Inside Pennsylvania's Most Expensive Home: A $28.8M Equestrian Estate

The most expensive home for sale in Pennsylvania in 2026 is Oak Grove, a 20,000-square-foot European-style mansion in Canonsburg listed for $28,876,000. This secluded 110-acre property combines a luxurious main residence with resort-style amenities, including an equestrian facility with radiant-heated stables, a private golf fairway, and a grand entertainment wing. Based on our experience assessment, the estate's broad appeal lies in its meticulous design, which offers a self-contained luxury lifestyle without requiring any additional work.

What defines the luxury real estate market in Pennsylvania? The luxury real estate market is characterized by properties that are significantly more expensive than the average area home, often defined by unique features, extensive acreage, and high-end amenities. In Pennsylvania, such estates frequently offer privacy, historical significance, or specialized facilities. Oak Grove exemplifies this with its 110 acres of land, a scale that is uncommon even in the high-end market, providing both seclusion and space for extensive recreational activities. The property's value is further supported by its recent transaction history, having last sold for $5.1 million in 2008 before the current custom mansion was completed.

What are the key features of this Canonsburg estate? The estate's main residence is designed for large-scale entertainment and daily luxury. Key interior features include a great room with a 26-foot ceiling, a billiard room, a dedicated cinema, and a dance floor. For culinary enthusiasts, the gourmet kitchen and a unique indoor hibachi grill cater to various dining experiences. The lower level is a highlight, featuring a bourbon bar and a wine cellar with a capacity for 2,000 bottles of wine. The listing agents describe the home as "absolutely immaculate," noting that its condition is turn-key, requiring no updates or renovations for the next owner.

How does the property cater to equestrian enthusiasts? Oak Grove offers professional-grade equestrian facilities that elevate it beyond a typical luxury home. The centerpiece is a 13-stall stable with radiant heated floors, ensuring comfort for both horses and handlers year-round. The property includes both indoor and outdoor riding arenas, along with fenced pastures. An advanced feature is the automatic waterers in the paddock, which track each horse's water intake to ensure proper hydration. The stable building is also equipped with a kitchenette and lounge area, making it a self-sufficient hub for equestrian activities.

What outdoor amenities are available beyond the equestrian facilities? For those with other interests, the grounds provide diverse leisure options. There is a 235-yard golf fairway and a separate putting green for private practice. The outdoor entertainment area centers around a 60-by-30-foot in-ground pool, accompanied by a stone pool house that includes a cabana, eating area, and kitchenette. The agents emphasize the "unlimited potential" of the property, where residents can practice golf, swim, or simply enjoy the meticulously maintained landscapes without ever leaving the estate.

Conclusion Prospective buyers of ultra-luxury properties should prioritize estates that offer a combination of a pristine main residence and specialized amenities tailored to their lifestyle. Oak Grove stands out for its comprehensive and move-in-ready condition, eliminating the need for immediate investment in upgrades. The key takeaway is the property's versatility; it is designed not just as a home but as a private resort, appealing to equestrian lovers, entertainment-focused hosts, and those seeking ultimate privacy and recreation. The integration of high-end, maintenance-conscious features like radiant heating in the stables demonstrates a level of detail that adds significant value and long-term convenience.