Date
Details
Price
Change
Source
10/08/2026
Listed
$1,495,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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1/31
$1,495,000 Just Listed
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Property Description
Exceptional opportunity in one of Cos Cob's most desirable neighborhoods! This charming two-family offers incredible versatility for investors, builders, and end users. Renovate the existing multifamily or explore conversion into a beautiful single-family residence. With current rents below market, there is immediate income and significant potential to optimize rental revenue. Buyers considering conversion can collect rent to offset carrying costs while pursuing plans and approvals. Features include hardwood floors, spacious living areas, a large rear deck, private backyard, attached garage, and driveway parking. A rare opportunity to unlock value in a sought-after Cos Cob location!
Full Property Details
Full Property Details for 4 Tremont St
General
- Price: $1,495,000
- Taxes: (July 2026-June 2027)
- Status: Active
- Type: Multi-Family
- Source: SMARTMLS
- MLS ID: 24213196
- Updated: 10/9/2026
- Added to Site: 2 day(s) ago
Interior
- Number of Rooms: 11
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 3
Bedrooms
- Total Bedrooms: 4
Parking
- Garage: Yes
- Attached garage: Yes
- Garage Spaces: 1
- Parking: Attached Garage
Location
- County: Fairfield
- Neighborhood: Cos Cob
- Driving Directions: GPS
School Information
- Elementary School: Cos Cob
- Middle School: Central
- Intermediate School: Per Board of Ed
- High School: Greenwich
Community
- Community Name: Cos Cob
Heating & Cooling
- Cooling Type: Window Unit
- Heating Type: Hot Water, Natural Gas
- Heating Fuel: Natural Gas
- Water Heater: Natural Gas, Domestic
Utilities
- Sewer: Public Sewer Connected
- Water: Public Water Connected
Structural Information
- Architectural Style: Units on different Floors
- Construction Status: No/Resale
- Exterior Const.: Shingle
- Basement Desc.: Full, Unfinished
- Roof: Asphalt Shingle
- Attic: Yes
- Square Feet: 1,774
- Above Ground: 1,774 Sq. Ft.
- Year Built: 1915
Unit Information
Unit 1
- Total Bathrooms: 2
- Bedrooms: 2
Unit 2
- Total Bathrooms: 1
- Bedrooms: 2
Lot Features
- Lot Size (Acres): 0.19
- Zoning: R-7
- Lot Description: Level Lot
Water Features
- Water Front Desc.: Beach Rights
Financial Considerations
- Assessment Amount: $706,580
- Tax Year: July 2026-June 2027
Disclosures and Reports
- Property ID: 1850638
Listed by Mike Parelli Real Estate, LLC, Michael Parelli
We Value Your Privacy
We Value Your Privacy
We Value Your Privacy
Listing agent
— 4 Tremont St —
Michael Parelli
Mike Parelli Real Estate, LLC
Agent Contact: (203) 940-2666 Office Contact: (203) 940-2666
NMLS#: 1598647Get Pre-Approved Today
Price & Sales History for 4 Tremont St
Tax History
Tax History for 4 Tremont St
Year
Property Taxes
Change
Tax Assessment
Change
2025
$7,034
4%
$569,100
—
2023
$6,793
3%
$569,100
—
2023
$6,622
1%
$569,100
—
2022
$6,562
20%
$569,100
26%
2021
$5,448
—
$452,480
—
2020
$5,439
-1%
$452,480
—
2019
$5,493
2%
$452,480
—
2018
$5,371
-1%
$452,480
—
2017
$5,438
2%
$452,480
—
2016
$5,352
5%
$452,480
5%
2015
$5,117
2%
$431,340
—
2014
$5,014
3%
$431,340
—
2013
$4,878
—
$431,340
—
2011
$4,878
—
$431,340
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 4 Tremont St
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- Single Family
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- Updated 22 hours ago
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- Single Family
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- 2Total Baths
- 2,344Sq. Ft.
Listed and Sold by Sotheby's International Realty
- Single Family
- Closed
- 4Beds
- 3Total Baths
- 2,410Sq. Ft.
Listed by Sotheby's International Realty
Sold by BHHS New England Properties
Sold by BHHS New England Properties
4 Tremont Street, Greenwich, CT 06807 (MLS# 24213196) is a Multi-Family property with 2 units containing 4 bedrooms and 3 full bathrooms. 4 Tremont Street is currently listed for $1,495,000 and was received on October 08, 2026. Want to learn more about 4 Tremont Street? Do you have questions about finding other Multi-Family real estate for sale in Cos Cob? You can browse all Cos Cob real estate or contact a Coldwell Banker agent to request more information.