21 Cottage Park Ave
Cambridge, MA 02140
5
Bed
5
Bath
4,087Sqft
0.10Acre(Lot)
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. Priv
Property Details
Map
Map
What's Nearby
Nearby Areas
Features
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Bathroom Information
Total Baths: 5 Full Baths: 4 Half Baths: 1Room Information
Total Bedroom: 5 Window Feature: Insulated Windows -
Flooring Information
Wood, Tile -
Roofing Information
Shingle, Metal -
Interior Features
Bathroom Roof: Shingle, Metal 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 Laundry Features: Second Floor -
Heating & Cooling
Heating: Central, ENERGY STAR Qualified Equipment, Air Source Heat Pumps (ASHP) Cooling: Central Air, ENERGY STAR Qualified Equipment, Air Source Heat Pumps (ASHP) WaterSource: Public
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Building Information
Year Built: 2026 Construction Materials: Frame Basement: Full, Finished -
Exterior Features
Porch, Deck, Deck - Composite, Professional Landscaping, Sprinkler System, Fenced Yard, ET Irrigation ControllerFoundation Details: Concrete PerimeterPorch: Porch, Deck, Deck - Composite -
Fencing
Fenced
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Lot Information
Lot Size Area: 0.1 Lot Size Units: Acres Lot Square Feet: 4,520 Lot Acres: 0.1 Main Square Feet: 0.1Property Information
Property Type: Residential Sub Type: Single Family ResidenceStyle: Colonial SQ ft (Living Area): 4,087
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Listing Price Information
Original Listing Price: $3628900
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Tax Information
Parcel Number: M:00189 L:00040,413233 Annual Tax: $7400
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Parking Information
# of Garage Spaces: 1 Has Garage: Yes Parking Total: 4 Detached, Paved Drive, Off Street
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Location Information
Direction: Mass Ave to Cottage Park Ave
How much is this property worth?
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Nearby Home Value
| Address | Estimate | Bed | Bath | Sq. Ft | Lot Size |
|---|---|---|---|---|---|
| 86 Avon Hill St, Cambridge, MA, 02140 | $2,600,000 | 6 | 2 | 2,781 | 2,781 SqFt |
| 10 Newell St, Cambridge, MA, 02140 | $4,000,000 | 5 | 4 | 4,188 | 4,188 SqFt |
| 24 Newell St, Cambridge, MA, 02140 | $4,159,900 | 4 | 5 | 3,621 | 3,621 SqFt |
| 12 Shea Road, Cambridge, MA, 02140 | $1,195,000 | 3 | 3 | 1,606 | 1,606 SqFt |
| 30 Montgomery St, Cambridge, MA, 02140 | $1,790,000 | 4 | 3 | 2,224 | 2,224 SqFt |
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ByOwner last updated this listing 06/08/2026 @ 14:03
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