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1666 Washington St Unit 3

Boston, MA 02118

3 beds
3 baths
1,646 sqft
1,646 sqft lot
$1,063 per sqft
1899 build
– on site

Experience elevated living in this stunning 3-bed, 3-bath penthouse duplex, perfectly positioned in the South End. Spanning two thoughtfully designed levels, this one-of-a-kind residence blends modern sophistication with timeless design.The open-concept main floor boasts soaring ceilings, oversized windows, skylights, a full bath, and sun-drenched living spaces with sweeping city views. A custom kitchen features high-end appliances, sleek cabinetry, and an oversized island for entertaining. The spacious living and dining areas flow effortlessly onto a large private roof deck. On the bedroom level, a serene primary suite offers an en-suite bath with steam shower and generous closet space. Two additional rooms provide flexibility for bedrooms, home offices, or creative spaces—sharing a separate bathroom with tub.With central A/C, in-unit laundry, and the possibility of nearby rental garage parking, this exceptional home offers the best of luxury and urban convenience.

Listing courtesy of MLSPIN / Timothy Haynes / Keller Williams Realty Signature Properties

Last checked: Checking… • Last updated Jun 8, 2025 •

MLS# 73387499 —

The Building

Year Built:

1899
Year Built Details:

Renovated Since
Year Built Source:

Public Records
Structure Type:

Townhouse
Entry Level:

4
Basement:

N
Unit Number:

3
Stories Total:

2
Stories:

2
# of Units Total:

3
Building Area Total:

1646
Building Area Units:

Square Feet
Building Area Source:

Public Records

Interior

Rooms Total:

4
Fireplace:

true
Fireplaces Total:

1

Room Dimensions

Living Area:

1646
Living Area Source:

Public Record

Location

Directions:

between East Concord and Worcester Sq
Latitude:

42.337395
Longitude:

-71.075167

The Property

Parcel Number:

W:08 P:01444 S:006,3391868
Property Type:

Residential
Property Subtype:

Condominium
Lot Size Units:

Acres
Lot Size Area:

0.04
Lot Size SqFt:

1646
Lot Size Acres:

0.04
Zoning:

CD
Waterfront:

false
Farm Land Area Units:

Square Feet

Listing Agent

Contact info:

Taxes

Tax Year:

2025
Tax Book Number:

35784
Tax Annual Amount:

16740
Tax Assessed Value:

1445600

Beds

Bedrooms Total:

3

Baths

Total Baths:

3
Total Baths:

3
Full Baths:

3

The Listing

Home Warranty:

false

Heating & Cooling

Heating:

Forced Air
Heating:

true
Cooling:

Central Air
Cooling:

true

Utilities

Sewer:

Public Sewer
Water Source:

Public

The Community

Senior Community:

false
Spa:

false
Association Fee:

300
Association Fee Includes:

Water

Parking

Garage:

false

Monthly cost estimate

Asking price

$1,750,000

Expense	Monthly cost
Mortgage	$9,370
Taxes	$1,395
Insurance	$481
Utilities	$251 See report
Total	$11,497/mo.^*
	^*This is an estimate

Explore the Area

My Commute

From

Walk Score®

Provided by WalkScore® Inc.

Bike Score®

Provided by WalkScore® Inc.

Transit Score®

Provided by WalkScore® Inc.

Soundscore™

Provided by HowLoud

Air Pollution Index

Provided by ClearlyEnergy

Sale history

Date	Event	Source	Price	% Change
6/8/25 Jun 8, 2025	Listed / Active	MLSPIN	$1,750,000

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This condo located in Fenway - Kenmore, Boston, MA 02118 is currently for sale for $1,750,000. 1666 Washington St Unit 3 is a 1,646 square foot condo with 3 beds and 3 baths that has been on Estately for 0 days. 1666 Washington St Unit 3 is in the Fenway - Kenmore neighborhood of Boston and has a WalkScore® of 96, making it a walker’s paradise.

Listing Courtesy of: MLSPIN and Keller Williams Realty Signature Properties.

The property listing data and information set forth herein were provided to MLS Property Information Network, Inc. (MLSPIN) from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information are for the personal, non commercial use of consumers having a good faith interest in purchasing or leasing 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 or leasing. MLS Property Information Network, Inc., Estately and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information set forth herein. Users may not reproduce or redistribute the data found on this site. The data is for viewing purposes only. All information provided is deemed reliable but is not guaranteed by Estately or MLSPIN and should be independently verified.