Best Interior Designers in California

California's design culture is as varied as its geography — from the canyons and hills of Los Angeles to the fog-cooled hills of San Francisco, the beaches of Orange County and San Diego, and the desert light of the inland valleys. It is the birthplace of several of the twentieth century's most influential residential ideas: the indoor–outdoor Case Study houses, mid-century modernism, and the glamorous Hollywood Regency look, all of which still echo in how the state's best designers work today. California interiors tend to prize natural light, an easy flow between inside and out, and a relaxed but considered luxury — whether that means a warm, layered canyon house, a clean-lined modern on a bluff, or a restored Spanish Colonial with hand-troweled plaster and tile.

The state's designers are also shaped by a demanding, design-literate clientele — including a strong entertainment-industry presence — and by a mature design trade with deep showroom and maker resources. This guide organizes California's interior designers by city, so you can find firms who actually work in your market and understand its architecture, light and building requirements. Choose a city below to see the designers serving that area, or open a firm's profile for a closer look at its work. Listings reflect each business's public presence rather than paid placement — a reliable starting point for a design project anywhere in California.