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Newest Homes for Sale in Cos Cob, CT

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  • /19

    $1,379,000

    Open Sun 1PM - 3PM
    • 2 Beds
    • 2.5 Baths
    • 1,732 Sq Ft

    115 River Rd Unit 5, Cos Cob, CT 06807

    Rare find! Waterfront condo community with a private boat dock included. This 3-story, 2BR/2.5BA, 1732 sqft plus 420 sqft partly finished basement and 220sqft unfinished space, also has an attached one car garage, close to everything. First floor entrance hall to a flex room (office/gym). Open second floor living with fireplace, dining area, half bath, and kitchen, The third floor has a primary

    Nahed Hallaba William Raveis Real Estate

    115 River Rd Unit 5, Cos Cob, CT 06807
  • /40

    $3,250,000

    • 4 Beds
    • 7 Baths
    • 6,268 Sq Ft

    13 Lia Fail Way, Cos Cob, CT 06807

    Set on over an acre at the end of a quiet cul-de-sac within the private Lia Fail Association in Greenwich, CT (Cos Cob), this exceptional stone and clapboard Colonial masterfully blends timeless style with resort-like amenities across approximately 6,300 square feet of beautifully designed living space. The property offers ultimate privacy and an expansive yard designed for grand-scale

    Rachel Overton BHHS New England Properties

    13 Lia Fail Way, Cos Cob, CT 06807
  • /17

    $869,500

    • 2 Beds
    • 3 Baths
    • 1,428 Sq Ft

    49 Harold St Unit 2, Cos Cob, CT 06807

    Thoughtfully constructed 2BR, 3BA condo offering 1,428 sf of low-maintenance living with 9' ceilings in the desirable Cos Cob neighborhood of Greenwich, CT. The well-appointed kitchen features stainless-steel appliances, stone countertops, breakfast bar and adjacent dining area. The inviting living room with gas fireplace opens to a balcony. Both bedrooms are en-suite; the Primary suite features

    Cheryl Makrinos Sotheby's International Realty

    49 Harold St Unit 2, Cos Cob, CT 06807
  • /34

    $1,739,000

    • 4 Beds
    • 6 Baths
    • 2,856 Sq Ft

    49 Harold St, Cos Cob, CT 06807

    Beautifully appointed 2-family property featuring 2BR, 3BA units, each with 1,428 SF, 9' ceilings & private garages. Both feature ensuite bedrooms, custom closets, 2nd-floor laundry, well-appointed kitchens with stainless appliances, stone counters, breakfast bars & separately metered utilities. Unit 1 offers a spacious open living/dining area with gas stove & a versatile lower-level family room.

    Cheryl Makrinos Sotheby's International Realty

    49 Harold St, Cos Cob, CT 06807
  • /21

    $1,800,000

    • 3 Beds
    • 2.5 Baths
    • 2,486 Sq Ft

    55 Cos Cob Ave, Cos Cob, CT 06807

    Beautifully renovated and move-in ready. This turnkey 3-bedroom, 2.5-bath home is set in a desirable Cos Cob neighborhood and offers four finished levels of comfortable, flexible living space. Updates include an all-new kitchen, renovated bathrooms, new appliances, and new heating and cooling systems. The home also features a 1-car garage, fenced-in yard, patio, and additional outdoor space for

    Milo Ceci Ceci Properties

    55 Cos Cob Ave, Cos Cob, CT 06807
  • /20

    $869,500

    • 2 Beds
    • 3 Baths
    • 1,428 Sq Ft

    49 Harold St Unit 1, Cos Cob, CT 06807

    Beautifully appointed 2BR, 3BA condo offers 1,428 SF of low-maintenance living with 9' ceilings in the desirable Cos Cob neighborhood of Greenwich, CT. The gourmet kitchen features abundant cabinetry, high-end stainless appliances, stone countertops, breakfast bar, and built-in desk. The expansive open-concept living room has room to dine and a freestanding gas stove nestled in the corner. A

    Cheryl Makrinos Sotheby's International Realty

    49 Harold St Unit 1, Cos Cob, CT 06807
  • /26

    $1,699,000

    • 4 Beds
    • 3.5 Baths
    • 3,120 Sq Ft

    24 Harold St Unit B, Cos Cob, CT 06807

    Welcome to 24 Harold Street, where style, space, and convenience come together in the heart of Cos Cob. Enjoy easy access to parks, coffee shops, restaurants, the waterfront, Metro-North, and I-95, with Greenwich Avenue less than five minutes away and NYC under an hour. Step inside to a beautifully designed home featuring a chef's kitchen with stainless steel appliances and an oversized island. A

    Benjamin Howell Coldwell Banker Realty

    24 Harold St Unit B, Cos Cob, CT 06807
  • /42

    $2,750,000

    • 4 Beds
    • 5 Baths
    • 2,814 Sq Ft

    316 Valley Rd, Cos Cob, CT 06807

    Some homes are built. This one was sculpted.Elevated above the Mianus River with year-round water views, this four-bedroom Greenwich home feels like a private European escape in Cos Cob. Over the past three years, the interiors have been beautifully renovated to match the artistry of the grounds. Enter into a walkout entertainment room, where stonework, a wet bar and fireplace set the

    Karin Fry Compass Connecticut, LLC

    316 Valley Rd, Cos Cob, CT 06807
  • /24

    $759,000

    • 2 Beds
    • 2 Baths
    • 1,368 Sq Ft

    453 E Putnam Ave Unit 4G, Cos Cob, CT 06807

    Enjoy easy single-floor living in this beautifully located 2-bedroom, 2-bath condominium featuring a bright, open-concept living and dining area with gas fireplace that flows to a large private deck overlooking mature trees and lush green space--an ideal setting for relaxing or entertaining. The spacious primary suite offers an en-suite bath and double-door closets, while the second bedroom

    Jill Barile Berkshire Hathaway NE Prop.

    453 E Putnam Ave Unit 4G, Cos Cob, CT 06807
  • /22

    $1,925,000

    $225K PRICE DROP
    • 4 Beds
    • 3 Baths
    • 3,597 Sq Ft

    28 Gregory Rd, Cos Cob, CT 06807

    Opportunity awaits in one of Greenwich's most desirable communities. Located on a quiet residential street in Cos Cob, this spacious home offers 3,597 square feet of living space across two levels, featuring 4 bedrooms and 3 full bathrooms. A new roof and recently painted interior provide added value, while the generous floor plan offers exceptional flexibility for today's lifestyle.The

    Jose Cuartas Corcoran Centric Realty LLC

    28 Gregory Rd, Cos Cob, CT 06807
  • /9

    $99,000

    7 River Rd Unit Boat Slip C-8, Cos Cob, CT 06807

    Boat Slip at the River Club of Greenwich, Palmer Point. The most desirable C dock in Palmer Point Marina! Over 4 feet of water at low tide. Steps away from the parking area

    Amanda Bates Houlihan Lawrence

    7 River Rd Unit Boat Slip C-8, Cos Cob, CT 06807
  • /32

    $3,875,000

    $325K PRICE DROP
    • 4 Beds
    • 4.5 Baths
    • 4,662 Sq Ft

    4 Sachem Ln, Greenwich, CT 06830

    Beautifully reimagined modern farmhouse on a quiet Greenwich cul-de-sac, offering 4 bedrooms, 4 full & 1 half baths across four finished levels. Renovated with a timeless coastal feel, featuring wide-plank white oak floors, abundant natural light, town utilities, natural gas, bluestone patios, EV-ready charge & a level backyard with possible pool site. The chef's kitchen, designed by an

    Sabrina Adorno William Raveis Real Estate

    4 Sachem Ln, Greenwich, CT 06830
  • /24

    $1,695,000

    • Land
    • 17,424 Sq Ft
    • $4,237,500 per Acre

    25 Circle Dr, Greenwich, CT 06830

    A rare opportunity to create your dream home on this .40-acre parcel ideally situated on a quiet cul-de-sac in a sought-after neighborhood. The property offers the ability to build a custom residence of just over 5,000 square feet and is being offered with full architectural plans and an approved demolition permit already in place, providing a streamlined path to construction. Residents enjoy

    Agent Photo

    Danielle Malloy

    Serhant Connecticut LLC

    25 Circle Dr, Greenwich, CT 06830
  • /14

    $28,500,000

    • 7 Beds
    • 12 Baths
    • 18,370 Sq Ft

    39 Brookridge Dr, Greenwich, CT 06830

    Set along a quiet street 3 mins from town, this exceptional 2027 new construction blends timeless architecture with modern livability. A striking white brick façade, steep gables, and dark-framed windows create a refined yet welcoming presence. Warm interior light highlights expansive living spaces, including a dramatic kitchen and family room designed for both everyday living and elevated

    Amanda Bates Houlihan Lawrence Inc.

    39 Brookridge Dr, Greenwich, CT 06830
  • /22

    $2,895,000

    • 4 Beds
    • 4.5 Baths
    • 3,409 Sq Ft

    47 Ridge St, Cos Cob, CT 06807

    Tucked at the end of a private road in Cos Cob, this newly built (2025) Louis Contadino-designed home offers a layout rarely available in central Greenwich at this price point: sophisticated single-level main-floor living over a fully finished walk-out lower level, all on a private 0.34-acre setting. The main floor delivers four bedrooms -- three with private en-suite full baths, including a

    Joy Kim Metalios Houlihan Lawrence

    47 Ridge St, Cos Cob, CT 06807
  • /7

    $123,500

    7 River Rd Unit Boat Slip E3, Cos Cob, CT 06807

    OWN A PIECE OF GREENWICH WATERFRONT. This 45' slip will accommodate a boat of 49'. It is especially well located with easy boarding and quick access to open water. Palmer Point is a very popular marina with a year-round bubble system, a marine supply store, fule, electric power of 30 and 50 amps, fresh water and shower facilities.

    Barbara Stephens Sotheby's International Realty

    7 River Rd Unit Boat Slip E3, Cos Cob, CT 06807
  • /7

    $108,000

    7 River Rd Unit Boat Slip H3, Cos Cob, CT 06807

    OWN A PIECE OF GREENWICH WATERFRONT.This prime location affords easy and quick access to open water. A 40' slip, it will accommodate a boat up to 44'. Popular Palmer Point provides electric power of 30 and 50 amps, fresh water and shower facililites, year-round bubble system, a marina supply store, fuel and repair center.

    Barbara Stephens Sotheby's International Realty

    7 River Rd Unit Boat Slip H3, Cos Cob, CT 06807
  • /7

    $70,000

    $15K PRICE DROP

    7 River Rd Unit Boat Slip A-2, Cos Cob, CT 06807

    Boat slip at palmer point marina located at A-2.

    James Capparelle Coldwell Banker Realty

    7 River Rd Unit Boat Slip A-2, Cos Cob, CT 06807

Frequently Asked Questions

What is the average home price in Cos Cob, CT?
Homes for sale in Cos Cob, CT have an average home price of $1,636,890.
Are home prices dropping in Cos Cob?
Yes, home prices in Cos Cob are down 11% in the last 12 months.
How many homes have sold over the last 12 months in Cos Cob, CT?
97 homes have sold in Cos Cob, CT over the last 12 months.
What is the average household income in Cos Cob, CT?
The average household income in Cos Cob, CT is $195K.
What are the most popular zip codes in Cos Cob, CT?
The most popular zip codes in Cos Cob, CT include 06807, 06878, 06830, 06870 and 06902.
How much do you need to make to afford a house in Cos Cob?
The median home price in Cos Cob is $1,650,000. If you put a 20% down payment of $330,000 and had a 30-year fixed mortgage with an interest rate of 6.65%, your estimated principal and interest payment would be $8,470 a month plus property taxes, HOA fees, home insurance, PMI, and utilities. Using the 28% rule, you would need to make at least $363K a year to afford the median home price in Cos Cob. Learn how much home you can afford with our Home Affordability Calculator. The average household income in Cos Cob is $195K.
How are the schools in Cos Cob, CT?
Cos Cob, CT has highly rated public and private schools. Some of the best schools in Cos Cob based on Niche Grades are Brunswick School, Eastern Middle School and Greenwich High School. Browse all the schools in Cos Cob, CT to learn more.

Home Price Trends

Median Sale Price
$1,580,000
Median Single Family Sale Price
$2,000,000
Median Townhouse Sale Price
$1,699,000
Median 2 Bedroom Sale Price
$857,500
Median 1 Bedroom Sale Price
$610,000
Average Price Per Sq Ft
$742
Number of Homes for Sale
12
Last 12 months Home Sales
97
Months of Supply
1.50
Median List Price
$1,650,000
Median Change From 1st List Price
-1%
Median Home Sale Price YoY Change
-1%
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