Sold
Last Sold Price
4 beds1,957 sqft$289/sqft
21 Harold St, Cos Cob, CT 06807
Single FamilyProperty Type
6,098 sq ftLot Size
1956Year Built
$289/sq ftPrice per sq ft
2 carsParking Spaces

Description

Great starter home in the heart of cos cob. Convenient location. Short walk to park and shops. Can be converted to a 2-family. Sold ''as is''Great starter home in the heart of cos cob. Convenient location. Short walk to park and shops. Can be converted to a 2-family. Sold ''as is''
  • Listed by: Jill Diane Barile 203.661.9200 • Greenwich Fine Properties
  • Listed by: Kathy Adams 203.869.0700 kadams@houlihanlawrence.com • Houlihan Lawrence
Listing closed: 05/13/2013 12:00 AM • Source: GMLS, MLS#: 84651

Recent comparable sales

Median sold price

$1,420,000

Avg days on market

26

Sale-to-list ratio

102.2%

Cos Cob, CT

9 comparable properties found

a view of a white house with a yard and garden
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1

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Sold 10/24/25

4
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2,073
Square Feet
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Sold 10/24/24

4
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Square Feet
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Acres
$1,975,000 | 11 Pond Place, Cos Cob, CT 06807
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$1,975,000

Sold 10/17/25

4
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Square Feet
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Acres
$2,022,000 | 34 1/2 Orchard Street, Cos Cob, CT 06807
1/31
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Sold 06/22/26

4
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2,126
Square Feet
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Sold 07/31/25

3
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$1,560,000 | 14 Sinawoy Road, Cos Cob, CT 06807
1/41
6

$1,560,000

Sold 10/11/24

4
Bedrooms
2,111
Square Feet
0.11
Acres
$1,775,000 | 74 Valleywood Road, Cos Cob, CT 06807
1/30
7

$1,775,000

Sold 08/25/25

4
Bedrooms
2,198
Square Feet
0.22
Acres
8

$1,100,000

Sold 03/13/26

4
Bedrooms
2.5
Bathrooms
1,600
Square Feet
0.32
Acres
9

$1,350,000

Sold 10/29/24

3
Bedrooms
2
Bathrooms
2,012
Square Feet
0.17
Acres

Location

Listing Courtesy of Greenwich Fine Properties, Jill Diane Barile; Houlihan Lawrence, Kathy Adams

Sold By Park Allyn Realty Associates,, Hon Cheung

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Payment Calculator

$3,335 per month

30 year fixed, 6.71% Interest

Principal and Interest

$2,920

Property Taxes

$416

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

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Property Information for 21 Harold Street

Property Details
  • Taxes: $4,987 / year
  • MLS Type: Residential / Single Family
  • Section: Cos Cob
  • Design: Cape Cod
  • Basement Type: Full
  • Garage #: 2.00
  • Garage Desc: Detached
  • Garage: Yes
Building Information
  • Year Built: 1956
  • Lot Size: 0.14 AC / 6,098 SF
Summary
Location and General Information
  • Area: 4 - Cos Cob
  • Elementary School: Cos Cob
  • Middle School: Central
  • City: Cos Cob
  • MLS Area Major: 4 - Cos Cob
  • Longitude: -73.593741
  • Latitude: 41.04
  • Postal Code: 06807
  • County: Fairfield
  • State Or Province: CT
HOA and Fees
  • Parcel Number: 08-1372/S
  • Association Chg/Yr: $0
  • Taxes: $4,987
Interior and Exterior Features
Interior Features
  • Bathrooms Total Integer: 2
  • Baths Full: 2
  • Beds Total: 4
  • Cooling: Yes
  • Heating: Yes
  • Living Room Level/FP: 1st: 1
  • Living Room Level/FP: FP: 1
  • Dining Room Level/FP: 1st: 1
  • Kitchen Level/FP: 1st: 1
  • Dbl Bdrms Level/FP: 1st: 2
  • Dbl Bdrms Level/FP: 2nd: 2
  • Bath Level/FP: 1st: 1
  • Bath Level/FP: 2nd: 1
  • Laundry Level/FP: LL: 1
  • Attic: None: Yes
  • Cooling System: Central AC: Yes
  • Heat System: Hot Water: Yes
  • Cooling System: Central A/C
Exterior Features
  • Exterior: Vinyl Siding: Yes
  • Exterior: Vinyl Siding
  • Roof: Asphalt
Property
Lot Information
  • Location Property Info: SPOLP: $1.07
  • Location Property Info: List PriceSqFt: $268.00
  • Location Property Info: Owner: ORLANDO, MARIE F EST
  • Location Property Info: Zoning: R-6
  • Location Property Info: # FPs: 1.0
  • Lot Description: Fenced,Level
  • Lot Size Acres: 0.14
  • Lot Size Area: 0.14
  • Lot Size Square Feet: 6098.4
  • Lot Size Units: Acres
  • Lot Description: Fenced: Yes
  • Lot Description: Level: Yes
Property and Assessments
  • General Property Info: Acres -: 0.14
  • General Property Info: Elementary School: Cos Cob
  • General Property Info: Middle School: Central
  • General Property Info: Design: Cape Cod
  • General Property Info: Design Plan: Traditional
  • General Property Info: SqFt Source: Taxcard
  • Assessment: $444,290
  • Zoning: R-6
  • Sanitation Source: Public Sewer
  • SqFt Source: Taxcard
  • Features: Fenced Yard: Yes
  • Included: All Kitchen Applncs: Yes
  • Included: WasherDryer: Yes
Utilities
  • Heat Fuel: Oil: Yes
  • Hot Water: Oil: Yes
  • Heat System: Hot Water, Oil
  • Water Source: Public
Multi Family
Building Details
  • Public Remarks: GREAT STARTER HOME IN THE HEART OF COS COB. CONVENIENT LOCATION. SHORT WALK TO PARK AND SHOPS. CAN BE CONVERTED TO A 2-FAMILY. SOLD ''AS IS''

Property History for 21 Harold Street

DateEvent & SourcePriceAppreciation
May 13, 2013

Closed (Public Record)

Public Record #353163603

$565,000

+342818734130.0% / yr

Oct 5, 2012

Closed (Public Record)

Public Record #339687750

$1
Aug 8, 2006

Closed (Public Record)

Public Record #327039758

$1
DateEvent & SourcePrice
05/13/2013

Closed (Public Record)

Public Record #353163603

$565,000

+342818734130.0% / yr

10/05/2012

Closed (Public Record)

Public Record #339687750

$1
08/08/2006

Closed (Public Record)

Public Record #327039758

$1

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

Public Records for 21 Harold Street

Taxable ValueLand$427,630Additions$132,860Total$560,490
Tax Record2025$6,927 ($577 / month)
Home Facts
Beds3Baths2Total Finished SqFt1,957 SqFtAbove Grade Finished SqFt1,957 SqFtUnfinished Basement SqFt1,141 SqFtStories2Lot Size6,098 SqFtStyleSingle Family ResidenceYear Built1956Year Renovated1970ZoningR-6CountyWESTERN CONNECTICUTAPNGREE M:08 B:1372/S

Schools near 21 Harold Street

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...

Neighborhood Map and Transit

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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 21 Harold Street, Cos Cob, CT 06807
$565,000
4
1,957
6,098
$275,000
3.5
2,661
7,841
$1
4
2
2,369
6,098
$670,000
3
1,422
6,098
$790,000
5
2,389
7,840
$805,000
2.5
2,885
6,970

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 Greenwich Fine Properties, Jill Diane Barile; Houlihan Lawrence, Kathy Adams

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.