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Cos Cob is located in Connecticut. Cos Cob, Connecticut has a population of 7,140. Cos Cob is more family-centric than the surrounding county with 35% of the households containing married families with children. The county average for households married with children is 33%.
The median household income in Cos Cob, CT is $143,118. The median household income for the surrounding county is $88,196 compared to the national median of $57,525. The median age of people living in Cos Cob is 44 years old.Learn more about Real Estate.