Rare opportunity at 51 Nassau St in Oshawa. This versatile two-storey property features four rental units, offering excellent income potential in a high-demand area. Ideal for investors or end-users alike, live in one unit and rent the others, or convert the property back into a spacious single-family home with an in-law suite. Live in your dream apartment while the other apartments pay your mortgage. Spectacular 1885 heritage mansion with large, elegant rooms, a spiral staircase, stunning artisanal molded 14 ft ceilings with massive windows. Enjoy downtown Oshawa, steps to the Robert McLaughlin Art Gallery, Library and many post secondary institutions: Ontario Tech University, Trent University, Queen's University Satellite Campus, Durham College . The Oshawa Centre is a 20 minute walk away and the pathway along Oshawa Creek meanders right down to Lake Ontario. The property is a 7 minute drive from the Go Train Station. Lots of new upgrades: Roof (2017), Boiler (2015), Rear fence (2025), Several new windows, New door locks (2025), New alarms (2025), Insulated ceiling (2013).