$699,831
$577K since sold in April 1993$7,000 since September
This home's estimate is 10.7% lower than the average sale price ($784K) of 6 comparable homes.
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Off market apr 1993 for $122K
$699,831
Est. refi paymentEst. refi $826/mo
1
bd•
1 ba
•
606
sq ft
321 Commonwealth Ave #21, Boston, MA 02115
About this home
321 Commonwealth Ave #21 is a 606 square foot condo with 1 bedroom and 1 bathroom. - it last sold on April 28, 1993 for $122,500. Based on Redfin's Boston data, we estimate the home's value is $699,831.
CondoProperty Type
1880Year Built
$1,155Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
Earn from this home
Sell
$664,147
Est. take-home
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Refinance
$0
Est. cash available
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Rent
$2,542/mo
Redfin rental estimate
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Market trends in Back Bay West, MA
Last updated September 2026
Buyer's Market
Seller's Market
Balanced market
Sale-to-List Price
94.7%
3.3% MoM
Median sale price
$1.0M
$159K MoM
Avg. days on market
64d
40 days MoM
Recently sold homes
13
6 MoM
New listings for sale
Provided by Redfin
Property details
Around this home
Lifestyle
Provided by Walk Score and Local Logic
Sun exposure
In this area, properties receive around 9.2 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.
JuneDecember
Provided by Shadowmap
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