OHEKA CASTLE Mansion Tours

Standing as one of Long Island’s most striking historic landmarks, OHEKA CASTLE invites visitors into a world where early 20th-century grandeur meets meticulously maintained formal gardens. Located in Huntington, New York, this mansion tour is more than just a walk through a lavish estate—it’s a journey through American aristocratic history framed by elegant architecture and sweeping views. Built in the 1910s by financier Otto Hermann Kahn, OHEKA CASTLE is among the largest private homes in the United States, embodying a blend of French chateau style with an unmistakable East Coast stately charm.

The hour-long guided tour offers a carefully curated look inside the mansion’s refined interiors, including richly decorated rooms that echo the opulence of a bygone era. Visitors gain insight into the estate’s design elements, from handcrafted wood paneling and original art pieces to the intricacies of its construction and the notable personalities who once called this place home. Stepping outdoors, the tours continue amid the estate’s formal gardens, where manicured lawns, geometric hedges, and seasonal blooms shape vivid outdoor rooms that shift meaningfully with every visiting season.

OHEKA CASTLE stands out not only for its architectural prominence but also for its role in expanding public access to private historic estates, blending cultural preservation with immersive visitor experiences. Located just a short drive from New York City, this destination provides a powerful contrast to urban life, giving visitors a chance to pause amid tranquility while gaining a deep appreciation for local heritage. Perfect for history buffs, garden lovers, and families, the mansion tours at OHEKA CASTLE offer a concise, engaging experience that balances education and atmosphere.

Whether you're pausing between hikes or seeking an enriching day trip, this distinctive site offers a memorable window into Long Island’s rich historical landscape.