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Cos Cob, CT

7,089 Population
2.2 square miles 3,293.9 people per square mile

Census data: ACS 2021 5-year unless noted

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Demographics

41.1 ±2.4 Median age
  • about the same as the figure in the Bridgeport-Stamford-Norwalk, CT Metro Area: 40.7 ±0.2
  • about the same as the figure in Connecticut: 41 ±0.1

Economics

$83,389 ±$10,184 Per capita income
  • about 1.4 times the amount in the Bridgeport-Stamford-Norwalk, CT Metro Area: $61,651 ±$902
  • more than 1.5 times the amount in Connecticut: $47,869 ±$359
$138,125 ±$28,112 Median household income
  • about 1.4 times the amount in the Bridgeport-Stamford-Norwalk, CT Metro Area: $101,194 ±$1,352
  • more than 1.5 times the amount in Connecticut: $83,572 ±$568

7.7% ±3.2% (544  ±237) Persons below poverty line
  • about 80 percent of the rate in the Bridgeport-Stamford-Norwalk, CT Metro Area: 9.2% 86,408 (±0.4% / ±3,827)
  • about three-quarters of the rate in Connecticut: 10% 351,476 (±0.2% / ±8,215)

28.3 minutes ±7 (78,855  ±12,614) Mean travel time to work
  • about 90 percent of the figure in the Bridgeport-Stamford-Norwalk, CT Metro Area: 31 12,882,090 (±0.4 / ±193,424)
  • about 10 percent higher than the figure in Connecticut: 26.5 42,566,040 (±0.1 / ±306,767)

Families

2,572 ±255 Number of households
  • the Bridgeport-Stamford-Norwalk, CT Metro Area: 349,443 ±1,385
  • Connecticut: 1,397,324 ±3,455
2.7 ±0.2 (7,056  ±816) Persons per household
  • about the same as the figure in the Bridgeport-Stamford-Norwalk, CT Metro Area: 2.7 938,888 (±0 / ±1,036)
  • about 10 percent higher than the figure in Connecticut: 2.5 3,495,401 (±0)

10.9% ±4.3% (175  ±74) Women 15-50 who gave birth during past year
  • more than double the rate in the Bridgeport-Stamford-Norwalk, CT Metro Area: 4.8% 10,553 (±0.4% / ±863)
  • more than double the rate in Connecticut: 4.3% 35,148 (±0.2% / ±1,554)

Housing

2,643 ±243 Number of housing units
  • the Bridgeport-Stamford-Norwalk, CT Metro Area: 377,249 ±376
  • Connecticut: 1,527,039 ±305

$1,019,100 ±$98,812 Median value of owner-occupied housing units
  • more than double the amount in the Bridgeport-Stamford-Norwalk, CT Metro Area: $443,100 ±$5,016
  • more than double the amount in Connecticut: $286,700 ±$1,526

13.2% ±7.3% (915  ±520.2) Moved since previous year
  • about 10 percent higher than the rate in the Bridgeport-Stamford-Norwalk, CT Metro Area: 11.8% 111,486 (±0.5% / ±4,426.1)
  • about 10 percent higher than the rate in Connecticut: 11.6% 414,959 (±0.2% / ±8,372)

Social

94.6% ±14.2% (4,426  ±447.6) High school grad or higher
  • a little higher than the rate in the Bridgeport-Stamford-Norwalk, CT Metro Area: 90.2% 590,737 (±0.8% / ±5,497.2)
  • a little higher than the rate in Connecticut: 91.1% 2,290,116 (±0.5% / ±11,265.1)
65.1% ±10% (3,045  ±324.5) Bachelor's degree or higher
  • about 1.3 times the rate in the Bridgeport-Stamford-Norwalk, CT Metro Area: 49.2% 322,329 (±0.6% / ±3,864.2)
  • about 1.5 times the rate in Connecticut: 40.6% 1,019,966 (±0.3% / ±7,343.5)

N/A Persons with language other than English spoken at home

22.8% ±6.5% (1,614  ±495) Foreign-born population
  • about the same as the rate in the Bridgeport-Stamford-Norwalk, CT Metro Area: 22.3% 213,548 (±0.4% / ±3,966)
  • about 1.5 times the rate in Connecticut: 14.8% 534,220 (±0.2% / ±6,826)

4% ±2.4% (201  ±122) Population with veteran status
  • a little higher than the rate in the Bridgeport-Stamford-Norwalk, CT Metro Area: 3.7% 27,751 (±0.2% / ±1,165)
  • about three-quarters of the rate in Connecticut: 5.4% 153,444 (±0.1% / ±2,605)
201 Total veterans ±122 184 Male ±126 17 Female ±17

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