KB Home operates as a homebuilding company in the United States. It operates through four segments: West Coast, Southwest, Central, and Southeast.
It builds and sells various homes, including attached and detached single-family residential homes, townhomes, and condominiums primarily for first-time, first move-up, second move-up, and active adult homebuyers. The company also provides financial services, such as insurance products and title services, as well as mortgage banking services, including residential consumer mortgage loans to homebuyers.