Connecticut's Gold Coast
Cos Cob
Cos Cob is a village of roughly 7,000 residents anchored by its own Metro-North station on the New Haven Line.
About Cos Cob
Cos Cob is a village of roughly 7,000 residents anchored by its own Metro-North station on the New Haven Line. The Mianus River defines its eastern edge while Cos Cob Harbor opens to Long Island Sound at the south. The Bush-Holley House, a National Historic Landmark on Strickland Road, preserves the legacy of the Cos Cob Impressionist art colony that flourished here from the 1890s through the 1920s.
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Coastal Living in Cos Cob
The train pulls into Cos Cob station and the platform sits right in the middle of the neighborhood. That proximity to rail - not a shuttle ride away, not a parking lot away, but genuinely embedded in the village - defines the Cos Cob experience for commuters. Trains reach Grand Central in roughly 50 to 55 minutes. Step off the platform and you are on East Putnam Avenue, within walking distance of the small commercial cluster, the harbor, and dozens of homes.
Cos Cob's artistic history is not a footnote - it shaped the place. In the 1890s, painters including Childe Hassam, John Henry Twachtman, and Theodore Robinson established an Impressionist colony at the Holley House boarding house on Strickland Road. They painted the harbor, the Mianus River, the light on the clapboard buildings. That site is now the Bush-Holley House, maintained by the Greenwich Historical Society as a museum and National Historic Landmark. The creative heritage surfaces in the neighborhood's character: a visual looseness, homes of varying ages and styles sitting comfortably next to each other without the manicured uniformity of newer developments.
South of the Post Road, Cos Cob compresses into tight streets near the harbor. Small colonials, updated capes, and the occasional waterfront property line roads like Bible Street and River Road. North of the Post Road, the lots expand. Two-acre parcels appear as you climb toward the Merritt Parkway, with larger colonials, center-entrance homes, and properties backing onto wooded land. The split gives Cos Cob a dual personality: walkable village south of Route 1, spacious suburban north of it.
Cos Cob Park, built on the remediated site of a former power plant along the harbor, gives the neighborhood a modern recreational amenity - playing fields, a playground, and open waterfront space that did not exist a generation ago. Combined with the station, the Bush-Holley House, and the harbor itself, Cos Cob packs more identity per square mile than most Greenwich neighborhoods. Families looking for village-scale living with a direct train connection and genuine character consistently put it on their short list.
Why Buyers Choose Cos Cob
- •Own Metro-North station with New Haven Line trains to Grand Central Terminal in roughly 50 to 55 minutes
- •Bush-Holley House, a National Historic Landmark, preserves the 1890s Cos Cob Impressionist art colony legacy
- •Cos Cob Harbor and the Mianus River provide waterfront access at the neighborhood's southern edge
- •Village homes south of Route 1 transition to two-acre colonial parcels north toward the Merritt Parkway
Housing in Cos Cob
Cos Cob's housing stock splits along the Post Road. South of Route 1, the village core contains antique colonials, updated Cape Cod homes, and a scattering of waterfront properties along Bible Street, River Road, and the harbor-adjacent lanes. Lots are compact - quarter-acre to half-acre - and the streetscape has a density uncommon in Greenwich. North of the Post Road, lots expand progressively toward the Merritt Parkway. Two-acre parcels with center-hall colonials, raised ranches from the 1960s and 1970s, and newer construction on subdivided lots characterize the upper portion of the neighborhood. Pricing reflects the split. South-side village homes in updated condition typically trade between $1 million and $2.5 million. Larger properties north of Route 1 on two-acre lots can reach $3 million to $5 million. Waterfront and harbor-view properties, when they appear, command premiums above those ranges. Cos Cob consistently offers more home per dollar than Riverside or Old Greenwich, making it a strong value within Greenwich's southern tier.
Real Estate in Cos Cob
Cos Cob sees steady transaction volume relative to its size, with the village homes south of the Post Road turning over more frequently than the larger properties to the north. The Metro-North station is the primary demand driver for commuter families, particularly those relocating from Manhattan who prioritize walk-to-train convenience. Properties within a half-mile of the station attract consistent buyer interest, especially updated colonials with four or more bedrooms. North Cos Cob competes with adjacent neighborhoods like Stanwich and the lower edges of Back Country, where lot sizes are larger. The distinction is access: no other Greenwich neighborhood north of Old Greenwich puts residents within walking distance of an express train platform. That advantage holds pricing firm even in slower markets.
Market Snapshot
Cos Cob Market Snapshot
Residential real estate trends for Cos Cob, Greenwich, Connecticut.
Active Listings
7
7 under contract
Median List Price
$2.69M
7 active listings
Median Closed Price
$1.38M
40 sales
Median Days on Market
24
7 active listings
Median $ / Sq Ft
$649
7 active listings
Sale-to-List Ratio
100.6%
40 sales
Based on 7 active listings and 40 closed sales (trailing 12 months). Source: SmartMLS · As of July 27, 2026.
+95.7%
Pricing Posture
current asking median vs trailing 12-month closed median in Cos Cob
40
Sales Activity
closed sales in Cos Cob over the trailing 12 months (+25.0% vs prior 12 mo)
3,597 sq ft
Typical Home Size
median size across the Cos Cob active sample
Homes for Sale in Cos Cob, Greenwich
0 listings available
Listing information is supplied by SmartMLS, Inc.and other licensed IDX sources for consumers' personal, non-commercial use. Data is deemed reliable but is not guaranteed and should be independently verified.
© 2026 Smart MLS, Inc. All rights reserved.
Getting Around Cos Cob
Cos Cob station sits on the Metro-North New Haven Line with service to Grand Central Terminal in roughly 50 to 55 minutes. The station is walkable from much of the village core south of the Post Road, eliminating the drive-and-park step that defines commuting from most other Greenwich neighborhoods. The Post Road (Route 1) runs through the center of Cos Cob, connecting to downtown Greenwich two miles west and to Riverside and Old Greenwich to the east. I-95 interchanges are accessible via Indian Field Road and the River Road connector. The Merritt Parkway is reachable in five minutes from the northern parcels. Cos Cob's central position within Greenwich means that no part of town - from the Back Country to the waterfront - is more than a 15-minute drive.
Walkability
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Frequently Asked Questions About Cos Cob
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