Boston Back Bay Townhouse At 59 Commonwealth Avenue Sold For $21 Million By Maggie Gold Seelig
59 Commonwealth Avenue
$21,000,000
$1,858/SF
Building Size
11,300 SF
Asset Type
Single Family
Closing
Dec 21, 2025
AI
A single-family townhouse located at 59 Commonwealth Avenue in Boston, MA, has been sold for a price of $21 million. This property, built in 1910, encompasses approximately 11,300 square feet and features elevator access, multiple patios offering skyline views, and an attached garage.
Summary of transaction details:
- Property Type: Single Family
- Transaction Amount: $21,000,000
- Square Footage: 11,300
- Price per Square Foot: $1,858
- Market: Boston, MA
- Broker: Maggie Gold Seelig - Mgs Group Real Estate
Maggie Gold Seelig of Mgs Group Real Estate represented the transaction, marking a potential price record for Boston in 2025 with this sale of the Back Bay townhouse.
Players
Boston Single Family Market Snapshot
Boundary boundary · Single Family · Sale transactions
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Purchase Price
Annual NOI
Loan Amount
Interest Rate (%)
Loan Term (yrs)
Down Payment (%)
Cap Rate
0.76%
Cash-on-Cash
-0.22%
Monthly Payment
$14,164
Annual Debt Svc
$169,964
Annual Cash Flow
$-11,334
DSCR
0.93