Nautilus-Inspired Limestone Estate Re-Lists for $8.87 Million in Dallas
A shell-shaped mansion designed by architect Michael Murphy has returned to the Dallas market with a price reduction. Located in the exclusive Preston Hollow neighborhood, the 17,000-square-foot residence at 5110 Park Lane is now priced at $8.875 million, according to Realtor.com, down from its initial $9.999 million asking price in May.

Context from Industry Pulse
The Preston Hollow submarket remains a focal point for high-end residential activity in Dallas, frequently attracting high-profile residents such as Mark Cuban and former President George W. Bush. This listing arrives amid a broader regional landscape where Texas real estate is seeing significant shifts. While residential trophy assets like the Park Lane estate continue to test price ceilings, the surrounding Dallas-Fort Worth area is navigating complex infrastructure challenges. Recent reports from Bisnow indicate that power grid constraints are currently impacting data center developments in the region, while voters in nearby Plano recently rejected tax-funded sports arena projects, signaling a selective environment for large-scale capital investments.
Architect Michael Murphy designed the home using a limestone-and-copper structure modeled after the spiral of a nautilus shell. According to Realtor.com, the property spans 1.67 acres of rolling terrain and dense foliage, featuring a creek that winds through the grounds. The main residence provides over 14,000 square feet of living space, while an attached natatorium adds nearly 2,400 square feet to the total footprint.
The interior layout is defined by wedge-shaped rooms that fan out from a central elevator. Realtor.com reports that this specific configuration was intended to provide exterior views from every room in the house. The use of Texas-quarried Lueders limestone extends from the outer walls into the living spaces, where it is paired with Venetian plaster and buffed concrete flooring. The property includes a main three-bedroom house and a two-bedroom guest apartment, supported by five full and four half-bathrooms.
The estate is organized with primary living quarters on the upper level, while the lower level serves as a hub for professional and recreational activities. As Realtor.com notes, this lower floor contains dedicated office space, conference areas, and media rooms. The attached natatorium features a lap pool equipped with a waterfall and fiber-optic lighting. Outdoor amenities include a gated wrought-iron perimeter and parking capacity for five vehicles.
Located in Preston Hollow, the estate sits near high-end retail centers like Highland Park Village and Inwood Village. Realtor.com highlights the proximity to Dallas Love Field and several top-tier private schools as a major draw for frequent travelers. The listing is currently held by Faisal Halum of Compass RE Texas.
The Industry Pulse Bottom Line
The price adjustment on this architectural landmark reflects a market recalibration for unique trophy assets, even within elite enclaves where custom design and privacy remain the primary value drivers.