Sold
Last Sold Price
4 beds2,754 sqft
21 Indian Mill Rd, Cos Cob, CT 06807
Single FamilyProperty Type
1.01 acresLot Size
1958Year Built
$479/sq ftPrice per sq ft
1 carParking Spaces

Description

Nestled on a quiet street, abutting North Mianus Park, this renovated and updated ranch sits on an elevated 1 acre parcel. Modern kitchen with fireplace leads to a stone terrace with sitting wall overlooking the expansive rear yard. First floor also features master suite, with 2 family bedrooms, dining, living and family rooms. Lower level has separate entrance perfectly suited for home office, guest, in-law or nanny suite, with full bathroom. Bonus area on second floor.Nestled on a quiet street, abutting North Mianus Park, this renovated and updated ranch sits on an elevated 1 acre parcel. Modern kitchen with fireplace leads to a stone terrace with sitting wall overlooking the expansive rear yard. First floor also features master suite, with 2 family bedrooms, dining, living and family rooms. Lower level has separate entrance perfectly suited for home office, guest, in-law or nanny suite, with full bathroom. Bonus area on second floor.
  • Listed by: Rob Johnson 203.869.8100 robjohnson@bhsusa.com • Brown Harris Stevens CT, LLC
Listing closed: 08/27/2021 12:00 AM • Source: GMLS, MLS#: 113773

Recent comparable sales

Median sold price

$1,690,000

Avg days on market

24

Sale-to-list ratio

103.9%

Cos Cob, CT

9 comparable properties found

$1,450,000 | 21 Windsor Lane, Cos Cob, CT 06807
1/25
1

$1,450,000

Sold 09/10/26

4
Bedrooms
2,412
Square Feet
0.28
Acres
$1,530,000 | 4 Cos Cob Avenue, Cos Cob, CT 06807
1/27
2

$1,530,000

Sold 08/17/26

4
Bedrooms
2,720
Square Feet
0.14
Acres
$2,000,000 | 441 Cognewaugh Road, Cos Cob, CT 06807
1/24
3

$2,000,000

Sold 07/16/26

4
Bedrooms
2,899
Square Feet
1.45
Acres
$2,175,000 | 70 Gregory Road, Cos Cob, CT 06807
1/40
4

$2,175,000

Sold 06/26/26

4
Bedrooms
3,142
Square Feet
0.33
Acres
$1,530,000 | 350 Valley Road, Cos Cob, CT 06807
1/49
5

$1,530,000

Sold 11/21/25

4
Bedrooms
1,982
Square Feet
0.36
Acres
a front view of a house with garden
1/2
6

$1,410,000

Sold 08/14/25

4
Bedrooms
2,100
Square Feet
0.3
Acres
a front view of a house with garden
1/2
7

$2,550,000

Sold 12/19/24

4
Bedrooms
2,818
Square Feet
0.34
Acres
a front view of a house with a garden and trees
1/25
8

$1,803,000

Sold 05/02/25

4
Bedrooms
3,003
Square Feet
0.31
Acres
$1,690,000 | 16 Kent Place, Cos Cob, CT 06807
1/33
9

$1,690,000

Sold 05/15/26

4
Bedrooms
2,410
Square Feet
0.14
Acres

Location

Listing Courtesy of Brown Harris Stevens CT, LLC, Rob Johnson

Sold By Brown Harris Stevens CT, LLC, Laurie Meyer

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$7,570 per month

30 year fixed, 6.71% Interest

Principal and Interest

$6,821

Property Taxes

$749

HOA Dues

$0

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Property Information for 21 Indian Mill Road

Property Details
  • Taxes: $8,989 / year
  • MLS Type: Residential
  • Section: South Parkway
  • Design: Colonial Ranch
  • Pool: No
  • Basement Type: Unfinished, Walkout
  • Garage #: 1.00
  • Garage Desc: Attached
  • Garage: Yes
Building Information
  • Year Built: 1958
  • Lot Size: 1.01 AC / 43,995 SF
Summary
Location and General Information
  • Area: 4 - Cos Cob
  • Elementary School: North Street
  • Middle School: Central
  • Directions: Cognewaugh to Indian Mill
  • City: Cos Cob
  • MLS Area Major: 4 - Cos Cob
  • Longitude: -73.588426
  • Latitude: 41.08
  • Postal Code: 06807
  • County: Fairfield
  • State Or Province: CT
HOA and Fees
  • Parcel Number: 08-3308
  • Association Chg/Yr: $0
  • Taxes: $8,989
Interior and Exterior Features
Interior Features
  • Bathrooms Total Integer: 3
  • Baths Full: 3
  • Baths Half: 0
  • Beds Total: 4
  • Cooling: Yes
  • Heating: Yes
  • Entry Hall Level/FP: 1st: 1
  • Living Room Level/FP: 1st: 1
  • Dining Room Level/FP: 1st: 1
  • Family Room Level/FP: 1st: 1
  • Family Room Level/FP: FP: 1
  • Kitchen Level/FP: 1st: 1
  • Kitchen Level/FP: FP: 1
  • Primary Bdrm Level/FP: 1st: 1
  • Primary Bath Level/FP: 1st: 1
  • Dbl Bdrms Level/FP: 1st: 1
  • Sngl Bdrms Level/FP: 1st: 1
  • Bath Level/FP: 1st: 1
  • Bath Level/FP: LL: 1
  • Laundry Level/FP: LL: 1
  • Other Room Level/FP: LL: 1
  • Attic: Finished: Yes
  • Family Room Comments: Bay Window: Yes
  • Kitchen Comments: Eat-In Kitchen: Yes
  • Kitchen Comments: Island: Yes
  • Other Room Comments: Separate Apartment: Yes
  • Cooling System: Central AC: Yes
  • Heat System: Forced Air: Yes
  • Primary Bdrm Comments: Walk-in Closet(s): Yes
  • Primary Bth Comments: Whirlpool Tub: Yes
  • Cooling System: Central A/C
Exterior Features
  • Exterior: Clapboard: Yes
  • Exterior: Shingle Siding: Yes
  • Court: No
  • Exterior: Shingle Siding, Clapboard
  • Roof: Asphalt
  • Pool YN: No
Property
Lot Information
  • Location Property Info: SPOLP: $.95
  • Location Property Info: List PriceSqFt: $506.54
  • Location Property Info: Owner: Chiesara/Gallasso, A & S
  • Location Property Info: Zoning: RA-2
  • Location Property Info: State: Connecticut
  • Location Property Info: Zip Code: 06807
  • Location Property Info: # FPs: 2.0
  • Lot Description: Cul-de-Sac,Rolling
  • Lot Size Acres: 1.01
  • Lot Size Area: 1.01
  • Lot Size Square Feet: 43995.6
  • Lot Size Units: Acres
  • Lot Description: Cul-de-Sac: Yes
  • Lot Description: Rolling: Yes
Property and Assessments
  • General Property Info: Acres -: 1.01
  • General Property Info: Year Renovations: 2009.0
  • General Property Info: Elementary School: North Street
  • General Property Info: Middle School: Central
  • General Property Info: Design: Colonial Ranch
  • General Property Info: Design Plan: Open Plan
  • General Property Info: SqFt Source: Taxcard
  • Assessment: $775,600
  • Year Renovations: 2009
  • Zoning: RA-2
  • Sanitation Source: Septic Tank
  • SqFt Source: Taxcard
  • Excluded: Call LB: Yes
  • Features: Cable TV: Yes
  • Features: Smoke Alarm: Yes
  • Included: All Kitchen Applncs: Yes
  • Included: Call LB: Yes
  • Included: WasherDryer: Yes
Utilities
  • Heat Fuel: Oil: Yes
  • Hot Water: Electric: Yes
  • Heat System: Forced Air, Oil
  • Water Source: Well
Multi Family
Building Details
  • Public Remarks: Nestled on a quiet street, abutting North Mianus Park, this renovated and updated ranch sits on an elevated 1 acre parcel. Modern kitchen with fireplace leads to a stone terrace with sitting wall overlooking the expansive rear yard. First floor also features master suite, with 2 family bedrooms, dining, living and family rooms. Lower level has separate entrance perfectly suited for home office, guest, in-law or nanny suite, with full bathroom. Bonus area on second floor.

Property History for 21 Indian Mill Road

DateEvent & SourcePriceAppreciation
Aug 23, 2021

Closed (Public Record)

Public Record #1471158087

$1,320,000

+0.4% / yr

Feb 16, 2007

Closed (Public Record)

Public Record #215199870

$1,250,000

+9.9% / yr

Mar 14, 1998

Closed (Public Record)

Public Record #91002370

$540,000
DateEvent & SourcePrice
08/23/2021

Closed (Public Record)

Public Record #1471158087

$1,320,000

+0.4% / yr

02/16/2007

Closed (Public Record)

Public Record #215199870

$1,250,000

+9.9% / yr

03/14/1998

Closed (Public Record)

Public Record #91002370

$540,000

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 21 Indian Mill Road

Taxable ValueLand$524,510Additions$288,610Total$813,120
Tax Record2025$9,790 ($816 / month)
Home Facts
Beds4Baths3Total Finished SqFt2,754 SqFtAbove Grade Finished SqFt2,754 SqFtUnfinished Basement SqFt983 SqFtStories1Lot Size43,996 SqFtStyleSingle Family ResidenceYear Built1958Year Renovated1975ZoningRA-2CountyWESTERN CONNECTICUTAPNGREE M:08 B:3308

Schools near 21 Indian Mill Road

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

Central Middle School
Public6 to 8

Greenwich High School
Public9 to 12

The Stanwich School
PrivatePK 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...

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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 21 Indian Mill Road, Cos Cob, CT 06807
$1,320,000
4
2,754
43,995
$1,975,000
3
3,002
46,173
$2,399,000
4
3,802
44,866
4
2.5
3,713
67,518
$404,000
4
3
2,677
87,120
$3,120,000
5
3,994
43,995

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 seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Brown Harris Stevens CT, LLC, Rob Johnson

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.