140 S Winston Ln, San Antonio

Modern Luxury Meets Industrial Strength in Castle Hills

This one-of-a-kind, 5,338 sq. ft. residence sits on a spacious ¾-acre lot in the heart of Castle Hills and includes a separate 2,400 sq. ft. detached garage/workshop—perfect for hobbyists, collectors, or entrepreneurs. Completely renovated from the studs up, this home was thoughtfully rebuilt to preserve and showcase original steel elements, blending modern comfort with timeless industrial character.” —into a stunning four-bedroom, three-and-a-half-bath residence with dual primary suites (one upstairs, one down) and an attached two-car garage.

Designed with timeless elegance and lasting durability, the home features commercial-grade steel construction and abundant natural light through expansive windows. Every detail has been thoughtfully curated by interior designers, from premium tile and flooring to refined hardware and fixtures that exude classic sophistication.

The gourmet kitchen flows seamlessly into open-concept living and dining areas, while the expansive covered back patio is an entertainer’s dream—complete with a full outdoor kitchen. Beyond the patio, a lush lawn leads to a separate 2,400 sq. ft. garage/shop outfitted with three-phase electricity, offering endless possibilities for hobbyists or entrepreneurs. Whether you’re operating welding equipment, hydraulic car lifts, or even kilns for ceramics or glassblowing, the power infrastructure is already in place.

Additional features include:

• RV parking with electric hookups

• Fully fenced yard

• Ample space for a pool in either the backyard or large side yard

• Zoned climate control with a 14-ton, 3-phase commercial Daikin VRV heat pump system and individual thermostats for each room.

• Access panels strategically integrated throughout for easy serviceability of mechanical systems, ductwork, and plumbing

• Reverse osmosis system with rear cabinet access

• Magnetic access panels behind the outdoor kitchen for quick maintenance of equipment

No detail was overlooked in this thoughtfully engineered home. A rare opportunity to own a truly unique, high-performance property in one of San Antonio’s most desirable neighborhoods. Only five minutes from the Medical Center and five minutes to the airport.