Extraordinary opportunity to live in Prime SoHo in an authentic Duplex Loft on highly sought-after Mercer Street! The main floor of the Loft has soaring ceiling heights approaching 15ft, with exposed brick and original hardwood flooring. In the rear discover a stunning old-world solarium - a unique feature to first floor homes from this era. A winding steel staircase reaches for the sky, with the surrounding kitchen basking in natural light. Multiple mezzanines are configured for Home Office and Sleeping areas. Stretching from West to East, with 1 full bath, and tons of storage, this home can have a variety of uses and reconfigurations for its new owner. Connected by an internal staircase, the lower level is currently configured as a work space, with fantastic 9.5ft ceilings and plenty of options for use. 18 Mercer Street has made key upgrades, utilizing a modern intercom and entry system, and a key-lock elevator. Built in 1861 and part of the stunning SoHo-Cast Iron Historic District, 18 Mercer offers a classic New York City lifestyle! Cobblestone streets, boutique retail, popular dining, art galleries, and mass transit options are in all within reach. Be close to Gourmet Garage, Trader Joe's, Little Italy, and the exploding tech center within Hudson Square! This is a co-exclusive.