Welcome to 343 Allston Street, a stunning 2-unit new construction townhome, blending modern design with the ultimate comfort, in one of Cambridge's most sought-after neighborhoods. This thoughtfully designed residence offers 4 bedrooms plus a top floor bonus suite and 3.5 baths, with all the space you need to live, work, and unwind. The crown jewel is an expansive private rooftop deck with breathtaking panoramic views, perfect for morning coffee, evening entertaining, or soaking in the skyline. A private basement provides generous additional storage to keep your home effortlessly organized. Set in vibrant Cambridgeport, you're moments from the Charles River, Central Square, MIT, Whole Foods, Trader Joe’s, and an array of local cafés, restaurants, and shops, with easy access to transit and downtown Boston. New construction, fossil-fuel free environment, flexible living space, and unbeatable outdoor space: this is Cambridge living at its finest. Don't miss your chance to call this exceptional property home! Offers, if any, are due on Tuesday, September 22nd at 10am.
Cambridgeport, located between the Charles River and Central Square, is a residential and mixed-use Cambridge neighborhood with riverfront paths and a workshop-to-loft streetscape. The neighborhood’s character concentrates around Magazine Street near Putnam Avenue, where corner cafes, small galleries, and design-minded shops line the sidewalks. Architectural cues range from triple-deckers and Victorian-era houses to converted industrial buildings with broad windows. The Charles River Basin and Magazine Beach Park set a calm edge for walking and cycling. Cultural pillars such as The Plough and Stars, Central Square Theater, and Lamplighter Brewing Co. anchor nights out. Side streets stay quiet while the main corridors keep a steady, city-paced hum.
Provided by Walk Score and Local Logic
Market insights
343 Allston St Unit A · $1,699,000
DAYS ON MARKET
21 days
The average home goes pending in 30 days.
SALE-TO-LIST
99.6%
Most homes are selling 0% below list price.
LIST PRICE
$1,699,000
Median sale price in this area is $577,000. (66% lower than this home)
PRICE DROP
0 price drops
16% of homes in this area have had a price drop in the past month.
Property details
Interior
Exterior
Finance
Kitchen
Bathroom
Bedroom
Living
Dining
Interior features
Insulated windows
Basement
One fireplace
Bedrooms
Primary bedroom on the second floor
Second bedroom on the second floor
Third bedroom on the third floor
Fourth bedroom on the third floor
Total of 8 rooms
Bathrooms
Three full bathrooms
One half bathroom
Primary bathroom present
Kitchen
Range
Dishwasher
Disposal
Microwave
Refrigerator
Laundry & utility
In-unit laundry with washer hookup
Electric dryer hookup
Flooring
Tile
Hardwood
Heating & cooling
Heat pump heating (electric, unit control, ductless)
Ductless heat pump cooling (ENERGY STAR qualified, 3 or more units)
Exterior features
Roof deck (composite)
Composite deck
Home design
Condominium
Entry level is first floor
Unit faces front
4-story building
2/3-family structure
Parking
On-street parking available
Open parking present
Construction
Frame construction
Rubber roof
Effective year built 2026 (actual)
Utilities
Public water
Public sewer
200+ amp electrical service with circuit breakers
Electric range/oven hookup
Electric dryer hookup
Washer hookup
HOA & community
Monthly association fee of $287
HOA covers water, sewer, insurance, structure maintenance, and reserve funds
Pets allowed
Community amenities include public transportation, shopping, pool, tennis courts, parks, trails, golf, medical facility, bike paths, conservation area, highway access, places of worship, marina, schools, T-Station, and university access
Other
Located on Allston St between Putnam Ave and Pleasant St
Electricity and solar
View estimated energy costs and solar savings for this home
As the MLS and public records start to fill up, we'll list the details here.
Public record
Beds
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Lot width
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Lot depth
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Lot size
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Year renovated
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Finished Sq. Ft.
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Unfinished Sq. Ft.
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Total Sq. Ft.
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Year built
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Style
Condo/Co-op
County
Middlesex County
APN
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Parking Spaces
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Basement
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Accessible
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HOA Dues
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Garage
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Features
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Last updated by owner on Jun 16, 2026.
Local insights from Redfin agents
Despite new zoning laws encouraging housing production, Cambridge remains a Seller's market driven by pent-up demand and a constant influx of buyers. Because it is a historic, built-out city, there is little new housing to replace existing...
properties, & true supply growth is severely constrained.
The Cambridge market is quite resilient. New zoning regulations now allow MF homes on traditional SF lots, as the City aims to boost housing supply & improve affordability. The high demand is consistently driven by the area's world-class healthcare,...
education, tech sectors, and high quality of life.