06807   Zip Code Cos Cob Western Connecticut CT United States

City Cos Cob
County Western Connecticut
State Connecticut
Latitude 41.0611
Longitude -73.59215
Population 7,650
Density 2336.79 people per square mile
Time Zone America/New York
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $192,115
Median individual: $88,612

Race

Mode: 64.2% White

Gender

 50.2% female 

Rent

  $2989 / month  

Median house value: $1,437,762.0

Age

Median: 39.4 years old

Education

With at least college degree: 72.8%
With STEM degree: 43.5%

Marital Status

 61.3% married 

Never married: 25.6%

Labor Force Participation

 67.7% working 

Unemployed: 5.6%

Average Family Size

 3.12 people 

Commute Time

 28.7 minutes 

Health Care

 5.2% uninsured 

Poverty

 6.1%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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