25 Decatur St, Unit B

2,400 Sq. Ft.
$37 / Sq. Ft.
2,400
Sq. Ft.
$37
per Sq. Ft.

Description

Wonderful, unusually large unit, freshly painted, with hardwood floors in spotless condition. This side-be-side triplex offers a large living room with fireplace, gourmet eat-in kitchen, four bedrooms, three full and one half bath with a family room in the lower level and a private terrace. There is both garage as well as off street parking.Wonderful, unusually large unit, freshly painted, with hardwood floors in spotless condition. This side-be-side triplex offers a large living room with fireplace, gourmet eat-in kitchen, four bedrooms, three full and one half bath with a family room in the lower level and a private terrace. There is both garage as well as off street parking.
  1. Listed by Stephen Archino • Sotheby's International Realty
    P: (203)-869-4343 C: (203)-964-7445 steve.archino@sothebys.realty

Property Details for 25 Decatur Street, Unit B

Section
Cos Cob
Pool
No
Basement Type
Finished
Garage #
1.00
LISTING UPDATED: 07/16/2026 12:23 PM

Property Details for 25 Decatur Street, Unit B

StatusActive
MLS #125513
Days on MarketListed Today
Pet PolicyAllowed
Rental Incentives-
Costs & Fees-
Available Date07/31/2026
Lease TermLease Length: 12 Months
Furnished-
Property TypeRental
MLS TypeRental / Apartment
Year Built2006
Lot Size0.15 AC / 6,534 SF
CountyFairfield County

Location

Listing Courtesy of Sotheby's International Realty, Stephen Archino
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Building Information for 25 Decatur Street, Unit B

Building/Complex25 Decatur StFloor-Stories-Residences-Pet PolicyAllowedPet Policy DetailsCallYear Built2006Lot Size0.15 AC / 6,534 SF

Property Information for 25 Decatur Street, Unit B

Summary
Location and General Information
  • Area: 4 - Cos Cob
  • Elementary School: Cos Cob
  • Middle School: Central Middle
  • City: Cos Cob
  • MLS Area Major: 4 - Cos Cob
  • Longitude: -73.5929
  • Latitude: 41.05
  • Postal Code: 06807
  • County: Fairfield
  • State Or Province: CT
HOA and Fees
  • Parcel Number: 08-1972/S
  • Association Chg/Yr: $0
Interior and Exterior Features
Interior Features
  • Bathrooms Total Integer: 4
  • Baths Full: 3
  • Baths Half: 1
  • Beds Total: 4
  • Cooling: Yes
  • Heating: Yes
  • Entry Hall Level/FP: 1st: 1
  • Living Room Level/FP: 1st: 1
  • Living Room Level/FP: FP: 1
  • Dining Room Level/FP: 1st: 1
  • Family Room Level/FP: LL: 1
  • Powder Room Level/FP: 1st: 1
  • Kitchen Level/FP: 1st: 1
  • Primary Bdrm Level/FP: 2nd: 1
  • Primary Bath Level/FP: 2nd: 1
  • Dbl Bdrms Level/FP: 2nd: 2
  • Dbl Bdrms Level/FP: 3rd: 1
  • Bath Level/FP: 2nd: 2
  • Bath Level/FP: 3rd: 1
  • Laundry Level/FP: 2nd: 1
  • Attic: Finished: Yes
  • Bath Ceilings: Extra Height: Yes
  • Dbl Bdrms Ceilings: Extra Height: Yes
  • Dining Room Ceilings: Extra Height: Yes
  • Entry Hall Ceilings: Extra Height: Yes
  • Entry Hall Comments: Hardwood Floor: Yes
  • Kitchen Ceilings: Extra Height: Yes
  • Kitchen Comments: Breakfast Nook: Yes
  • Kitchen Comments: Gourmet: Yes
  • Laundry Comments: Separate Room: Yes
  • Living Room Ceilings: Extra Height: Yes
  • Powder Room Ceilings: Extra Height: Yes
  • Cooling System: Central AC: Yes
  • Heat System: Forced Air: Yes
  • Primary Bdrm Ceilings: Extra Height: Yes
  • Primary Bdrm Comments: Primary Bedroom Suite: Yes
  • Primary Bth Ceilings: Extra Height: Yes
  • Cooling System: Central Air
Exterior Features
  • Exterior: Clapboard: Yes
  • Court: No
  • Exterior: Clapboard
  • Roof: Asphalt
  • Pool YN: No
Property
Lot Information
  • Location Property Info: List PriceSqFt: $3.08
  • Location Property Info: Price Period: Monthly
  • Location Property Info: Owner: 25 Decatur St LLC
  • Location Property Info: Purchase: No
  • Location Property Info: Renew: Yes
  • Location Property Info: Unit #: B
  • Location Property Info: Section: Cos Cob
  • Location Property Info: RTM District: 08
  • Location Property Info: Special Code: 070919010420375
  • Location Property Info: # HBths: 1.0
  • Location Property Info: # FPs: 1.0
  • Lot Description: Corner Lot,Level
  • Lot Size Acres: 0.15
  • Lot Size Area: 0.15
  • Lot Size Square Feet: 6534.0
  • Lot Size Units: Acres
  • Lot Description: Corner: Yes
  • Lot Description: Level: Yes
Property and Assessments
  • General Property Info: Acres -: 0.15
  • General Property Info: Sub-Type: MF - 2 Units Rental
  • General Property Info: Elementary School: Cos Cob
  • General Property Info: Middle School: Central Middle
  • General Property Info: Design Plan: Traditional
  • General Property Info: SqFt Source: Taxcard
  • Sanitation Source: Town Sewer
  • SqFt Source: Taxcard
  • Features: Auto Garage Door: Yes
  • Features: Auto Gate: Yes
  • Features: Cable TV: Yes
  • Features: Double Pane Windows: Yes
  • Features: Smoke Alarm: Yes
  • Features: Terrace: Yes
  • Included: All Kitchen Applncs: Yes
  • Included: WasherDryer: Yes
Utilities
  • Gas Source: Public Utility: Yes
  • Heat Fuel: Gas: Yes
  • Hot Water: Gas: Yes
  • Heat System: Natural Gas, Forced Air
  • Water Source: Public
Multi Family
Building Details
  • Public Remarks: WONDERFUL, UNUSUALLY LARGE UNIT, FRESHLY PAINTED, WITH HARDWOOD FLOORS IN SPOTLESS CONDITION. THIS SIDE-BE-SIDE TRIPLEX OFFERS A LARGE LIVING ROOM WITH FIREPLACE, GOURMET EAT-IN KITCHEN, FOUR BEDROOMS, THREE FULL AND ONE HALF BATH WITH A FAMILY ROOM IN THE LOWER LEVEL AND A PRIVATE TERRACE. THERE IS BOTH GARAGE AS WELL AS OFF STREET PARKING.
  • Parking Desc: Attached Garage, Garage Door Opener, Electric Gate
Rental
Rental Information
  • Furnishings: Unfurnished
  • Options: Renew: Yes
  • Tenant Expenses: All Utilities: Yes
  • Tenant Expenses: Cable TV: Yes
  • Tenant Expenses: Credit Check: Yes
  • Tenant Expenses: Electricity: Yes
  • Tenant Expenses: Gas: Yes
  • Tenant Expenses: Grounds Care: Yes
  • Tenant Expenses: Heat: Yes
  • Tenant Expenses: Security Deposit: Yes
  • Tenant Expenses: Snow Removal: Yes
  • Tenant Expenses: Trash Removal: Yes
  • Tenant Expenses: Water: Yes
  • Lease Information: Lease Type: Long Term
  • Lease Information: Lease Length: 12 Months
  • Lease Information: Lease Terms Info (1): ONEYR
  • Lease Information: Available: 08-01-2026
  • Pet Info: Call
  • Smoking: No

Schools near 25 Decatur Street, Unit B

This home is within Greenwich School District.
Rating
School
Type
Grades
Distance
Public - PK to 5
Public - 6 to 8
Public - 9 to 12
Rating
School
Distance
Cos Cob School
PublicPK to 5

Central Middle School
Public6 to 8

Greenwich High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Cos Cob
Cos Cob
A relaxed, waterfront haven just 35 miles from New York City. This centuries-old Greenwich neighborhood, once called “Coscobneck”, was home to an Impressionist art colony from the 1890s to the 1920s. With water on two sides (the Cos Cob Harbor to the south and the Mianus River to the east) and...

25 Decatur Street, Unit B is available for rent in Cos Cob, CT 06807. This property was listed on July 16, 2026 by Sotheby's International Realty, it's currently listed at $7,400. This listing's school district is Greenwich School District. Nearby schools include Cos Cob School, Central Middle School and Greenwich High School. 25 Decatur Street, Unit B is a 4-bed, 4-bath, 2,400 sqft a property built in 2006.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the owner's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Sotheby's International Realty, Stephen Archino

Based on information from one of the following Multiple Listing Services: Darien MLS, Smart MLS and Greenwich Multiple Listing Service. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by Darien MLS, Smart MLS and Greenwich Multiple Listing Service is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.