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11 Days on Jacob Realty
13
$3,628,900
5 Beds 5 Baths
HOA
N/A
SQFT
4087
21 Cottage Park Ave
Cambridge, MA 02140
View Map

Property Description

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.

Property Details

Kitchen, Dining, and Appliances

  • Kitchen Level: First Floor
  • Dishwasher - ENERGY STAR, Dryer - ENERGY STAR, Microwave, Range, Refrigerator - ENERGY STAR, Vent Hood, Washer - ENERGY STAR
  • Dining Room Level: First Floor

Bathrooms

  • Full Baths: 4
  • Half Baths 1
  • Master Bath: 1
  • Bathroom 1 Level: First Floor
  • Bathroom 2 Level: Second Floor
  • Bathroom 3 Level: Second Floor

Bedrooms

  • Bedrooms: 5
  • Master Bedroom Level: Second Floor
  • Bedroom 2 Level: Second Floor
  • Bedroom 3 Level: Third Floor

Other Rooms

  • Total Rooms: 10
  • Living Room Level: First Floor
  • Family Room Level: Basement
  • Laundry Room Features: Finished, Full

Utilities

  • Heating: Air Source Heat Pumps (ASHP), Central Heat, ENERGY STAR
  • Heat Zones: 4
  • Hot Water: Electric
  • Cooling: Air Source Heat Pumps (ASHP), Central Air, ENERGY STAR
  • Cooling Zones: 4
  • Energy Features: Insulated Doors, Insulated Windows
  • Water: City/Town Water
  • Sewer: City/Town Sewer

Garage & Parking

  • Garage Parking: Detached
  • Garage Spaces: 1
  • Parking Features: Off-Street
  • Parking Spaces: 4

Interior Features

  • Square Feet: 4087
  • Fireplaces: 1
  • Accessability Features: Unknown

Construction

  • Year Built: 2026
  • Type: Detached
  • Style: Colonial
  • Construction Type: Frame
  • Foundation Info: Poured Concrete
  • Roof Material: Asphalt/Fiberglass Shingles, Metal
  • Flooring Type: Tile, Wood
  • Lead Paint: Unknown
  • Warranty: No

Exterior & Lot

  • Exterior Features: Deck, Deck - Composite, ET Irrigation Controller, Fenced Yard, Porch, Professional Landscaping, Sprinkler System
  • Road Type: Public

Other Information

  • MLS ID# 73528101
  • Last Updated: 06/06/26
  • HOA: No
  • Reqd Own Association: Unknown

Mortgage Calculator

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Map

Seller's Representative: John Raposo, eXp Realty
Sub Agent Compensation: n/a
Buyer Agent Compensation: n/a
Facilitator Compensation: n/a
Compensation Based On: n/a
Sub-Agency Relationship Offered: No

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The property listing data and information 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 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 set forth herein.

MLS PIN data last updated at 2026-06-06 03:05:00