For sale

$1,899,000

109 Belmont St, Cambridge, MA 02138

6beds

2,500sqft

$10,992/mo

Get pre-qualified

3 Family

Built in 1916

-- sqft lot

$1,860,400 Zestimate^®

$760/sqft

$-- HOA

What's special

Private outdoor space

Exceptional opportunity to own a spacious multi-family property in one of Cambridge's most desirable neighborhoods. Offering over 2,500 square feet of living space, this multi-family property is fully gutted and ready to be renovated with included permit ready plans. It features 6 bedrooms and 3 full bathrooms, providing flexibility for investors, owner-occupants, or multi-generational living. Situated on a 4,356-square-foot fenced lot, the property offers private outdoor space while being conveniently located near Harvard Square, Fresh Pond, public transportation, shopping, dining, parks, and major commuter routes. Each unit is designed for luxury living accommodations with strong rental potential in a highly sought-after market. Whether you're looking to expand your investment portfolio, generate rental income, or occupy one unit while leasing the others, this Cambridge property offers outstanding value and long-term potential. Condo conversion could be explored for maximum return.

68 days
298
8

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 6
Bathrooms: 3
Full bathrooms: 3

Appliances

Laundry: Gas Dryer Hookup

Features

Flooring: Wood, Tile, Vinyl
Basement: Full,Walk-Out Access,Concrete,Unfinished
Has fireplace: No

Interior area

Total structure area: 2,500
Total interior livable area: 2,500 sqft
Finished area above ground: 1,581
Finished area below ground: 919

Property

Parking

Parking features: Open
Has uncovered spaces: Yes

Features

Patio & porch: Porch, Screened, Deck, Deck - Wood, Patio
Exterior features: Balcony, Rain Gutters, Varies per Unit
Fencing: Fenced

Lot

Size: 4,356 Square Feet
Features: Level, Other

Details

Additional structures: Shed(s)
Foundation area: 0
Parcel number: CAMBM00255L00043,418063
Zoning: B

Construction

Type & style

Home type: MultiFamily
Property subtype: 3 Family

Materials

Frame
Foundation: Block
Roof: Shingle

Condition

Year built: 1916

Utilities & green energy

Electric: 220 Volts
Sewer: Public Sewer
Water: Public
Utilities for property: for Gas Range, for Gas Oven, for Gas Dryer

Community & HOA

Community

Features: Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station, University, Other, Sidewalks

Location

Region: Cambridge

Financial & listing details

Price per square foot: $760/sqft
Tax assessed value: $1,389,300
Annual tax amount: $8,822
Date on market: 7/4/2026
Listing terms: Other (See Remarks)
Total actual rent: 0
Road surface type: Paved

Estimated market value

$1,860,400

$1.77M - $1.95M

$6,583/mo

Price history

Date	Event	Price
7/5/2026	Listed for sale	$1,899,000$760/sqft
Source: MLS PIN #73544650 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$8,822 +8.7%	$1,389,300 +1.3%
2024	$8,119 +7.6%	$1,371,400 +6.5%
2023	$7,546 +6.8%	$1,287,700 +7.9%
2022	$7,066 +3.5%	$1,193,500 +2.3%
2021	$6,824 +6.2%	$1,166,500 +4.4%
2020	$6,424 +4.8%	$1,117,300 +8.3%
2019	$6,127 +154.1%	$1,031,400 +169.1%
2018	$2,411 +1.3%	$383,300 +4.5%
2017	$2,381 +5.9%	$366,800 +14%
2016	$2,249 +1.9%	$321,700 +14%
2015	$2,207 +5.7%	$282,200 +13.2%
2014	$2,088 +0%	$249,200 +3.4%
2013	$2,087 +2.6%	$241,000 +0.5%
2012	$2,034 +4.1%	$239,900 +0.2%
2011	$1,954 +2.6%	$239,500 -2.9%
2010	$1,905 +1.8%	$246,700 -0.4%
2009	$1,872 -0.4%	$247,600 -3.1%
2008	$1,880 -4.1%	$255,500 -2.5%
2007	$1,961 -1.9%	$262,100 -3.2%
2006	$1,999 +1.8%	$270,800 +7.2%
2005	$1,964 -34.4%	$252,500 -35.7%
2004	$2,995 +20.9%	$392,500 +15%
2003	$2,478 -7.6%	$341,300 -8.1%
2002	$2,682 +18.9%	$371,400 +58.7%
2000	$2,256	$234,000 +30%
1999	--	$180,000