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1 Bed
1 Bath
607 sqft

$645,000

4 Washington Ave Unit 18, Cambridge MA, 02140

Price per sqft$1,062.60
Built in1880
Property size607 sqft
Property typeCondominium

Overview

Active

Listed Jun 11, 2026

Updated 14h ago

Perched atop one of Avon Hill's most admired brick courtyard buildings, this sun-filled penthouse corner residence combines classic Cambridge character with thoughtful updates and skyline views. South-facing and filled with natural light, the home features hardwood floors, tall ceilings, oversized windows, and a wood-burning fireplace. The renovated kitchen offers granite countertops, custom cabinetry, under-cabinet lighting, stainless steel appliances, and subway tile backsplash, while the updated bath includes a soaking tub and contemporary finishes. Enjoy sweeping city views from the shared roof deck, plus the convenience of laundry facilities, bike storage, professional management, and heat and hot water included in the condo fee. Recent association improvements include major plumbing infrastructure upgrades serving Unit 18, replacement of the building boiler, and replacement of hot water systems. Ideally located near Harvard & Porter Sq, the Red Line, restaurants, shops, & parks.

$4,291/mo

Est. mortgage payment based on a $645,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
73534554
Available since
June 11, 2026

Interior Features

Bedrooms
1
Bathrooms
1
Fireplace
Yes
Cooling
Yes
Heating
Yes
Basement
No

Other Property Details

Taxes
$4,125
Tax Frequency
Annually

Also listed on MLSPIN

 

Courtesy of Evelyn Yamauchi

Based on information from DASH - Coldwell Banker (CB) as of 10/11/2026. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. The display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent. 

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Data last updated 1:06 PM UTC, 10/11/2026

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