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21 Windsor LaneCos Cob, CT 06807

For Sale

$1,450,000

Smart Buyer Rebate $14,500

North Mianus School, Eastern Middle School.
Come reimagine this home and make it yours. Sunfilled open plan 1982 Construction home. 4 BDRM, 3 BATH, FP and extra large 15' by 30' Family room /FP on first floor. 2412 sqft with room for expansion to this R-7 home on .277 of an acre. FAR is .315
Quiet street, connects to sidewalks on Valley Road. This won't last!

Listed by Nancy Chin

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License #RES.0117440

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Park Allyn Realty Associates,

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203-829-6566

Last updated July 17, 2026

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Source: FlexMLS #125359

Listing Facts

  • TypeSingle-family
  • NeighborhoodCos Cob
  • Bedrooms4
  • Bathrooms3
  • Days on Prevu36
  • Taxes$8,562.17/year
  • Size2,412 sqft
  • Price per sqft$601

Amenities

  • Washer/Dryer
  • Air Conditioning
  • Parking

Location

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Listing History

06/25/2026
Listed by Park Allyn Realty Associates,
$1,450,000

Property Details for 21 Windsor Lane

Exterior

Construction

  • Roof: Asphalt
  • Year Built: 1982
  • Architectural Style: Other
  • Construction Materials: Wood Siding

Measurements

  • Building Area Total: 2,412
  • Lot Size Acres: 0.28
  • Lot Size Area: 0
  • Lot Size Square Feet: 12,196
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: 08A-1334/S
  • Tax Annual Amount: $8,562.17
  • Tax Assessed Value: $816,690.00

Interior

Features

  • Fireplace: Yes
  • Fireplaces Total: 1
  • Interior Features: Eat-in Kitchen, Entrance Foyer

Rooms

  • Basement: Crawl Space
  • Bathrooms Full: 3
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 4

Other

General

  • Exclusions: Wood Burning Stove, Dining Rm Chandelier

Location

  • City Region: North Mianus

Parking

Parking

  • Garage Spaces: 2
  • Parking Features: Attached Garage, Garage Door Opener

Schools

Elementary School

  • Elementary School: North Mianus

Middle or Junior School

  • Middle Or Junior School: Eastern

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Natural Gas, Forced Air
  • Has Heating: Yes
  • Laundry Features: Laundry Room
  • Sewer: Town Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 3 bathrooms in this single-family home at 21 Windsor Lane.

What schools are nearby to 21 Windsor Lane?

Nearby schools include the North Mianus Elementary School and Eastern Middle School.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 21 Windsor Lane.

What are the annual taxes for 21 Windsor Lane?

Annual taxes for this single-family home are estimated at $8,562.

How does 21 Windsor Lane compare to other single-family homes in Cos Cob?

This single-family home is listed 48% below the average price for single-family homes in Cos Cob and has been on the market for 22 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 2,412 sqft.

21 Windsor Lane is a 4-bedroom, 3-bath single-family home for sale in Cos Cob CT 06807. On Prevu for 36 days at $1,450,000. This residence features 2,412 square feet of living space, located in Cos Cob. The median listing price for single-family homes in this area is $2,499,000. Nearby schools include North Mianus Elementary School and Eastern Middle School. Property amenities include air conditioning, parking, and washer/dryer. View other single-family home listings in Fairfield County.

Based on information from Greenwich Multiple Listing Service, Inc. and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.