For sale

Price cut: $75K (6/4)

$1,399,999

1666 Washington St #3, Boston, MA 02118

3beds

1,646sqft

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Condominium, Townhouse

Built in 1899

1,646 Square Feet Lot

$1,373,000 Zestimate^®

$851/sqft

$300/mo HOA

What's special

Central airExposed brickGenerously sized second bedroomAbundant natural lightHigh ceilings

Inviting. Spacious. Rarely available.This 3-bed & 3-bath penthouse duplex offers 1,646 sq ft of thoughtfully designed living space in the heart of Boston’s South End—where true 3 bedroom homes remain in short supply.The first level is dedicated to rest and privacy, featuring a spacious primary suite with a walk-in closet and en-suite full bath, a generously sized second bedroom, and a versatile 3rd bedroom—ideal for guests or a home office.Upstairs, the main living level is designed for both comfort and entertaining, with an open living & dining area highlighted by exposed brick, high ceilings, skylights, and abundant natural light. The modern kitchen features stainless steel appliances, while a wood-burning stove adds warmth and character throughout. Additional features include central air, in-unit W&D, and a private deck overlooking lovely Worcester Square. The living area flows seamlessly to the deck, creating an ideal setting for entertaining. Pet friendly.

86 days

680

64

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Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 3
Full bathrooms: 3

Primary bathroom

Features: Yes

Heating

Forced Air

Cooling

Central Air

Appliances

Included: Range, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer

Features

Flooring: Hardwood
Has basement: No
Has fireplace: No
Common walls with other units/homes: No One Above

Interior area

Total structure area: 1,646
Total interior livable area: 1,646 sqft
Finished area above ground: 1,646

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Property

Parking

Parking features: On Street
Has uncovered spaces: Yes

Accessibility

Accessibility features: No

Features

Patio & porch: Deck
Exterior features: Deck

Lot

Size: 1,646 Square Feet

Details

Parcel number: W:08 P:01444 S:006,3391869
Zoning: CD

Construction

Type & style

Home type: Townhouse
Property subtype: Condominium, Townhouse

Materials

Stone

Condition

Year built: 1899

Utilities & green energy

Sewer: Public Sewer
Water: Public
Utilities for property: for Gas Range

Community & HOA

Community

Features: Public Transportation, Shopping, Tennis Court(s), Park, Medical Facility, Highway Access, House of Worship, Public School, T-Station
Security: Intercom

HOA

Services included: Water, Sewer, Insurance, Maintenance Structure, Maintenance Grounds
HOA fee: $300 monthly

Location

Region: Boston

Financial & listing details

Price per square foot: $851/sqft
Tax assessed value: $1,445,600
Annual tax amount: $16,740
Date on market: 4/16/2026

Estimated market value

$1,373,000

$1.30M - $1.44M

$6,259/mo

Price history

Date	Event	Price
6/4/2026	Price change	$1,399,999-5.1%$851/sqft
Source: MLS PIN #73503032 Report a problem
5/8/2026	Price change	$1,475,000-5.4%$896/sqft
Source: MLS PIN #73503032 Report a problem
4/16/2026	Listed for sale	$1,560,000-10.9%$948/sqft
Source: MLS PIN #73503032 Report a problem
8/15/2025	Listing removed	$1,750,000$1,063/sqft
Source: MLS PIN #73387499 Report a problem
6/8/2025	Listed for sale	$1,750,000+168.9%$1,063/sqft
Source: MLS PIN #73387499 Report a problem
10/29/2004	Sold	$650,800+288.5%$395/sqft
Source: LINK #104 Report a problem
5/18/1995	Sold	$167,500$102/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$16,740 +8.6%	$1,445,600 +2.2%
2024	$15,416 +3.6%	$1,414,300 +2%
2023	$14,887 -0.3%	$1,386,100 +1%
2022	$14,934 +4%	$1,372,600 +2%
2021	$14,359 +15%	$1,345,700 +13.8%
2020	$12,488 +3.2%	$1,182,600 +3%
2019	$12,099 +6.7%	$1,147,900 +6.1%
2018	$11,344 +1570.6%	$1,082,400 -2.1%
2017	$679 -85.5%	$1,105,600 +160%
2016	$4,678 -51.6%	$425,240 -46.7%
2015	$9,663	$797,900

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All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

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