51 Dandy Dr
Cos Cob, CT 06807
Cos Cob- 4 Beds
- 3 Baths
- 3,543 sqft (on 1.03 acres)
4 Beds
3 Baths
3,543 sqft
(on 1.03 acres)
Local Information
-- mins to
Description
Idyllic 1.03-acre luxury oasis. Four bedroom home blends elegant design with seamless indoor-outdoor living. Sun-drenched great room boasts vaulted beamed ceilings, arched windows & French doors to expansive decks. Chef's kitchen features premium Wolf/Sub-Zero appliances, granite counters, island & breakfast bar. Formal living room/library offers custom built-ins. Primary suite features walk-in closet, private balcony & spa bath with jacuzzi/rain shower & radiant flooring. Walk-out lower level with gym, office, fireplace, bedroom space/au pair suite, full bath, wet bar, pool kitchenette & mud room/laundry. Resort-style backyard features perennial gardens, gunite pool, waterfall, gazebo & outdoor grill. 2-car garage with Belgian block driveway.
Home Highlights
Parking
Garage
Outdoor
Pool
A/C
Heating & Cooling
HOA
None
Price/Sqft
$874
Listed
13 days ago
Home Details for 51 Dandy Dr
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Interior Details Basement: Finished |
Beds & Baths Number of Bedrooms: 4Number of Bathrooms: 3Number of Bathrooms (full): 3 |
Dimensions and Layout Living Area: 3543 Square Feet |
Appliances & Utilities Laundry: Laundry Room |
Heating & Cooling Heating: Natural Gas,Hot WaterHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Natural Gas |
Fireplace & Spa Number of Fireplaces: 2Has a Fireplace |
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Exterior Home Features Roof: AsphaltPatio / Porch: TerraceFencing: FencedOther Structures: GazeboHas a Private Pool |
Parking & Garage Number of Garage Spaces: 2Number of Covered Spaces: 2Has a GarageParking Spaces: 2Parking: Garage |
Pool Pool: WaterfallPool |
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Days on Market: 13 |
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Year Built Year Built: 1962Year Renovated: 2005 |
Property Type / Style Property Type: ResidentialProperty Subtype: Residential, Single Family ResidenceArchitecture: Ranch |
Building Construction Materials: Clapboard |
Property Information Included in Sale: Washer/Dryer, All Kitchen ApplncsParcel Number: 08A1009/S |
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Price List Price: $3,095,000Price Per Sqft: $874 |
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MLS Status: Active |
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Direction & Address City: Cos Cob |
School Information Elementary School: North StreetJr High / Middle School: Central |
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Listing Agent Listing ID: 125348 |
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Building Area Building Area: 3543 Square Feet |
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Lot Area: 1.03 Acres |
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Mobile Home Park Mobile Home Units: Feet |
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BasementMls Number: 125348 |
Last check for updates: about 23 hours ago
Listing courtesy of Jennifer O'Brien, (203) 253-6441
Houlihan Lawrence
Source: Greenwich MLS, Inc., MLS#125348

Also Listed on Greenwich MLS, Inc..
Market trends in Greenwich
Last updated May 2026
Avg. sale price
$1.76M
$257KMoM
Sale-to-List Price
101.2%
1.0%MoM
Price per sq ft
$779
$4MoM
Available listings
183
8MoM
Price History for 51 Dandy Dr
| Date | Price | Event | Source |
|---|---|---|---|
| 06/24/2026 | $3,095,000 | Listed For Sale | Greenwich MLS, Inc. #125348 |
| 09/08/2004 | $1,600,000 | Sold | N/A |
| 08/05/1998 | $850,000 | Sold | N/A |
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Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $15,035 |
| Assessment | $1,216,530 |
Home facts updated by county records
Comparable Sales for 51 Dandy Dr
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.10 | Single-Family Home | $1,975,000 | 10/17/25 | 4 | 2 | 2,329 | |
0.25 | Single-Family Home | $1,410,000 | 08/14/25 | 4 | 3 | 2,100 | |
0.51 | Single-Family Home | $1,595,000 | 08/22/25 | 4 | 2.5 | 3,827 | |
0.42 | Single-Family Home | $1,895,000 | 07/08/25 | 3 | 3 | 2,435 | |
0.51 | Single-Family Home | $2,125,000 | 11/06/25 | 4 | 3.5 | 3,304 | |
0.39 | Single-Family Home | $2,670,000 | 01/12/26 | 5 | 4 | 3,623 | |
0.52 | Single-Family Home | $2,300,000 | 09/02/25 | 3 | 2.5 | 2,950 | |
0.84 | Single-Family Home | $1,900,000 | 02/06/26 | 4 | 3 | 2,480 | |
0.71 | Single-Family Home | $3,500,000 | 07/21/25 | 4 | 3.5 | 3,796 |
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 51 Dandy Dr.
What Locals Say about Cos Cob
At least 1 Trulia users voted on each feature.
100 % Say neighbors are friendly
100 % Say there are community events
100 % Say there's holiday spirit
100 % Say it's walkable to grocery stores
100 % Say it's walkable to restaurants
100 % Say parking is easy
100 % Say car is needed
100 % Say streets are well-lit
100 % Say it's dog friendly
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
LGBTQ Local Legal Protections
Jennifer O'Brien, Houlihan Lawrence
Agent Phone: (203) 253-6441

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.

