3 Madison Street. Located at the crossroads of Madison Street and Main Street, Sag Harbor, overlooking the Civil War Monument and centered in the commercial quarter of the Historic District, this offering presents an extremely rare opportunity to acquire one of the Village's trophy properties. A mixed use building of both prime retail space - approximately 2,100 s.f. - and residential space - two apartments each with three bedrooms, two bathrooms and open living areas. Also included is an 1,139 s.f. outbuilding which fronts on Church Street. By appointment only.