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5 Beds
5 Baths
4,087 sqft

$3,599,950

21 Cottage Park Ave, Cambridge MA, 02140

Price per sqft$880.83
Built in2026
Property size4,087 sqft
Property typeResidential

Overview

Active

New

Listed Sep 30, 2026

Updated 6h ago

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.

$23,951/mo

Est. mortgage payment based on a $3,599,950 home price.

All estimates are provided by Flow Realty, Inc. for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
73584464

Interior Features

Bedrooms
5
Bathrooms
5
Fireplace
Yes
Cooling
Yes
Heating
Yes
Basement
Yes

Exterior Features

Lot Size
0.1 Acres

Other Property Details

Taxes
$6,377
Tax Frequency
Annually
Garage
Yes
55+/Senior Community
No

This listing is provided by John Raposo with eXp Realty LLC

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Data last updated 4:36 PM UTC, 9/30/2026