Luxury, function, and unmatched construction quality come together on this extraordinary 1.5-acre property in Derby, KS. Built in 2022 with NO special taxes, this one-of-a-kind estate features over 6,000 sq ft in the main home, plus an incredible 32x60 detached building with separate living quarters, creating endless possibilities for multi-generational living, guest accommodations, rental potential, or private business use. The main residence offers 5 bedrooms, 4 bathrooms, and was thoughtfully designed with both everyday comfort and upscale entertaining in mind. At the heart of the home is a chef's kitchen featuring a ZLINE 6-burner gas range with grill, premium appliances, and an absolutely stunning 5x14 Brazilian granite waterfall island accented with natural gold flakes. The kitchen is finished out with a large, walk in butlers pantry. Upstairs, you'll find an impressive theater room with a full wet bar creates the ultimate space for movie nights, game days, and entertaining on a grand scale. Around the corner is another large room that could make for an oversized bedroom, office, playroom, etc! In the finished basement near the desk/workstation area, an additional space has already been plumbed and prepared for a future wet bar, offering even more potential for entertaining or custom expansion. The spacious primary suite is truly a retreat, complete with a remote-activated hidden gun safe, oversized walk-in closet that connects directly to the main-floor laundry room, and a spa-like bathroom featuring Italian porcelain tile, full tile shower surrounds, and three shower heads. The primary home also showcases striking three-panel glass windows with aluminum casing and built-in blinds, adding both style and functionality throughout the space. Built with ICF construction (13.5-inch concrete walls), both the home and detached building offer superior energy efficiency, durability, sound insulation, storm protection, and resistance to termites. Additional mechanical features include 3 HVAC systems (5 ton, 3 ton, and 3.5 ton), electric water heaters, and 200 amp service throughout. Step outside to your private backyard oasis featuring an 18x20 in-ground pool with custom slide, shallow beach-style entry, and 8-foot deep end. Bose outdoor speakers remain for the perfect entertainment setup with an acceptable offer. The yard also includes new seed, irrigation well, turfed dog run, and a hidden built-in dog kennel leading directly to the covered back balcony. Car enthusiasts, hobbyists, and anyone needing serious workspace will love the true 4-car attached garage (28x42) with polished concrete floors, along with the impressive 32x60 detached building featuring a massive 40x32 dedicated shop area with ample room for vehicles, equipment, storage, or projects. Also within the detached structure is a fully separate living quarters offering its own full kitchen, 2 bathrooms, a laundry area, living room, and four bedrooms, making it ideal for multi-generational living, guests, rental income, or private office space. Utility-conscious buyers will appreciate rural water, propane central gas, alternative septic system recently serviced, and multiple internet provider options including Cox, AT&T, and Velocity. A rare opportunity to own a custom-built, high-performance estate offering luxury finishes, practical amenities, and room to live, work, and entertain—all in sought-after Derby, Kansas.