$3,628,900
21 Cottage Park Ave
Cambridge, MA, 02140
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
Price:
$3,628,900
MLS #:
73528101
Status:
Active
Beds:
5
Baths:
4.5
Type:
Single Family
Subtype:
Single Family Residence
Listed Date:
Jun 2, 2026
Finished Sq Ft:
4,087
Total Sq Ft:
4,087
Lot Size:
4,520 sqft / 0.10 acres (approx)
Year Built:
2026
Schools
Interior
Above Grade Finished Area
3087
Appliances
Electric Water Heater, Water Heater, Microwave, ENERGY STAR Qualified Refrigerator, ENERGY STAR Qualified Dryer, ENERGY STAR Qualified Dishwasher, ENERGY STAR Qualified Washer, Range Hood, Range
Bathrooms
4 Full Bathrooms, 1 Half Bathroom
Below Grade Finished Area
1000
Cooling
Central Air, ENERGY STAR Qualified Equipment, Air Source Heat Pumps (ASHP)
Fireplaces Total
1
Flooring
Wood, Tile
Heating
Central, ENERGY STAR Qualified Equipment, Air Source Heat Pumps (ASHP)
Interior Features
Bathroom
Laundry Features
Second Floor
Exterior
Architectural Style
Colonial
Construction Materials
Frame
Covered Spaces
1
Exterior Features
Porch, Deck, Deck – Composite, Professional Landscaping, Sprinkler System, Fenced Yard, ET Irrigation Controller
Fencing
Fenced
Garage Spaces
1
Open Parking Spaces
3
Open Parking YN
1
Parking Features
Detached, Paved Drive, Off Street
Parking Spots
4
Parking Total
4
Patio And Porch Features
Porch, Deck, Deck – Composite
Roof
Shingle, Metal
Window Features
Insulated Windows
Financial
Tax Year
2025
Taxes
$7,400
Marie Andrews is an award-winning, licensed real estate broker with licenses in Massachusetts and Florida. She has been selling real estate in the greater Boston area for over 20 years. Over the past two decades, Marie has worked for Century 21 Advanced Realty, building a reputation as a multi-million dollar producer. She has developed an extensive network of investors, lenders, and attorneys. Marie has a wide knowledge base on property management, Massachusetts real estate law, and building…
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Map
Current real estate data for Single Family in Cambridge as of Jun 02, 2026
76
Single Family Listed
67
Avg DOM
999
Avg $ / SqFt
$3,363,506
Avg List Price
Community
- Address21 Cottage Park Ave Cambridge MA
- CityCambridge
- CountyMiddlesex
- Zip Code02140
Subdivisions in Cambridge
Similar Listings Nearby
Property Summary
- 21 Cottage Park Ave Cambridge MA is a Single Family for sale in Cambridge, MA, 02140. It is listed for $3,628,900 and features 5 beds, 5 baths, and has approximately 4,087 square feet of living space, and was originally constructed in 2026. The current price per square foot is $888. The average price per square foot for Single Family listings in Cambridge is $999. The average listing price for Single Family in Cambridge is $3,363,506. To schedule a showing of MLS#73528101 at 21 Cottage Park Ave in Cambridge, MA, contact your Pegasus Realty LLC agent at 781-858-3505.
Courtesy of Encompass Property Solutions LLC. 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.
21 Cottage Park Ave
Cambridge, MA