The 2,061-square-foot Unit 6 at 109 Beacon Street in Back Bay is a duplex penthouse with two bedrooms, two full bathrooms, and two fireplaces.
The spread in a building dating from 1865 also boasts a private roof deck via a second set of stairs. The place, then, becomes essentially a triplex in the warmer months.
The $1.995 million price tag through Century 21 Cityside doesn’t appear to cover parking. Still.