A custom-built megamansion in an ultra-exclusive Dallas neighborhood is on the market for $45 million—among the most expensive in Texas.
Casa de Ondas, a 13,800-square-foot home at 5547 Walnut Hill Lane in Dallas, recently hit the market for $45 million, according to the listing with Allie Beth Allman & Associates. The megamansion is located in Crespi Estate, a four-home gated micro-community in the Preston Hollow neighborhood.
The six-bedroom, six-bathroom, four half-bath property was built in 2025 and sits on a two-acre lot. Among its luxury amenities, the estate features floor-to-ceiling windows, an underground speakeasy, brass-wrapped temperature-controlled wine cellar, a double-volume living room, golf simulator, double-sided fireplace and an expansive gym with a steam room, sauna and massage room.
Outdoors, the listing highlights more than 5,000 square feet of covered terraces, lush gardens, a water lily pond, a custom pool and spa, volleyball and sport courts, and an outdoor kitchen and fire pit…