With its diverse landscapes and progressive design culture, California has long been a fertile ground for innovative architecture and interior design. From coastal retreats in Malibu to desert homes in Joshua Tree and modern residences in Los Angeles and San Francisco, these projects reflect a deep connection to climate, light, and lifestyle.
Explore all architecture and interior design projects from California published on HomeWorldDesign—spaces that blend function, creativity, and the spirit of the West Coast.
Graoni Beach House, designed by Montalba Architects, is perched on the stunning Malibu coastline. The design incorporates added elevation on the first level to account for predicted rising sea levels, elongating the existing structure.
Discover the Carlsbad ADU by ModernGrannyFlat, a unique and sustainable living space designed for two families, featuring connected yet separate units, efficient planning, and stunning views.
Discover the Modern Hillside Montecito Home by Two Trees Architects, a serene mid-century modern retreat with natural materials, nestled by Los Padres National Forest.
Explore Andrew Morrall’s remodel of a 1,324 sq. ft. San Francisco condominium, featuring a new open floor plan, Edwardian details, and custom cabinetry.
Open 24 hours for guests and residents, the reimagined swimming pool at The St. Regis San Francisco enhances the hotel’s welcoming and gracious environment. Therefore, it invites everyone to experience the art of serenity
Sports Enthusiasts’ Hideaway by Klopf Architecture: A revitalized mid-century home with open-plan living, a sports bar, and expansive outdoor amenities including decks, a basketball half-court, and plunge pools.
Silverstein Properties, a prominent national real estate developer, owner, and property manager, has invested $35 million in a comprehensive capital improvement program to upgrade and reposition the U.S. Bank Tower in downtown Los Angeles.
Perched atop a mountain with expansive views of the Channel Islands off the Santa Barbara coast, Rincon House by ANACAPA Architecture embraces the landscape and the grandeur of its panoramic vistas.
Discover the innovative design of Crest Guesthouse, a 400-square-foot retreat crafted by Mork-Ulnes Architects in Marin County, just north of San Francisco. Despite its modest footprint, this one-and-a-half-story structure showcases ingenious solutions that maximize functionality and style.
