ARCHSPLACEArchitecture, made simple — since 2018
How Archsplace worksStart projectSign in
How Archsplace worksStart projectSign in
  1. home
  2. ideas & inspiration
  3. a coastal penthouse with open views and sunlit finishes

— Ideas & inspiration

A coastal penthouse with open views and sunlit finishes

A coastal penthouse is defined by expansive glazing, light-filled interiors, and a refined mix of natural textures that soften the urban setting. Typical materials include oak, limestone, plaster, linen, and brushed metal, often paired with terraces, deep overhangs, and breezy indoor-outdoor transitions. The palette stays airy and restrained, using whites, sand, pale gray, and weathered blue accents.

  • penthouse
  • coastal
Start a project →
A coastal penthouse with open views and sunlit finishes
ProjectpenthouseSettingcoastalReferences24

— References

References to explore

Ideas & inspiration
contemporary penthouse — sunroom (coastal)
sunroom penthouse contemporary coastal
mid-century modern penthouse — pergola (coastal)
pergola penthouse mid-century modern coastal
mid-century modern penthouse — front yard (coastal)
front yard penthouse mid-century modern coastal
art nouveau penthouse — family room (coastal)
family room penthouse art nouveau coastal

How do I make a penthouse feel coastal without going too nautical?

Use natural textures, a light neutral base, and subtle blue-green accents rather than obvious seaside motifs. Keep the detailing simple and architectural.

tropical penthouse — server room (coastal)
server room penthouse tropical coastal
craftsman penthouse — room (coastal)
room penthouse coastal
eclectic penthouse — formal dining room (coastal)
formal dining room penthouse eclectic coastal
mediterranean penthouse — main hall (coastal)
main hall penthouse mediterranean coastal

What finishes work best in a coastal penthouse?

Matte or honed finishes usually suit the look better than high gloss. Limestone, pale timber, textured plaster, and linen-upholstered pieces fit well.

art nouveau penthouse — informal dining room (coastal)
informal dining room penthouse art nouveau coastal
contemporary penthouse — flower bed (coastal)
flower bed penthouse contemporary coastal
sustainable penthouse — walk in closet (coastal)
walk in closet penthouse sustainable coastal
modern penthouse — home office (coastal)
home office penthouse modern coastal

Is this style suitable for small penthouses too?

Yes, if you prioritize light colors, uncluttered furnishings, and clear sightlines. Large windows, mirrored or reflective surfaces used sparingly, and built-in storage help keep the space open.

vintage penthouse — nursery (coastal)
nursery penthouse vintage coastal
neoclassical penthouse — training room (coastal)
training room penthouse neoclassical coastal
futuristic penthouse — patio (coastal)
patio penthouse futuristic coastal
renaissance penthouse — library (coastal)
library penthouse renaissance coastal
bauhaus penthouse — pool (coastal)
pool penthouse bauhaus coastal
modern penthouse — breakfast nook (coastal)
breakfast nook penthouse modern coastal
renaissance penthouse — reception (coastal)
reception penthouse renaissance coastal
vintage penthouse — edging (coastal)
edging penthouse vintage coastal
eclectic penthouse — bedroom (coastal)
bedroom penthouse eclectic coastal
renaissance penthouse — terrace (coastal)
terrace penthouse renaissance coastal
rustic penthouse — workshop (coastal)
workshop penthouse rustic coastal
contemporary penthouse — small kitchen (coastal)
small kitchen penthouse contemporary coastal

— The style

What defines it

Materials

Oak, limestone, plaster, linen, glass, and brushed metal are common, often with outdoor stone or timber on terraces.

Palette

Soft whites, sand tones, pale gray, muted blue, and warm neutrals create a bright, coastal feel.

Combines with

It combines a high-rise penthouse layout with seaside-inspired light, openness, and relaxed detailing.

— Professionals

Who has already built it

See all professionals →Start a brief with this style →

— Explore

Keep exploring

— Questions

Frequently asked questions

How do I make a penthouse feel coastal without going too nautical?

Use natural textures, a light neutral base, and subtle blue-green accents rather than obvious seaside motifs. Keep the detailing simple and architectural.

What finishes work best in a coastal penthouse?

Matte or honed finishes usually suit the look better than high gloss. Limestone, pale timber, textured plaster, and linen-upholstered pieces fit well.

Is this style suitable for small penthouses too?

Yes, if you prioritize light colors, uncluttered furnishings, and clear sightlines. Large windows, mirrored or reflective surfaces used sparingly, and built-in storage help keep the space open.