The ultimate in modern luxury! Exquisite setting on a serene 1.76 acre lot in Belmont Hills' most desirable location abutting 80+ acres of conservation land with your own path to scenic trails. This spectacular work of art combines the finest materials, luxury amenities and wellness features rarely seen in private homes. Featuring a double story glass open living area with heated concrete floors and incredible Walnut Fireplace with panoramic views of nature. The first level also includes a guest suite, art gallery and stunning glass corner office with elevator access to a serious fitness wing with heated yoga studio, weight room, massage room and steam spa complete with cold plunge bath. The owners wing, lounge area, and 3 custom bedrooms each with upper lofts are on the second floor. This rare masterpiece also features a statement media room, heated 3 car garage, zinc roof, geothermal energy and much more. All a stroll to town, 2 top private schools and 3 miles to Harvard Square.
Sold for $6,750,000
$6,750,000
275 Somerset St, Belmont, MA 02478
5beds
8,948sqft
Single Family Residence
Built in 2005
1.76 Acres Lot
$6,977,500 Zestimate®
$754/sqft
$22,725 Estimated rent
Home value
$6,977,500
$6.28M - $7.75M
$22,725/mo
Zestimate® history
Owner options
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$22,725/mo
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$22,725/mo
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$42,442/mo
Est. payment
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$42,442/mo
Est. payment
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List your homeWhat's special
Incredible walnut fireplaceModern luxuryLuxury amenitiesSerious fitness wingStatement media roomWeight roomBelmont hills
Zillow last checked:
Listing updated:
Listed by:
Sarah DeStefano 617-901-2942,
Belmont Homes Realty 617-901-2942,
Sarah DeStefano 617-901-2942
Bought with:
Sarah DeStefano
Belmont Homes Realty
Source: MLS PIN,MLS#: 73157131
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 7
- Full bathrooms: 5
- 1/2 bathrooms: 2
- Main level bedrooms: 1
Primary bedroom
- Features: Bathroom - Full, Bathroom - Double Vanity/Sink, Walk-In Closet(s), Flooring - Wall to Wall Carpet, Recessed Lighting, Steam / Sauna
- Level: Second
Bedroom 2
- Features: Bathroom - Full, Vaulted Ceiling(s)
- Level: Second
Bedroom 3
- Features: Vaulted Ceiling(s)
- Level: Second
Bedroom 4
- Features: Bathroom - Full, Vaulted Ceiling(s), Walk-In Closet(s), Flooring - Wood
- Level: Second
Bedroom 5
- Features: Bathroom - Full, Walk-In Closet(s), Exterior Access
- Level: Main,First
Primary bathroom
- Features: Yes
Dining room
- Features: Vaulted Ceiling(s), Flooring - Stone/Ceramic Tile
- Level: First
Family room
- Features: Flooring - Stone/Ceramic Tile
- Level: First
Kitchen
- Features: Flooring - Stone/Ceramic Tile, Open Floorplan, Stainless Steel Appliances, Gas Stove
- Level: First
Office
- Level: First
Heating
- Geothermal, Fireplace(s)
Cooling
- Central Air, Geothermal
Appliances
- Included: Oven, Dishwasher, Disposal, Range, Refrigerator, Freezer, Washer, Dryer, Water Treatment, Range Hood, Plumbed For Ice Maker
- Laundry: Sink, First Floor, Electric Dryer Hookup
Features
- Recessed Lighting, Gallery, Home Office, Media Room, Play Room, Exercise Room, Sauna/Steam/Hot Tub, Wired for Sound, Elevator
- Flooring: Carpet, Concrete, Stone / Slate, Flooring - Stone/Ceramic Tile
- Doors: Pocket Door, Insulated Doors
- Windows: Insulated Windows, Screens
- Basement: Full
- Number of fireplaces: 2
- Fireplace features: Dining Room, Family Room
Interior area
- Total structure area: 8,948
- Total interior livable area: 8,948 sqft
Property
Parking
- Total spaces: 10
- Parking features: Attached, Garage Door Opener, Heated Garage, Workshop in Garage, Paved Drive, Off Street
- Attached garage spaces: 3
- Uncovered spaces: 7
Features
- Patio & porch: Patio
- Exterior features: Patio, Professional Landscaping, Sprinkler System, Decorative Lighting, Screens, Invisible Fence
- Fencing: Invisible
Lot
- Size: 1.76 Acres
- Features: Level
Details
- Parcel number: M:56 P:000001 S:,362634
- Zoning: SA
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Contemporary,Farmhouse
- Property subtype: Single Family Residence
Materials
- Frame
- Foundation: Concrete Perimeter
- Roof: Rubber,Metal
Condition
- Year built: 2005
Utilities & green energy
- Electric: Other (See Remarks)
- Sewer: Public Sewer
- Water: Public
- Utilities for property: for Gas Range, for Electric Range, for Electric Dryer, Icemaker Connection
Green energy
- Energy efficient items: Thermostat
Community & HOA
Community
- Features: Public Transportation, Shopping, Walk/Jog Trails, Golf, Medical Facility, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station
- Security: Security System
HOA
- Has HOA: No
Location
- Region: Belmont
Financial & listing details
- Price per square foot: $754/sqft
- Tax assessed value: $5,163,000
- Annual tax amount: $59,685
- Date on market: 11/25/2025
- Listing terms: Contract
- Exclusions: Neon Wall Light Over Kitchen
- Road surface type: Paved, Unimproved
Price history
| Date | Event | Price |
|---|---|---|
| 12/20/2023 | Sold | $6,750,000-10%$754/sqft |
Source: MLS PIN #73157131 Report a problem | ||
| 10/26/2023 | Contingent | $7,500,000$838/sqft |
Source: MLS PIN #73157131 Report a problem | ||
| 9/8/2023 | Listed for sale | $7,500,000$838/sqft |
Source: MLS PIN #73157131 Report a problem | ||
| 9/8/2023 | Listing removed | $7,500,000$838/sqft |
Source: MLS PIN #72983735 Report a problem | ||
| 6/1/2023 | Price change | $7,500,000-5.1%$838/sqft |
Source: MLS PIN #72983735 Report a problem | ||
| 3/8/2023 | Listed for sale | $7,900,000-8.1%$883/sqft |
Source: MLS PIN #72983735 Report a problem | ||
| 11/17/2022 | Listing removed | $8,600,000$961/sqft |
Source: MLS PIN #72983735 Report a problem | ||
| 5/18/2022 | Listed for sale | $8,600,000+1.2%$961/sqft |
Source: MLS PIN #72983735 Report a problem | ||
| 11/29/2021 | Listing removed | -- |
Source: MLS PIN #72851304 Report a problem | ||
| 6/16/2021 | Listed for sale | $8,500,000$950/sqft |
Source: MLS PIN #72851304 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $73,249 +5.9% | $6,431,000 -1.8% |
| 2024 | $69,147 +8.7% | $6,548,000 +15.7% |
| 2023 | $63,630 +6.6% | $5,661,000 +9.6% |
| 2022 | $59,684 +11.1% | $5,163,000 +10.9% |
| 2021 | $53,730 +4.3% | $4,656,000 -0.6% |
| 2020 | $51,513 +2.8% | $4,683,000 +9.1% |
| 2019 | $50,099 -2.7% | $4,293,000 +1.3% |
| 2018 | $51,504 -1.7% | $4,239,000 +2.7% |
| 2017 | $52,372 +1.5% | $4,127,000 +0.4% |
| 2016 | $51,609 +19% | $4,109,000 +22.2% |
| 2015 | $43,370 -1.9% | $3,362,000 +2.6% |
| 2014 | $44,226 +1.3% | $3,276,000 |
| 2013 | $43,669 +1.1% | $3,276,000 +1.3% |
| 2012 | $43,174 -0.7% | $3,234,000 -1.5% |
| 2011 | $43,480 -1% | $3,284,000 -9% |
| 2010 | $43,898 +2.4% | $3,610,000 +0.1% |
| 2009 | $42,863 +115.5% | $3,605,000 +104.2% |
| 2008 | $19,892 +45.8% | $1,765,000 +33.4% |
| 2007 | $13,640 -36.1% | $1,323,000 -35.5% |
| 2006 | $21,361 +5.4% | $2,052,000 +8.3% |
| 2005 | $20,258 +5.8% | $1,895,000 +6% |
| 2004 | $19,139 +13.5% | $1,787,000 +14.3% |
| 2003 | $16,860 +11.9% | $1,564,000 +16.1% |
| 2002 | $15,073 +21.6% | $1,347,000 +28.9% |
| 2001 | $12,394 +4.2% | $1,045,000 +20.9% |
| 1999 | $11,889 | $864,000 |
Find assessor info on the county website
Neighborhood: 02478
Nearby homes
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Nearby schools
GreatSchools rating
- 10/10Winn Brook SchoolGrades: K-3Distance: 1.1 mi
- 9/10Belmont Middle SchoolGrades: 7-8Distance: 1.2 mi
- 10/10Belmont High SchoolGrades: 9-12Distance: 0.9 mi
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Estimated market value
$6,977,500
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Estimated market value
$6,977,500
- Massachusetts
- Middlesex County
- Belmont
- 02478
- 275 Somerset St
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