiration from the grand summer homes of New York's Long Island.

Symmetrical facades, columned porticos, and manicured landscapes create a sense of timeless elegance.

Shingle siding, often in soft grays or blues, is paired with crisp white trim for a classic look. 

15. Rustic Coastal Geodesic Dome Cottage

While geodesic domes are often associated with futuristic design, this coastal interpretation takes a more rustic, traditional approach. This design combines the structural advantages and distinctive shape of a geodesic dome with the warm, inviting aesthetics of classic coastal cottages, resulting in a truly one-of-a-kind seaside retreat.

The dome structure is clad in weathered cedar shakes, giving it a seaside charm that blends seamlessly with classic coastal aesthetics.

Several dormer windows protrude from the dome's surface, offering picturesque ocean views while maintaining a cozy cottage feel.

A wide wraparound deck with white railings encircles the base of the dome, providing ample outdoor living space.

This deck is often adorned with Adirondack chairs and potted hydrangeas, creating inviting nooks for relaxation and sea-gazing.

A stone chimney rising from one side of the dome adds a touch of traditional cottage charm.

The approach to this unique home is equally charming, with beach grass lining a winding wooden boardwalk that leads to the cottage entrance.

16. Bohemian Beach Cottage 

Embracing a more eclectic and free-spirited approach, the Bohemian Beach Cottage trend celebrates individuality and artistic expression.

Vibrant colors, mix-and-match textures, and handcrafted details characterize these unique homes.

Think colorful tile work, carved wood details, and plenty of outdoor living spaces adorned with macramé hangings and vintage finds.

17. Adaptive Reuse Lighthouse Cottage

In a nod to coastal heritage, this trend repurposes historic structures like lighthouses and fishing shacks into charming modern homes.

Original features are preserved and highlighted, while contemporary additions provide necessary living space.

The juxtaposition of old and new creates a compelling architectural narrative.

18. Floating Coastal Cabin 

Pushing the boundaries of what defines a coastal cottage, this innovative trend takes waterfront living to the next level.  

These compact, self-sufficient homes float on coastal waters, offering unparalleled connection to the marine environment.

Sustainable technologies, such as solar power and water recycling systems, are seamlessly integrated into the design.

You’re well on your way!

As we wrap up, I want you to remember something important: Your dream beach house isn't just about looking perfect on Instagram. It's about creating a space that feels like home, that whispers (or sometimes shouts) your personal story against the backdrop of sun, sand, and endless horizons.

I remember my first visit to a truly personalized beach house – every design choice told a story. The driftwood accent wall? Collected from family beach trips. The color palette? Inspired by the owner's childhood summers. That's the appeal of coastal design – it's not just about trends, it's about memories.

Pro-tip for all you aspiring beach house decorators: Start small. Maybe it's a fresh coat of paint that hints at ocean blues, or some weathered wood accents that bring the beach vibes home. Don't get overwhelmed – every great home improvement project starts with a single inspiration.

Your home should make your heart sing whenever you pull into the driveway. These 18 designs are your inspiration, your starting point. Now, if you’re interest in more inspiration for a Hamptons style beach home, check out this post!

Cheers to beautiful spaces and even more beautiful memories! 🌊🏡✨


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