Sold Aug 6, 2026$635,000
Active
4 Washington Ave #18
Cambridge, MA 02140
$645,000
1Bedrooms
1Bathrooms
607Square feet
1880Year built
Residential · Active · MLS #73534554
Listing Courtesy of Coldwell Banker Realty - Cambridge | Evelyn Jones Yamauchi
MLS PIN data
About this home
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.
Property information
Details at a glance
Interior
- Rooms
- 3
- Heating
- Baseboard
- Cooling
- Window Unit(s)
- Flooring
- Wood, Hardwood
- Fireplaces
- 1
Building
- Style
- Condominium
- Year built
- 1880
- Roof
- Rubber
Land & utilities
- Water
- Public
- Sewer
- Public Sewer
- Zoning
- C2
Financial
- Annual taxes
- $4,125
- Assessment year
- 2026
- HOA fee
- 458.93
Listing history
Price and status timeline
- Exp
$3,200 · Jun 19, 2025
- Exp
$1,700 · Sep 7, 2006
Property value estimate
An informed starting point
Automated estimates are not appraisals or guarantees of market value.
Comparable sales
Recent properties for context
Sold Jun 29, 2026$695,000
26 Hancock St #3
Sold Jul 24, 2026$640,000
21 Bowdoin Street #5C
Photo insights
Condition signals
Overall presentationabove average
Generated from listing photography; not a substitute for an inspection.
Local market context
How this home compares in Cambridge
MetricThis propertyCambridge
List price$645,000$899,50028% below local
Price / sq ft$1,063$1,0046% above local
Days on market456126% below local
Active city listing statistics from MLS PIN as of September 7, 2026. Asking prices are not completed-sale values.
Keep exploring
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About 4 Washington Ave #18
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