5801 St Andrews Court ONE OF A KIND! RARE DETACHED PRIVATE ENTRY 2-BED CASITA + MAIN HOME - TRUE MULTI-GEN LIVING. This exceptional custom residence offers two fully independent living spaces, thoughtfully designed to deliver both privacy and connection. The main home showcases 4 spacious bedrooms, multiple living areas, a dedicated study, and an upstairs retreat complete with a media room, full bath and flexible bonus space. An open-concept design anchors the home, highlighted by a gourmet kitchen featuring an expansive island and commercial-grade gas range perfect for both everyday living and entertaining. Seamless indoor-outdoor flow leads to a resort-style backyard with an outdoor kitchen and covered living area, ideal for year-round enjoyment. Complementing the main residence is a rare, detached two-bedroom private casita with its own entrance creating a truly separate second home. Ideal for extended family, long-term guests, or a private owner's retreat, the casita offers independence without sacrificing proximity. Across both living spaces, the home features 6 bedrooms, 5 bathrooms, and 3 living areas, with a highly desirable three-way split-bedroom layout that ensures privacy for all. Dedicated study and secondary living area on the main level. Wine and dry bar for effortless hosting. Spacious laundry and mudroom designed for daily convenience. Upstairs media room with private bar and full bath. Versatile craft-flex room for hobbies, fitness or workspace.This meticulously maintained home is loaded with upgrades, including: New Class IV roof, Fully owned free & clear Tesla Solar Panels (no monthly electric bill), Whole-house water filtration system by Westinghouse, New Jellyfish exterior lighting system. Located within Keller ISD and just minutes from premier shopping and dining, with convenient access to DFW International Airport (approx. 15 minutes), this property delivers luxury, flexibility and unmatched functionality in one of Colleyville's most desirable areas.