21 Cottage Park Ave, Cambridge, MA 02140

Local realty services provided by:CENTURY 21 McLennan & Company
21 Cottage Park Ave,Cambridge, MA 02140
$3,599,950
  • 5 Beds
  • 5 Baths
  • 4,087 sq. ft.
  • Single family
  • Active
Upcoming open houses
  • Sat, Oct 03
    01:00 pm - 03:00 pm
  • Sun, Oct 04
    10:00 am - 11:30 am
Listed by: john raposo
Office: exp realty llc
MLS#:73584464
Source:MLSPIN

Price summary

  • Price:$3,599,950
  • Price per sq. ft.:$880.83

About this home

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 shaker cabinetry, tile subway backsplash, quartz counters, Thermador stainless appliances, classic hood, and oversized island over herringbone oak floors. Half bath and full pantry with water dispensers rounds out the 1st floor. 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, a 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.

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Home facts

  • Year built:2026
  • Listing ID #:73584464
  • Updated:September 30, 2026 at 09:02 PM

Rooms and interior

  • Bedrooms:5
  • Total bathrooms:5
  • Full bathrooms:4
  • Half bathrooms:1
  • Rooms Total:10
  • Flooring:Engineered Hardwood, Tile
  • Kitchen Description:Dishwasher, Disposal, Microwave, Range, Refrigerator
  • Basement Description:Finished, Full
  • Living area:4,087 sq. ft.

Heating and cooling

  • Cooling:4 Cooling Zones, Air Source Heat Pumps (ASHP), Central Air
  • Heating:Air Source Heat Pumps (ASHP)
  • Central air:Yes

Structure and exterior

  • Roof:Metal, Rubber, Shingle
  • Year built:2026
  • Building area:4,087 sq. ft.
  • Lot area:0.1 Acres
  • Architectural Style:Colonial
  • Construction Materials:Frame
  • Exterior Features:Deck, Deck - Composite, Porch, Professional Landscaping, Sprinkler System
  • Foundation Description:Concrete Perimeter

Utilities

  • Water:Public
  • Sewer:Public Sewer

Finances and disclosures

  • Price:$3,599,950
  • Price per sq. ft.:$880.83
  • Tax amount:$6,377 (2025)

Features and amenities

  • Appliances:Dishwasher, Disposal, Dryer, Microwave, Range, Refrigerator, Washer
  • Laundry features:Dryer, Electric Dryer Hookup, Washer
  • Amenities:Wet Bar
  • Smart home:Yes

Parking

  • Total parking spaces:4
  • Parking description:Detached, Off Street, Paved Drive
  • Garage:Yes
  • Garage spaces:1
The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. 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. MLS Property Information Network, Inc. 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. MLSPIN Member Broker: Janet McLennan