Welcome to 4000 Post Oak Rd, a rare opportunity to own a beautifully crafted estate with two residences in one of Flower Mound’s most desirable neighborhoods! This exceptional property offers the perfect blend of comfort, privacy, and convenience, set on a spacious lot surrounded by mature trees and thoughtfully landscaped grounds. The main home features an open-concept layout with soaring ceilings, abundant natural light, and elegant finishes throughout. The chef’s kitchen offers granite countertops, stainless steel appliances, and a large island ideal for entertaining. The primary suite is a private retreat with a spa-like, recently updated bath and a generous walk-in closet, as well as a doggy door leading to the dog run. Additional highlights include multiple living areas, a sunroom, a dining space, a study with arch doorway, and three full baths. As a bonus, the tournament-size pool table stays! The updated guest house provides added versatility and privacy, perfect for multigenerational living or extended guests with 2 bedrooms, 1.5 baths, and a finished study off the garage. Features include heated flooring in the primary bath, a walk-in shower and separate MediTub, LED smart mirrors, accessibility upgrades throughout, epoxy garage floor with attic SafeLift system, and recently replaced hvac (2025) with a halo UV light. Both homes feature whole-home ecowater filtration and water softener with smart controls, RO water systems at kitchen sinks, recent windows (2021-2022) and roofs (2024). Enjoy outdoor living with a wrap-around patio, lush landscaping, and updated pool equipment (2022). A 2-car garage and ample storage sheds complete this impressive estate. Additional outdoor features include a dog run kennel, chicken coop negotiable, irrigated garden, greenhouse, creek, gazebo, outdoor dining area, etc. Located minutes from top-rated schools, shopping, dining, Grapevine Lake and nearby DORBA trails. This is a one-of-a-kind property you don’t want to miss!