Welcome to 5731 Mona Ln, Dallas, TX -- a truly distinctive property on over half an acre of beautifully treed land offering exceptional space, versatility, and storage throughout. And in sought after Duncanville ISD!!! The property includes a 3,905 sq ft main residence plus a separate 1,240 sq ft, three-level apartment provides flexible space for guests, office, studio, or potential income use. The main home features 4 bedrooms and 4.5 baths with extensive built-ins in nearly every room. The oversized kitchen provides abundant cabinet and countertop space, room for a breakfast table, and a separate formal dining area. The spacious main living area showcases a wood-burning stove and custom shelving. Additional spaces include a private office with built-ins, a flex room with shelving, and a game room featuring built-in shelves, built-in desk, window seat with storage, and a half bath. Main house also has a back up generator. The primary suite offers built-ins, dual sinks, oversized jetted tub, large shower, and an extra-large closet with safe room plus an additional closet. The primary bath connects to an additional handicap-accessible bath also accessible from a secondary bedroom. Upstairs includes a large bedroom with full bath and generous closet. Outdoor amenities include a screened-in porch, large multi-level deck with gazebo, treehouse with electricity, two underground steel bunkers (vented and solar serviced) each with kitchen and bathroom, and three storage buildings A rare opportunity offering character, functionality, and unmatched storage. Truly a must-see property.