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Cos Cob, CT Homes for Sale | Realty.com
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  • Rentals

18 listings
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Homes for Sale in Cos Cob, CT

Homes for Sale in Cos Cob, CT

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18 Listings
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Homes for Sale in Cos Cob, CT

18 Listings

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #REB.0790925

Call Thomas
  1. 102 Valley Road Unit 20 — photoOpen house Sun, Oct 25 · 1:00 PM25Active

    $775,000

    2 bd · 2 ba · 1,096 sqft

    102 Valley Road Unit 20, Cos Cob, CT

    Susan Connal · Coldwell Banker Realty

  2. 36 Mianus View Terrace — photoNew23Active

    $3,095,000

    5 bd · 4 ba · 3,193 sqft

    36 Mianus View Terrace, Cos Cob, CT

    Ellen Mosher · Houlihan Lawrence

  3. 681 River Road — photo49Active

    $3,995,000

    4 bd · 5 ba · 4,969 sqft

    681 River Road, Cos Cob, CT

    Cora Lynch-O'Meara · Brown Harris Stevens CT, LLC

  4. 4 Tremont Street — photo31Active

    $1,495,000

    4 bd · 3 ba · 3,069 sqft

    4 Tremont Street, Cos Cob, CT

    Mike Parelli · Mike Parelli Real Estate LLC

  5. 23 Daffodil Lane — photo35Active

    $4,295,000

    5 bd · 5 ba · 5,629 sqft

    23 Daffodil Lane, Cos Cob, CT

    Jeff Jackson · Corcoran Centric Realty LLC

  6. 59 Dandy Drive — photo25Active

    $2,999,000

    5 bd · 4 ba · 5,042 sqft

    59 Dandy Drive, Cos Cob, CT

    Angela Alfano · Coldwell Banker Realty

  7. 9 Maple Street — photo32Active

    $2,695,000

    4 bd · 5 ba · 2,745 sqft

    9 Maple Street, Cos Cob, CT

    Julie Church · Houlihan Lawrence

  8. 340 Valley Road Unit 2 — photo20Active

    $2,795,000

    4 bd · 4 ba · 4,088 sqft

    340 Valley Road Unit 2, Cos Cob, CT

    Jennifer Leahy · Compass Connecticut, LLC

  9. 7 Sundance Drive — photo38Active

    $2,499,000

    4 bd · 4 ba · 2,226 sqft

    7 Sundance Drive, Cos Cob, CT

    Hope Stone · Compass Connecticut, LLC

  10. 154 Valley Road — photoPrice Reduced59Active

    $2,745,000

    4 bd · 4 ba · 3,647 sqft

    154 Valley Road, Cos Cob, CT

    Jakob Satir · William Raveis Real Estate

  11. 49 Harold Street 2 — photo17Active

    $869,500

    2 bd · 3 ba · 1,428 sqft

    49 Harold Street 2, Cos Cob, CT

    Cheryl Makrinos · Sotheby's International Realty

  12. 13 Lia Fail Way — photo38Active

    $3,250,000

    4 bd · 7 ba · 6,268 sqft

    13 Lia Fail Way, Cos Cob, CT

    Rachel Overton · BHHS New England Properties

  13. 28 Gregory Road — photoPrice Reduced31Active

    $1,795,000

    4 bd · 3 ba · 3,597 sqft

    28 Gregory Road, Cos Cob, CT

    Jose Cuartas · Corcoran Centric Realty LLC

  14. 7 River Road Boat Slip C8 — photo9Active

    $99,000

    0 bd · 0 ba · — sqft

    7 River Road Boat Slip C8, Cos Cob, CT

    Amanda Bates Goodro · Houlihan Lawrence

  15. 47 Ridge Street — photoPrice Reduced22Active

    $2,795,000

    4 bd · 5 ba · 3,408.8 sqft

    47 Ridge Street, Cos Cob, CT

    Joy Metalios · Houlihan Lawrence

  16. 7 River Road Boat Slip H3 — photo7Active

    $108,000

    0 bd · 0 ba · — sqft

    7 River Road Boat Slip H3, Cos Cob, CT

    Barbara Stephens · Sotheby's International Realty

  17. 7 River Road Boat Slip E3 — photo7Active

    $123,500

    0 bd · 0 ba · — sqft

    7 River Road Boat Slip E3, Cos Cob, CT

    Barbara Stephens · Sotheby's International Realty

  18. 7 River Road Boat Slip a2 — photoPrice Reduced7Active

    $70,000

    0 bd · 0 ba · — sqft

    7 River Road Boat Slip a2, Cos Cob, CT

    James Capparelle · Coldwell Banker Realty

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L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

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The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

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Listing data & MLS disclosures

Greenwich MLS (GMLS)
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.
Listing information ©2026 Greenwich MLS, Inc®. All Rights Reserved. Last Updated: 2026-10-22 13:09:18 UTC
  • Your local brokerage

    TO

    Thomas O'Leary

    Realty.com

    Lic. #REB.0790925

    Call Thomas

    Nearby areas

    ZIP codes

    • 06902 (102)
    • 06831 (89)
    • 06830 (77)
    • 06810 (75)
    • 06824 (75)
    • 06880 (75)
    • 06606 (69)
    • 06840 (64)

    Cities

    • Stamford (235)
    • Greenwich (200)
    • Norwalk (141)
    • Fairfield (133)
    • Bridgeport (125)
    • Danbury (94)
    • Westport (75)
    • New Canaan (64)

    Cos Cob, CT community profile

    Area
    3.3 sq. mi.

    Source: HJN community data

    Cos Cob housing market

    September 2026 · This period is still settling

    Homes on the market · MLS, as of Sep 27, 2026

    Median list price
    $2,347,000
    Homes for sale
    18

    Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 1, 2026

    Median home size
    2,524 sq. ft.