420 St. John Lane 4 BED 4.5 BATH, OFFICE, MEDIA ROOM, 3, 635 SF and 459 SF luxury SUNROOM Totaling 4, 094 SF - Seller is Listing Agent Located in the highly sought-after Star Trail community in Prosper, TX, with easy Tollway access, this stunning west-facing custom single-story home offers exceptional design, functionality, and over $200, 000 in upgrades. This carefully designed semi-custom home features 4 bedrooms, each with its own private ensuite bath, and two separate garages 2-Car, 451 sq ft and 1.5-Car, 446.5 sq ft ideal for extra storage or workshop. Epoxy flooring applied to both garages. The open-concept layout includes a dedicated office and multiple living areas, including a family room, media room, hearth room, and a spacious 459 sq ft enclosed sunroom with sliding glass doors to outdoor space. Sunroom also equipped with full HVAC, providing a true year-round living and entertaining space. Two mud rooms on opposite sides of home near garages. The gourmet kitchen is equipped with upgraded stainless steel appliances with double convection ovens, a beautiful oversized quartz island, extended upper cabinetry with dimming lighting for ambiance, large walk-in pantry, and a dedicated breakfast-coffee bar area. Interior highlights include vaulted ceilings with custom wood beams in family room, floor-to-ceiling tiled fireplaces in family room and hearth room, and wood flooring throughout all main living areas. The primary suite offers a spacious retreat with vaulted ceilings, bay window, and a luxurious spa inspired bath featuring an oversized walk-in shower, separate tub, dual vanities, and vaulted ceiling. Additional features include tankless water heater, solid-core doors, insulated 3rd car garage and additional high-end custom finishes throughout. This exceptional home offers a perfect blend of luxury, versatility, and thoughtfully curated design, ideally situated within one of Prosper's most sought-after master-planned communities.