$38,000,000 · For sale

Presenting 55 Commonwealth Avenue, a rare opportunity to acquire one of Back Bay's finest turnkey single-family homes, an address that rarely, if ever, comes to market. Spanning nearly 11,000 SF on the sunny side, this exceptional home offers a combination of scale, natural light, and turnkey living. Designed for both entertaining and everyday living, the home features formal living and dining rooms, an expansive family room, chef’s kitchen, library, multiple offices,media room, catering kitchen, and a wellness level with fitness studio, and sauna. The residence offers 5+ bedrooms with multiple ensuite baths, three private terraces, nine fireplaces, temperature-controlled wine room, multiple laundry rooms, and a best-in-class elevator with access to every level. Complete with 2 private garage spaces and 1 gated outdoor space, this home stands as the only turnkey single-family residence available on the sunny side of the second block of Comm Ave, a genuine once-in-a-generation offering.
55 Commonwealth Avenue is a 5-bedroom, 6-bath single-family home for sale in Boston, MA 02116 with 10,803 square feet, asking $38,000,000. It was built in 1875. It has been on our site since July 15, 2026.
The median asking price among the 42 other 5-bedroom single-family homes for sale in Boston is $1,432,000. At $3,518 a square foot, it compares with a median of $534 among the 246 other single-family homes for sale in Boston with a stated size.
At 10,803 square feet, it is larger than all of the 42 other 5-bedroom single-family homes in Boston with a stated size.
This home is assessed at $11,716,200 for fiscal year 2023. It last sold for $14,000,000 in April 2013.
It scores 100 out of 100 for walkability, from how close everyday places are.
The closest train or subway stop is Arlington (MBTA Green Line B·C·D·E), about 0.2 miles away. The closest bus stop is Boylston St @ Berkeley St (MBTA routes 9, 10, 55), about 0.2 miles away.
The closest public schools by level are Quincy Elementary School (0.6 miles), Vassal Lane Upper School (1.3 miles) and Snowden International High School (0.2 miles). The district decides which school serves an address.
Listing information from MLS Property Information Network (MLS PIN), MLS #73517239, deemed reliable but not guaranteed. Prices are compared with other homes listed on this site today. Trains and buses come from the transit agencies’ published schedules and schools from the National Center for Education Statistics. Distances are straight-line. Assessed values and past sales are public records from municipal assessors, published by MassGIS. An assessed value is set for taxation and may differ from market value.
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