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366 Commonwealth Ave 2IBoston, MA 02115

For Sale

$449,000

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Own your piece of Back Bay. Unit 2I at 366 Commonwealth Ave offers a bright and thoughtfully arranged studio in one of Boston's most iconic neighborhoods. High ceilings, oversized windows, an equipped kitchen and a flexible layout make excellent use of the space. Set in a professionally managed elevator building with laundry on every floor and a specular common roof deck offering sweeping city views. Ideally situated at Commonwealth Ave and Mass Ave, moments from Newbury Street, the Charles River, Esplanade, Fenway Park, Kenmore Square and the Prudential Center. Enjoy easy access to the Green Line, #1 bus, Berklee, BU, Northeastern and the Longwood Medical Area. Whether you're looking for a city home, pied-à-terre or investment, this is your opportunity to make one of Boston's most coveted neighborhoods your own.

Last updated September 10, 2026

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Source: MLSPin #73570383

Listing Facts

  • TypeCondo
  • NeighborhoodBack Bay West
  • Bathrooms1
  • Days on Prevu14
  • HOA/Maint. Fees$787.96/month
  • Taxes$4,268/year
  • Size265 sqft
  • Price per sqft$1,694

Amenities

  • Pets Allowed

Location

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Listing History

09/01/2026
Listed by
$449,000
  1. 09/01/2026$449,000
    Listed by

Property Details for 366 Commonwealth Ave 2I

Association

Amenities

  • Association Amenities: Hot Water, Laundry, Elevator(s)
  • Community Features: Park
  • Pets Allowed: Yes

Fees

  • Association Fee: $787.96 Monthly
  • Association Fee Includes: Water, Sewer, Insurance, Maintenance Structure, Maintenance Grounds, Snow Removal

Exterior

Construction

  • Number Of Units Total: 69
  • Property Attached: Yes
  • Stories: 1
  • Stories Total: 1
  • Year Built: 1889
  • Year Built Details: Actual
  • Entry Level: 2

Measurements

  • Building Area Total: 265
  • Building Area Units: Square Feet
  • Lot Size Acres: 0.01
  • Lot Size Area: 0
  • Lot Size Square Feet: 265
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: W:05 P:03015 S:048,3360215
  • Tax Annual Amount: $4,268.00
  • Tax Assessed Value: $368,600.00
  • Tax Year: 2025

Interior

Measurements

  • Living Area: 265
  • Living Area Source: Public Records

Rooms

  • Bathrooms Full: 1
  • Bathrooms Total Integer: 1
  • Rooms Total: 1

Utilities

Equipment

  • Heating: Baseboard
  • Has Heating: Yes
  • Sewer: Public Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this condo have?

There is bedrooms and 1 bathroom in this condo at 366 Commonwealth Ave 2I.

Are pets allowed at 366 Commonwealth Ave?

Yes, 366 Commonwealth Ave allows pets.

What are the annual taxes for 366 Commonwealth Ave 2I?

Annual taxes for this condo are estimated at $4,268.

How does 366 Commonwealth Ave 2I compare to other condos in Back Bay West?

This condo is listed 84% below the average price for condos in Back Bay West and has been on the market for 69 less days than the typical home in this area.

What is the square footage on this condo?

According to the MLS, this listing is 265 sqft.

366 Commonwealth Ave 2I is a -bedroom, 1-bath condo for sale in Boston MA 02115. Available on Prevu for 14 days at $449,000. This home features 265 square feet of living space, located in Back Bay West. The median listing price for condos in this area is $1,600,000. Property amenities include pets allowed. View other condo listings in Boston.

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors, landlords and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non commercial use of consumers having a good faith interest in purchasing, leasing or renting listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing, leasing or renting. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.