Cos Cob
Cos Cob is a neighborhood and census-designated place in the town of Greenwich, Connecticut, United States.

Cos Cob is a neighborhood and census-designated place in the town of Greenwich, Connecticut, United States. It is located on the Connecticut shoreline in southern Fairfield County. It had a population of 6,873 at the 2020 census.
Adapted from Wikipedia, CC BY-SA 4.0.
Worth seeing in and around Cos Cob
10 places within 25 km that the world writes about, in the order of how widely: the ones a visitor has heard of first, then the ones only a local would name.
- 01Bruce Museum
The Bruce Museum is an art, science and natural history museum located in Greenwich, Connecticut. The Bruce's main building sits on a hill in a downtown park, and its tower can be easily seen by drivers passing by on Interstate 95.
2.6 km · museum in Greenwich, Connecticut · Wikipedia - 02Bowman Observatory
Bowman Observatory is an astronomical observatory owned and operated by the Greenwich, Connecticut Board of Education. Members of The Astronomical Society of Greenwich staff the observatory under the auspices of the Board's Continuing Education Department.
1.8 km · astronomical observatory · Wikipedia - 03Putnam Cemetery
Putnam Cemetery is a non-sectarian cemetery located at 35 Parsonage Road in Greenwich, Connecticut. It is affiliated with adjacent Saint Mary's Cemetery at 399 North Street, which is a Catholic cemetery; the two cemeteries share the same office.
3.2 km · cemetery in Greenwich, Connecticut · Wikipedia - 04Bush-Holley House
The Bush-Holley House is a National Historic Landmark and historic house museum at 39 Strickland Road in the Cos Cob section of Greenwich, Connecticut. It was constructed circa 1730 and in the late nineteenth century was a boarding house and the center of the Cos Cob Art Colony, Connecticut's first art colony.
700 m · historic house in Connecticut, United States · Wikipedia - 05Daycroft School
The Daycroft School was a co-educational private boarding school founded in 1928. Initially located at a private home in Darien, Connecticut, it relocated to Stamford in 1935, and in 1963, to the neighboring town of Greenwich, Connecticut.
3.2 km · university-preparatory school in Greenwich, Connecticut, United States · Wikipedia - 06Greenwich Library
Greenwich Library is the main library in the Greenwich library system of Greenwich, Connecticut, United States. The Greenwich Library system consists of the Main Library and its Byram Shubert, Perrot, and Cos Cob branches.
2.6 km · public library in Greenwich, CT · Wikipedia - 07Mianus River Bridge
The Mianus River Bridge is a span that carries Interstate 95 over the Mianus River, between Cos Cob and Riverside, Connecticut. It is the second bridge on the site.
700 m · bridge in United States of America · Wikipedia - 08Putnam Cottage
Putnam Cottage was also known as Knapp Tavern during the American Revolution. It is located at 243 East Putnam Avenue, on the former route of the Boston Post Road, in Greenwich, Connecticut.
1.7 km · house in Connecticut, United States of America · Wikipedia - 09Riverside Avenue Bridge
The Riverside Avenue Bridge is the only cast-iron bridge in Connecticut and one of a small number still in use in the United States. It carries Riverside Avenue over the New Haven Line railroad tracks in the Riverside section of Greenwich, Connecticut.
1 km · bridge in United States of America · Wikipedia - 10United States Post Office
The United States Post Office is a former post office building at 310 Greenwich Avenue in downtown Greenwich, Connecticut. Built in 1915, it is a good example of Classical Revival architecture, with a distinctive plan predating the Postal Service's standardization of buildings.
2.5 km · government building in Greenwich, Connecticut · Wikipedia
Ranked by the number of language editions of Wikipedia with an article on each, from Wikidata; the sentences are the openings of those articles, CC BY-SA 4.0.
Getting to Cos Cob
- Airports
- LaGuardia (LGA), 37 km · John F. Kennedy (JFK), 46 km · Newark Liberty (EWR), 61 km
- Stations
- Cos Cob station, 300 m · Greenwich station, 2.4 km · Riverside station, 1 km · Old Greenwich station, 2.7 km · Carmel Academy, 3.1 km
- New York → Cos Cob49 km · quickest by road, 1h 28m · $4.5–6
- Newark → Cos Cob58 km · quickest by road, 1h 40m · $6–8
- Hartford → Cos Cob111 km · quickest by road, 2h 34m · $10–14
- Plan a tripFrom anywhereThe planner compares every way there from wherever you are.
Road and air are today’s quick answer; timetabled trains, buses and ferries load on the results page from the operators’ feeds.
No local-transport research exists yet for Cos Cob
Our researched notes are written from a sourced entry: every shared taxi, boat and village bus with its operator, its rule, its fare and the year we saw it, and what could not be confirmed. Nobody has done that work for Cos Cob. What is above is what we hold from open sources; nothing here pretends to be more.
- Go nextAlso located in Bridgeport is a ferry running from downtown Bridgeport to Port Jefferson, New York, on Long Island's North Shore.
From Wikivoyage: Stamford (Connecticut), CC BY-SA. Not yet checked by us; that article was last edited 2026-09.
- 0157 km
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If you know how people move in Cos Cob – the stand, the rule, the fare – tell us, and the note gets an entry.
Next door to Cos Cob
Cos Cob is 30 km from The Bronx, the nearest large city, whose note carries the wider picture.
- MianusNeighborhood in Greenwich, Connecticut, US1.4 km
- Greenwich Avenue Historic Districthuman settlement in Connecticut, United States of America2.4 km
- Fourth Ward Historic Districthistoric district in Connecticut, United States2.4 km
- River Road-Mead Avenue Historic Districthistoric district in Greenwich, Connecticut600 m