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CITY · 2010 ACS

Cos Cob

Connecticut · 6,770 residents · 2.152 sq mi
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The short version

Cos Cob is significantly wealthier than the US average, with a median household income of $127,297. Population has held roughly steady since 2011. 65% of adults hold a bachelor's degree or higher, well above the national rate of 28%. Median home value is $969,100. Poverty is rare here, at 3.1% of residents. Households here earn about 88% more than the Connecticut median.

At a glance
Wealthier
above the US median
US median: $52,703
Older
median age 40.8
US median: 37.2
More educated
65% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
6,770
+3%vs 2011
vs 6,542 in 2011
2010 – 2024
Population density
3,146 / sq mi
+3%vs 2011
vs 3,040 / sq mi in 2011
US average: 261
Median age
40.8
−6%vs 2011
vs 43.4 in 2011
US average: 37.2
Population, 2010 – 2024
6K7K7K7K8K201020202024Cos Cob
20248K
201020202024
Section 02

Income & economy

Median household income
$127,297
−6%inflation adjusted, since 2011
vs $139,861 in 2011
US average: $52,703
2010 – 2024
Per capita income
$75,228
+1%vs 2011
vs $74,357 in 2011
US average: $27,286
Households earning $100K+
72.5%
−1.0 ptsvs 2011
vs 73.5% in 2011
US average: 33.3%
Poverty rate
3.1%
Unchangedvs 2011
vs 3.1% in 2011
US average: 13.8%
Income inequality (Gini)
0.495
+2%vs 2011
vs 0.484 in 2011
US average: 0.461
Workforce by industry, 2010
Other services20.4%
US avg: 7%
Public administration18.8%
US avg: 4.9%
Information9%
US avg: 11.5%
Finance & insurance7%
US avg: 5.1%
Wholesale trade5.9%
US avg: 7.2%
Retail trade5.5%
US avg: 10.9%
Professional, scientific, technical5.1%
US avg: 4.2%
Arts, entertainment, food4.6%
US avg: 2.4%
Transportation & warehousing2.8%
US avg: 3.1%
Education & health services1.9%
US avg: 0.9%
Agriculture, forestry, fishing0%
US avg: 1.9%
Construction0%
US avg: 1.4%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$969,100
+5%inflation adjusted, since 2011
vs $953,200 in 2011
US average: $225,659
2010 – 2024
Median gross rent
$2,001
+3%inflation adjusted, since 2011
vs $2,001 in 2011
US average: $853
Owner-occupied
50.3%
−27.9 ptsvs 2011
vs 78.2% in 2011
30.3% rent
Vacancy rate
8.6%
+0.7 ptsvs 2011
vs 8.0% in 2011
US average: 12.1%
Owner cost-burdened
34.5%
+0.2 ptsvs 2011
vs 34.2% in 2011
US average: 30.9%
Renter cost-burdened
24.8%
+1.2 ptsvs 2011
vs 23.6% in 2011
US average: 46.8%
Afford Score
7.6
+12%vs 2011
vs 6.8 in 2011
2010 – 2024
RELATED:See current rent listings in Cos Cob on RentDataNow
Section 04

Race & ethnicity

2011
White, non-Hispanic82.4%(5,389)
Black0.7%(43)
Hispanic / Latino8%(523)
Asian7.5%(491)
Other1.5%(96)
Diversity Score38.6%(2,528)
2010
White, non-Hispanic80%(5,418)
Black1%(68)
Hispanic / Latino7.5%(507)
Asian9.1%(613)
Other1.5%(98)
Diversity Score41.6%(2,814)
Diversity Score
42
+8%vs 2011
vs 39 in 2011
2010 – 2024
Section 05

Education

Bachelor's degree or higher
64.7%
+1.2 ptsvs 2011
vs 63.4% in 2011
US average: 27.9%
High school or higher
95.6%
+0.9 ptsvs 2011
vs 94.7% in 2011
US average: 84.9%
Graduate degree
29.0%
−0.4 ptsvs 2011
vs 29.3% in 2011
US average: 10.2%
Section 06

Commute & transportation

Average commute
31.3 min
−4%vs 2011
vs 32.5 min in 2011
US average: 25.2
Drive alone to work
62.9%
+2.6 ptsvs 2011
vs 60.3% in 2011
US average: 76.2%
Carpooled to work
7.2%
−0.7 ptsvs 2011
vs 7.9% in 2011
US average: 10.4%
Public transit
24.1%
−0.4 ptsvs 2011
vs 24.5% in 2011
US average: 4.7%
Worked from home
4.7%
−1.2 ptsvs 2011
vs 5.9% in 2011
US average: 4.1%
Walked to work
0.6%
Unchangedvs 2011
vs 0.6% in 2011
US average: 2.8%
Biked to work
0.0%
Unchangedvs 2011
vs 0.0% in 2011
US average: 0.5%
No vehicle available
1.6%
+0.3 ptsvs 2011
vs 1.3% in 2011
US average: 8.7%
Section 07

Work & employment

Self-employed
8.8%
−0.7 ptsvs 2011
vs 9.6% in 2011
US average: 12.9%
Management & professional
56.1%
−2.3 ptsvs 2011
vs 58.4% in 2011
US average: 35.2%
Section 08

People & community

Male
46.7%
+0.6 ptsvs 2011
vs 46.1% in 2011
Female
53.3%
−0.6 ptsvs 2011
vs 53.9% in 2011
Foreign born
20.6%
−1.6 ptsvs 2011
vs 22.1% in 2011
US average: 12.8%
Veterans
5.5%
+0.6 ptsvs 2011
vs 4.9% in 2011
US average: 9.9%
Drill deeper

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Compare Cos Cob to nearby cities

COS COB VS
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Income$92,222−28%
Home value$582,600−40%
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COS COB VS
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Home value$1,016,100+5%
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COS COB VS
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COS COB VS
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Home value$1,819,900+88%
Population16,614+120%
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Frequently asked

How many people live in Cos Cob, Connecticut?

Cos Cob, Connecticut has about 6,770 residents according to the 2010 American Community Survey.

What is the median household income in Cos Cob, Connecticut?

The typical household in Cos Cob, Connecticut earns about $127,297 a year. Half of households make more than that, and half make less.

Is Cos Cob, Connecticut expensive?

In Cos Cob, Connecticut, the median home is worth about $969,100, and the typical rent is about $2,001 a month.

How educated are people in Cos Cob, Connecticut?

About 64.7% of adults age 25 and over in Cos Cob, Connecticut hold a bachelor's degree or higher.

What is the poverty rate in Cos Cob, Connecticut?

About 3.1% of people in Cos Cob, Connecticut live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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