$2,500/mo · For rent
This home is in Claflin Building, a 155-unit condominium building built in 1899.

21 Beacon St. #9L is a 1-bedroom, 1-bath rental in Boston, MA 02108 with 325 square feet, asking $2,500 a month. It has been on our site since October 6, 2026.
The median asking rent among the 1114 other 1-bedroom rentals in Boston is $3,569 a month. This one asks about 30% less.
At 325 square feet, it is smaller than 100% of the 1056 other 1-bedroom rentals in Boston with a stated size.
This home is assessed at $404,700 for fiscal year 2023.
It scores 100 out of 100 for walkability, from how close everyday places are.
The closest train or subway stop is Park Street (MBTA Red Line and Green Line B·C·D·E), about 0.1 miles away. The closest bus stop is Beacon St @ Park St (MBTA route 43), about 0.1 miles away.
The closest public schools by level are Eliot K-8 Innovation School (0.7 miles) and Boston Adult Tech Academy (0.7 miles). The district decides which school serves an address.
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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To ask about this home or book a tour, call Benjamin Realty at (617) 734-5050 or email [email protected].