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Street View
$3,599,950
Monthly Est:$17,918
5 Beds
- 5 Baths
4 full baths + 1 half bath
4,087sqft
21 Cottage Park Ave, Cambridge, MA 02140
$3,599,950
$17,918/moEst:
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Single Family Residence
Built in 2026
$-- HOA
0.1 acre lot
$881/sq.ft
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 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.
- Houzeo last checked: 12 hours ago
- Listing updated: October 4, 2026 at 8:05 am
- Listing Provided by: John Raposo (617) 839-3644 | Encompass Property Solutions LLC (617) 665-8866
- Source: MLS Property Information Network-MA | MLS#: 73584464

Property Details
Status
Active
Type
Single Family Residence
No. of Stories
-
County
City
Neighborhood
Year Built
2026
HOA Fees
-
Finished Area
4,087 sqft
Lot Size
0.1 acre lot
Basement Area
- sqft
MLS Name
MLS Property Information Network
MLS Number
73584464
MLS Status
Active
Days on Market
3

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Location
Facts & Features
Rooms
Bedrooms & bathrooms
Bedrooms: 5
Bathrooms: 5
Interior
Heating
Air Source Heat Pumps (ashp)
Sewer
Public Sewer
Interior Features
Wet Bar
Flooring
Tile, Engineered Hardwood
Window Features
Insulated Windows
Appliances
Electric Water Heater, Water Heater, Range, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
Cooling
Central Air, Air Source Heat Pumps (ashp)
Exterior Features
Porch, Deck, Deck Composite, Professional Landscaping, Sprinkler System
Construction
Year Built
Year Built: 2026
Home type
Single Family Residence
Foundation Details
Concrete Perimeter
Construction Materials
Frame
Roof
Shingle, Rubber, Metal
Architectural Style
Colonial
Utilities & Energy
Utilities
For Electric Range, For Electric Dryer
Basement
Full, Finished
Parking Features
Detached, Paved Drive, Off Street
Laundry Features
Electric Dryer Hookup
Water Source
Public
Other Features
Disclosures
La Has Owner Ship Interest
Patio And Porch Features
Porch, Deck, Deck Composite
Price History
| Date | Event | Price |
|---|---|---|
09/30/2026 Source: | Listed for Sale | $3,599,950 -0.80% $881/sqft |
07/21/2026 Source: | Listing Removed | $3,628,900 $888/sqft |
06/02/2026 Source: | Listed for Sale | $3,628,900 +180.22% $888/sqft |
12/29/2023 Source: | Sold | $1,295,000 +17.73% $317/sqft |
12/29/2023 Source: | Price Decreased | $1,100,000 -24.14% $269/sqft |
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Based on information provided to and compiled by MLS Property Information Network, Inc. covering through Oct 02, 2026, 09:00AM. 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. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified. © 2026 MLS Property Information Network, Inc. All Rights Reserved.
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