A 25-unit condominium community in Back Bay, Boston.
Market figures reflect closed sales over recent sales. Data sourced from MLS PIN.
90 Commonwealth Avenue stands as a premier Back Bay address on one of Boston's most prestigious blocks, housing 25 condominium units in an elevator building with live-in superintendent. The property occupies a coveted location on Commonwealth Avenue's second block, steps from the Public Garden, Newbury Street shops, and The Esplanade. Recent sales data shows a median price of $2.24 million with units averaging $1,354 per square foot, reflecting the building's standing among Boston's most desirable residential addresses.
The building offers a range of floor plans from two-bedroom configurations to expansive five-bedroom residences. Two-bedroom units range approximately 1,310–1,752 square feet and typically feature two full or two-and-a-half bathrooms. Three-bedroom units are the most common offering, consistently providing two bathrooms with single-floor living arrangements. One documented penthouse duplex unit offers potential three-bedroom, three-bathroom configuration requiring complete renovation.
Units showcase original prewar details including crown molding, decorative fireplaces, and hardwood floors, with many featuring recent renovations by recognized builders. High ceilings—notably 10 feet or more—and multiple window exposures characterize the spaces. Corner units command premium appeal, with south-facing and western exposures overlooking the Commonwealth Avenue Mall and First Baptist Church.
This Commonwealth Avenue address places residents at the heart of Back Bay's cultural and commercial core. The location offers immediate access to the Public Garden and Charles River Esplanade for recreation, while Newbury Street provides world-class shopping and dining steps away. Apartment living centers on single-floor layouts suited to urban professionals and families seeking convenience without compromise.
The building's prewar character—described consistently as elegant and gracious—combines with modern amenities including an elevator and superintendent oversight. Recent market activity shows six sales over the analysis period with an average 51 days on market, indicating strong buyer interest. Monthly HOA fees range from approximately $1,327 to $1,569, covering building operations and common area maintenance.
The architecture itself merits attention: units feature sweeping views of the Back Bay skyline, the Prudential Tower, and iconic Commonwealth Avenue Mall. Multiple window exposures flood units with natural light throughout the day while framing Boston's most recognizable landmarks.
Justin Rollo is a Massachusetts real estate expert with over a decade of experience and hundreds of South Shore transactions. He tracks every sale, pending, and price movement inside 90 Commonwealth Avenue — so whether you're buying into the community or thinking about selling, you're working with someone who knows this specific association inside and out.
Ask Justin about 90 Commonwealth Avenue →Over recent sales, units at 90 Commonwealth Avenue sold at a median of $2,237,503, about $1354 per square foot.
Monthly condo fees at 90 Commonwealth Avenue currently range from roughly $1327 to $1569, depending on unit size and what the association's master policy covers.
90 Commonwealth Avenue is a 25-unit condominium association in Boston, MA.
Recent sales at 90 Commonwealth Avenue averaged about 51 days on market, with 6 closings in the period.
