• $3,628,900List Price
  • 5Bedrooms
  • 5Bathrooms
  • 0.1Acreage
  • 2026Year Built
  • 4,087Square Feet

Striking new luxury single family on a quiet, tree-lined North Cambridge street, blending classic New England architecture with modern finishes and smart home readiness. Over 4,000 sf across four finished levels: 5 beds, 4.5 baths. The open first floor showcases a chef's kitchen with white oak and shaker cabinetry, marble subway backsplash, quartz counters, Thermador stainless appliances, statement hood, and oversized island over herringbone oak floors. Half bath and full pantry included. The second floor features a primary suite with spa bath, soaking tub and walk-in shower, plus a second en-suite bedroom and laundry room. Third floor offers two more bedrooms, full bath, and eave storage. Finished lower level features: entertainment room, private study, bedroom and secondary laundry. Private fenced yard plus detached 1-car garage. Walk to Davis, Porter, Alewife T, Minuteman Bikeway, top schools, parks, and Cambridge/Somerville dining. Under construction with completion in August.

More Info

Basic Information

  • Bedrooms5
  • Mls StatusNew
  • Bathroom5
  • Parcel Number M:00189 L:00040,413233

Basic Information

  • List Price$3,628,900
  • MLS Number73528101
  • Modification Date06/02/2026
  • Property SubTypeSingle Family Residence

Building

  • BasementFull, Finished
  • Building Area Units Square Feet
  • Construction Materials Frame
  • Door Features Insulated Doors
  • FireplaceYes
  • Fireplaces Total 1
  • FoundationConcrete Perimeter
  • Garage Spaces1
  • Patio And Porch Features Porch, Deck, Deck - Composite
  • Property StyleColonial
  • Rooms10
  • Window Features Insulated Windows
  • Year Built2026
  • Year Built Details Actual
  • Year Built Source Public Records

Other

  • Date Listed06/02/2026
  • Farm Land Area Units Square Feet

Tax Information

  • Tax Assessed Value $1,165,300
  • Tax Year 2025
  • Taxes$7,400

Rooms

  • Bathroom 1 First
  • Bathroom 2 Second
  • Bathroom 3 Second
  • Bathrooms Total Decimal 4.5
  • Bedroom 2 Second
  • Bedroom 3 Third
  • Bedroom 4 Third
  • Bedroom 5 Basement
  • Dining Room First
  • Family Room Basement
  • Full Bath4
  • Half Baths1
  • Kitchen First
  • Living Room First
  • Master Bedroom Second

Utilities

  • Cooling Central Air, ENERGY STAR Qualified Equipment, Air Source Heat Pumps (ASHP)
  • Cooling YN Yes
  • Heat SystemYes
  • Heating Central, ENERGY STAR Qualified Equipment, Air Source Heat Pumps (ASHP)
  • Sewer Public Sewer
  • Water Source Public

Amenities

  • Appliances IncludedElectric Water Heater, Water Heater, Microwave, ENERGY STAR Qualified Refrigerator, ENERGY STAR Qualified Dryer, ENERGY STAR Qualified Dishwasher, ENERGY STAR Qualified Washer, Range Hood, Range
  • Green Water Conservation ET Irrigation Controller

Parking

  • Parking Spaces4
  • Covered Spaces 1
  • Garage YN Yes
  • Open Parking YN Yes
  • Parking Features Detached, Paved Drive, Off Street

Location

  • Address21 Cottage Park Avenue
  • Building Number21
  • CountyMiddlesex
  • StateMA
  • StreetCottage Park Avenue
  • TownCambridge
  • Zip02140

Property

  • Acreage0.1

Interior

  • Flooring Wood, Tile
  • Interior Features Bathroom

Exterior

  • Exterior Features
    • Deck
    • Deck - Composite
    • ET Irrigation Controller
    • Fenced Yard
    • Porch
    • Professional Landscaping
    • Sprinkler System
  • Fencing Fenced
  • RoofShingle, Metal

Property Information

  • Square Feet4,087
  • Building Area Source Other
  • Living Area 4,087
  • Lot Size Square Feet 4,520
  • Lot Size Units Acres

Map Location

Driving Directions

Listed by John Raposo of eXp Realty

Cambridge, MA Demographics

There is no data available

Cambridge, MA Real Estate Market Data

There is no data available

Cambridge, MA Schools

School NameDistanceTypeGrades

The property listing data and information, or the Images, 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 MLSPIN. The property listing data and information, and the Images, 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. MLSPIN and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

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