Single Family

4 Tremont St

Active · Greenwich · Out of Area, CT 06830

Asking price$1,495,000Estimate monthly payment Request a Showing

Bedrooms: 4 Beds
Bathrooms: 3 Baths
Year built: 1915
Est. monthly taxes: $617.33

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About this home

Currently set up as a multifamily in a single family zone. 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!

Listing snapshot

Days on site: 19 days
Listed on MLS: Oct 9, 2026
Full baths: 3
Half baths: 0
Annual property tax (MLS): $7,408
Tax year: 2026
Area source (MLS): Other
Listing brokerage: Mike Parelli Real Estate LLC
MLS ID: KEY1060728
Last updated: Oct 22, 2026

General features

Property type: Single Family
Property subtype: Single Family Residence
Year built: 1915
Garage: Yes
Garage spaces: 1
Parking: Driveway
Water source: Public
Sewer: Public Sewer
Utilities: Cable Connected, Electricity Connected, Natural Gas Connected, Phone Connected, Sewer Connected, Trash Collection Private, Water Connected

Interior features

Basement: Unfinished
Heating: Natural Gas, Other
Cooling: Wall/Window Unit(s)
Interior: Other
Appliances: Dishwasher, Oven, Range, Refrigerator

Exterior features

Architectural style: Other
Construction materials: Frame
Private pool: No

Schools (MLS)

Elementary school: Contact Agent
Elementary school district: Contact Agent
Middle school: Call Listing Agent
Middle school district: Contact Agent
High school: Contact Agent
High school district: Contact Agent

School information is provided by the MLS. Confirm attendance eligibility with the school district.

Recent activity

Oct 22, 2026Listing updated from MLS
Oct 9, 2026First seen on this site
Oct 9, 2026MLS status changed

Location

Greenwich · Out of Area, CT 06830Show interactive map

4 Tremont St

Greenwich · Out of Area, CT 06830

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Loan detailsFixed-rate, fully amortizing loan. Edit the assumptions below; no market rate is supplied.

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Property expenses (USD)

Annual property taxMonthly association / maintenance fees

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Estimated monthly principal & interest—

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Listing data is supplied by the MLS and may change without notice.

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