Federico Martinez
Keller Williams Prestige Prop.
(475) 325-5386
193 Total Sales
1 in Cos Cob
$1,350,000 Price
21 Windsor Ln Cos Cob, CT 06807
Cos Cob Area
4
Beds
3
Baths
2,412
Sq Ft
0.28
Acre Lot
Highlights
- 1 Fireplace
- High Ceiling
- Eat-In Kitchen
- North Mianus School Rated A+
- 2 Car Attached Garage
- Wet Bar
About This Home
As of September 2026North 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!
Last Agent to Sell the Property
Park Allyn Realty Associates, License #RES.0117440 Listed on: 06/25/2026
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Home Details
Home Type
- Single Family
Est. Annual Taxes
- $8,562
Year Built
- Built in 1982
Lot Details
- 12,197 Sq Ft Lot
- Property is zoned R-12
Parking
- 2 Car Attached Garage
- Automatic Garage Door Opener
- Garage Door Opener
Home Design
- Asphalt Roof
- Wood Siding
Interior Spaces
- 2,412 Sq Ft Home
- Wet Bar
- High Ceiling
- 1 Fireplace
- Entrance Foyer
- Crawl Space
- Pull Down Stairs to Attic
- Eat-In Kitchen
Bedrooms and Bathrooms
- 4 Bedrooms
- En-Suite Primary Bedroom
- 3 Full Bathrooms
Laundry
- Laundry Room
- Washer and Dryer
Utilities
- Forced Air Heating and Cooling System
- Heating System Uses Gas
- Heating System Uses Natural Gas
- Gas Available
- Gas Water Heater
Listing and Financial Details
- Assessor Parcel Number 08A-1334/S
Ownership History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
Date
Name
Owned For
Owner Type
Purchase Details
Closed on
May 22, 2012
Sold by
Chin Nancy Y and Fong Eddie F
Bought by
Purchase Details
Closed on
May 27, 1982
Bought by
Chin Edward and Chin Nancy Y
Home Values in the Area
Average Home Value in this Area
Agents Specializing in Cos Cob, CT
-
Federico Martinez
-
Linda Dunsmore
Linda Dunsmore
Coldwell Banker Realty
(475) 258-8711
87 Total Sales
1 in Cos Cob
$900,000 Price
-
Allen Vetrosky
Allen Vetrosky
Berkshire Hathaway NE Prop.
(475) 258-7572
10 Total Sales
1 in Cos Cob
$2,550,000 Price
-
Katie O'Grady
Katie O'Grady
Compass Connecticut, LLC
(475) 269-6412
165 Total Sales
1 in Cos Cob
$1,275,000 Price
-
Glenn Marr
Glenn Marr
Responds QuicklyMarr Caruso Realty Group
(475) 275-8091
37 Total Sales
1 in Cos Cob
$1,400,000 Price
-
Brett Lieberman
Brett Lieberman
The Riverside Realty Group
(475) 889-7388
81 Total Sales
2 in Cos Cob
$1.7M - $2.1M Price Range
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Warranty Deed | -- | -- | |
| Deed | -- | -- |
Source: Public Records
Property History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft |
|---|---|---|---|---|
| 09/10/2026 09/10/26 | Sold | $1,450,000 | 0.0% | $601 / Sq Ft |
| 08/05/2026 08/05/26 | Pending | -- | -- | -- |
| 06/25/2026 06/25/26 | For Sale | $1,450,000 | -- | $601 / Sq Ft |
Source: Greenwich Association of REALTORS®
Tax History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $7,696 | $622,720 | $469,350 | $153,370 |
| 2024 | $7,433 | $622,720 | $469,350 | $153,370 |
| 2023 | $7,246 | $622,720 | $469,350 | $153,370 |
| 2022 | $7,180 | $622,720 | $469,350 | $153,370 |
| 2021 | $7,170 | $595,490 | $447,090 | $148,400 |
| 2020 | $7,158 | $595,490 | $447,090 | $148,400 |
| 2019 | $7,229 | $595,490 | $447,090 | $148,400 |
| 2018 | $7,068 | $595,490 | $447,090 | $148,400 |
| 2017 | $7,157 | $595,490 | $447,090 | $148,400 |
| 2016 | $7,044 | $595,490 | $447,090 | $148,400 |
| 2015 | $7,306 | $612,640 | $461,720 | $150,920 |
| 2014 | $7,122 | $612,640 | $461,720 | $150,920 |
Source: Public Records
Agents Affiliated with this Home
-
Nancy Chin
NC
Seller's Agent in 2026
Nancy Chin
Park Allyn Realty Associates,
(203) 829-6566
1 Total Sale
-
Julia Allan
Buyer's Agent in 2026
Julia Allan
Houlihan Lawrence
(914) 482-2735
19 Total Sales
Map
Source: Greenwich Association of REALTORS®
MLS Number: 125359
APN: GREE-000008A-000000-001334-S000000
Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.
Listing data courtesy of Greenwich MLS. IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to
identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by the MLS.
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