Cos Cob, CT Cost Of Living

Demographics | Cost Of Living
Updated: 2025-10-24

Cost Of Living In Cos Cob, CT Summary

Cost of living in Cos Cob research summary. The cost of living index is set to 100 for the average place in the United States. A cost of living index above 100 means Cos Cob is expensive. An index value below 100 means the city is a relatively cheap place to live.

On a city-by-city basis in Connecticut, home prices and rent have the biggest impact on the cost of living. Here are the key takeaways based on Saturday Night Science:

  • The cost of living index in Cos Cob is 215, with 100 being the average.

  • The cost of living index in Cos Cob is 2.1x higher than the national average.

  • Cos Cob ranks as the #53 cheapest in Connecticut out of 56.

  • Cos Cob ranks as the #6,374 cheapest out of 6,489 in the US.

  • The median home value in Cos Cob is $1,440,513.

  • The median income in Cos Cob is $176,602.

Table Of Contents

  1. Summary
  2. National Comparison
  3. Housing Breakdown
  4. Detailed Pricing
  5. Nearby Comparisons
215
Cos Cob's Overall Cost Of Living
2.1x
Higher Than The National Average

What is the cost of living in Cos Cob, CT?

According to the most recent data on the cost of living, Cos Cob has an overall cost of living index of 215, which is 2.1x higher than the national index of 100.

Compared to Connecticut, Cos Cob has a cost of living index that's 1.8x higher than Connecticut's index of 119.

The standard of living in Cos Cob ranks as #53 most affordable out of the 56 places we measured in Connecticut. By definition, that implies Cos Cob ranks as the #3 most expensive place in the Constitution State.

For more reading on life in Cos Cob, check out:

53 out of 56
In Connecticut
6,374 out of 6,489
In America

Cos Cob Cost Of Living Vs. Connecticut

Six factors go into calculating the cost of living index in Cos Cob. Here is how it fairs on each of the criteria:

  • The Services index in Cos Cob is 114.

  • The Groceries index in Cos Cob is 106.

  • The Health index in Cos Cob is 112.

  • The Housing index in Cos Cob is 454.

  • The Transportation index in Cos Cob is 102.

  • The Utilities index in Cos Cob is 129.

Living Expense Cos Cob Connecticut National Average
Overall 215 119 100
Services 114 109 100
Groceries 106 100 100
Health 112 110 100
Housing 454 137 100
Transportation 102 101 100
Utilities 129 131 100
For more reading on cost of living around Connecticut, check out:
Cos Cob Cost of Living Vs. CT

Cos Cob, CT Housing Cost Breakdown

Housing swings affordability the most between places in Connecticut, so we broke down housing costs into more detail. Home and income data comes from the most recent US Census ACS 2019-2023. The key points are:

  • The Median Home Value in Cos Cob is $1,440,513.

  • The Median Rent in Cos Cob is $2,574.

  • The Median Income in Cos Cob is $176,602.

  • The Home Value To Income in Cos Cob is 8.2x.

  • The Rent To Monthly Income in Cos Cob is 0.17x.

Statistic Cos Cob Connecticut United States
Median Home Value $1,440,513 $430,086 $303,400
Median Rent $2,574 $1,431 $1,348
Median Income $176,602 $93,760 $78,538
Home Value To Income 8.2x 4.6x 3.9x
Rent To Monthly Income 0.17x 0.18x 0.21x
$1,440,513
Median Home Value
$2,574
Median Rent
$176,602
Median Income

Cos Cob, CT Costs By Category

Detailed Cos Cob Services Costs Vs. Connecticut

Item Cos Cob Connecticut
Shampoo $1.5 $1.28
Movie $13.76 $12.13
Bowling $19.63 $18
Haircut $32.33 $24.26
Beauty Salon $48.56 $45.56

Detailed Cos Cob Groceries Costs Vs. Connecticut

Item Cos Cob Connecticut
Ground Beef $6.34 $5.84
Fried Chicken $1.61 $1.57
Milk $4.73 $4.67
Potatoes $5.03 $4.93
Pizza $10.07 $12.09
Beer $10.62 $10.41
Toothpaste $3.66 $3.7

Detailed Cos Cob Health Costs Vs. Connecticut

Item Cos Cob Connecticut
Optometrist $140.1 $125.68
Doctor $143.23 $135.78
Dentist $123.0 $113.29

Detailed Cos Cob Transportation Costs Vs. Connecticut

Item Cos Cob Connecticut
Gasoline $3.33 $3.46
Tire Balancing $57.68 $59.92

Detailed Cos Cob Utilities Costs Vs. Connecticut

Item Cos Cob Connecticut
All Electricity $281.67 $193.99
Phone $185.16 $192.25

Cos Cob SnackAbility

7
/10
Overall SnackAbility
Jobs
8/10
Housing
10
Affordability
6
Diversity
8
Safety
N/A
Amenities
8.5
Education
9
Commute
5

Cost Of Living In Cities Around Cos Cob

The cost of living varies in the cities and towns around Cos Cob. Here's a quick look at the cost of living in the most populous nearby places:

  • Stamford, CT has a cost of living index of 159, 0.7x Cos Cob.

  • Port Chester, NY has a cost of living index of 149, 0.7x Cos Cob.

  • Plainview, NY has a cost of living index of 167, 0.8x Cos Cob.

City Population Cost Of Living Vs. Cos Cob
Stamford, CT 135,806 159 0.7x
Port Chester, NY 31,162 149 0.7x
Plainview, NY 26,251 167 0.8x
Syosset, NY 18,274 182 0.8x
Port Washington, NY 17,613 194 0.9x
Greenwich, CT 14,528 235 1.1x
Jericho, NY 14,117 193 0.9x
Rye Brook, NY 9,884 186 0.9x
Riverside, CT 9,216 277 1.3x
Pleasantville, NY 7,395 176 0.8x

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