21 S Cottage Rd #78, Belmont, MA 02478
Home value
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Estimated sales range
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Zillow last checked:
Listing updated:
Christine Pomer 617-484-5839,
Coldwell Banker Realty - Lexington 781-862-2600
Zack Harwood Real Estate Group
Berkshire Hathaway HomeServices Warren Residential
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 4
- Full bathrooms: 3
- 1/2 bathrooms: 1
Primary bedroom
- Features: Closet, Closet/Cabinets - Custom Built, Flooring - Hardwood
- Level: First
- Area: 143
- Dimensions: 13 x 11
Bedroom 2
- Features: Closet, Closet/Cabinets - Custom Built
- Level: Second
- Area: 260
- Dimensions: 20 x 13
Bedroom 3
- Features: Closet, Flooring - Hardwood
- Level: Second
- Area: 238
- Dimensions: 17 x 14
Bedroom 4
- Features: Flooring - Wall to Wall Carpet
- Level: Basement
- Area: 238
- Dimensions: 17 x 14
Primary bathroom
- Features: Yes
Bathroom 1
- Features: Bathroom - Full, Bathroom - Tiled With Shower Stall
- Level: First
- Area: 88
- Dimensions: 8 x 11
Bathroom 2
- Features: Bathroom - Full, Bathroom - Tiled With Tub & Shower
- Level: Second
- Area: 99
- Dimensions: 11 x 9
Bathroom 3
- Features: Bathroom - Full, Bathroom - Tiled With Shower Stall
- Level: Basement
Dining room
- Features: Flooring - Hardwood
- Level: First
Family room
- Features: Flooring - Hardwood
- Level: Basement
- Area: 459
- Dimensions: 17 x 27
Kitchen
- Features: Flooring - Hardwood
- Level: First
- Area: 168
- Dimensions: 14 x 12
Living room
- Features: Ceiling Fan(s), Flooring - Hardwood
- Level: First
- Area: 551
- Dimensions: 19 x 29
Heating
- Forced Air, Natural Gas
Cooling
- Central Air
Appliances
- Included: Oven, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
- Laundry: In Basement, In Unit
Features
- Bathroom - Half, Exercise Room, Bathroom, Elevator
- Flooring: Tile, Hardwood
- Windows: Insulated Windows
- Has basement: Yes
- Number of fireplaces: 1
Interior area
- Total structure area: 3,839
- Total interior livable area: 3,839 sqft
- Finished area above ground: 2,836
- Finished area below ground: 1,003
Property
Parking
- Total spaces: 4
- Parking features: Attached
- Attached garage spaces: 2
- Uncovered spaces: 2
Features
- Patio & porch: Deck - Vinyl
- Exterior features: Deck - Vinyl
Details
- Parcel number: 4826298
- Zoning: RES
Construction
Type & style
- Home type: Townhouse
- Property subtype: Condominium, Townhouse
Materials
- Frame
- Roof: Shingle
Condition
- Year built: 2010
Utilities & green energy
- Electric: 200+ Amp Service
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Features: Public Transportation, Shopping, Pool, Tennis Court(s), Park, Medical Facility, Bike Path, Highway Access, House of Worship, Private School, Public School, T-Station, University
- Security: Security System
HOA
- Services included: Insurance, Maintenance Structure, Road Maintenance, Snow Removal, Trash, Reserve Funds
- HOA fee: $1,095 monthly
Location
- Region: Belmont
Financial & listing details
- Price per square foot: $508/sqft
- Tax assessed value: $1,844,000
- Annual tax amount: $21,003
- Date on market: 7/16/2026
Price history
| Date | Event | Price |
|---|---|---|
| 7/30/2026 | Sold | $1,950,000-2.4%$508/sqft |
Source: MLS PIN #73535314 Report a problem | ||
| 6/27/2026 | Pending sale | $1,998,000$520/sqft |
Source: MLS PIN #73535314 Report a problem | ||
| 6/25/2026 | Price change | $1,998,000-4.8%$520/sqft |
Source: MLS PIN #73535314 Report a problem | ||
| 6/12/2026 | Listed for sale | $2,099,000$547/sqft |
Source: MLS PIN #73535314 Report a problem | ||
Public tax history
Neighborhood: 02478
Nearby homes
- $1,884,7003 bd3 ba2.6k sqft20 S Cottage Rd #101, Belmont, MA 02478Off Market
- $2,333,000-- bd-- ba-- sqft115 Mill St, Belmont, MA 02478Off Market
- $1,514,8002 bd3 ba1.8k sqft20 S Cottage Rd #202, Belmont, MA 2478Off Market
- $1,792,9003 bd3 ba2.9k sqft15 S Cottage Rd #15, Belmont, MA 02478Off Market

- $1,800,0004 bd4 ba3.6k sqft65 S Cottage Rd #119, Belmont, MA 02478Sold
- $1,499,5003 bd4 ba2.7k sqft47 S Cottage Rd, Belmont, MA 02478Sold
- $2,025,0003 bd2 ba2.5k sqft9 Meadows Ln, Belmont, MA 02478Sold
- $1,720,0003 bd3 ba2.3k sqft11 Meadows Ln, Belmont, MA 02478Sold
Nearby schools
GreatSchools rating
- 8/10Roger Wellington Elementary SchoolGrades: PK-3Distance: 1.2 mi
- 9/10Belmont Middle SchoolGrades: 7-8Distance: 1.6 mi
- 10/10Belmont High SchoolGrades: 9-12Distance: 1.3 mi
Schools provided by the listing agent
- Elementary: Winnbrook
- Middle: Belmont Middle
- High: Belmont High
Source: MLS PIN. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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- Massachusetts
- Middlesex County
- Belmont
- 02478
- 21 S Cottage Rd Unit 78