An exceptional opportunity to own a versatile property in a central mid-island location. This condominium encompasses a spacious half of a duplex featuring three bedrooms and two full baths, along with a separate two-bedroom, two-bath cottage tucked privately at the rear of the property. The main residence offers comfortable living spaces designed for year-round enjoyment or seasonal use, while the recently built detached cottage provides outstanding flexibility for extended family, guests, and rental income. With five bedrooms and four full baths across two independent dwellings, this unique property is ideal for investors, multi-generational living, or buyers seeking the convenience of additional guest accommodations. Located just moments from Nantucket's year-round amenities, schools, shopping, and beaches, 21A Pine Grove Road combines privacy, functionality, and strong income potential in one compelling package.