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OLD GREENWICH VS.
COS_COB
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2025 Compare Cities Housing:
Old Greenwich, CT vs Cos Cob, CT
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Highlights
- The median age of a home in Old Greenwich is 7.1% younger than the median age of a home in Cos Cob.
Old Greenwich, CT
Cos Cob, CT
United States
Median Home Age
56
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42
Median Home Cost
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$1,121,400
$338,100
Home Appr. Last 12 months
15.3%
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16.6%
Home Appr. Last 5 yrs.
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40.9%
57.0%
Home Appr. Last 10 yrs.
46.6%
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101.1%
Property Tax Rate
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$18.4
$11.0
Homes Owned
75.1%
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57.4%
Housing Vacant
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2.7%
11.2%
Homes Rented
18.7%
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31.4%
space
Avg Rent For Home Or Apartment
Old Greenwich, CT
Cos Cob, CT
United States
Average Rent
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$3,230
$1,840
Studio Apartment
$2,080
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$1,080
1 Bedroom Home or Apartment
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$2,130
$1,180
2 Bedroom Home or Apartment
$3,090
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$1,430
3 Bedroom Home or Apartment
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$3,280
$1,860
4 Bedroom Home or Apartment
$4,280
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$2,160
space1
Vacant Housing
Old Greenwich, CT
Cos Cob, CT
United States
Vacant For Rent
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0.3%
1.9%
Vacant Rented
0.0%
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0.4%
Vacant For Sale
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0.9%
0.7%
Vacant Sold
0.0%
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0.4%
Vacant Vacation
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0.0%
3.6%
Vacant Other
0.3%
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4.1%
space2
Owner-Occupied Housing Value
Old Greenwich, CT
Cos Cob, CT
United States
Less Than $20,000
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0.6%
2.6%
$20,000 to $39,999
0.0%
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2.4%
$40,000 to $59,999
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0.0%
2.8%
$60,000 to $79,999
0.0%
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3.9%
$80,000 to $99,999
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0.0%
4.5%
$100,000 to $149,999
0.6%
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11.3%
$150,000 to $199,999
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2.2%
13.0%
$200,000 to $299,999
2.7%
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20.1%
$300,000 to $399,999
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0.8%
13.6%
$400,000 to $499,999
0.8%
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8.3%
$500,000 to $749,999
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15.9%
9.7%
$750,000 to $999,999
12.6%
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3.9%
$1,000,000 to $1,499,999
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31.1%
2.2%
$1,500,000 to $1,999,999
14.7%
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0.8%
$2,000,000 and over
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5.4%
1.1%
space3
Housing Units By Year Built
Old Greenwich, CT
Cos Cob, CT
United States
2015 and Newer
0.0%
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0.2%
2010 to 2014
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5.5%
13.6%
2000 to 2009
6.3%
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13.6%
1990 to 1999
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5.8%
13.6%
1980 to 1989
9.7%
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13.2%
1970 to 1979
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13.3%
14.8%
1960 to 1969
14.5%
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13.6%
1950 to 1959
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17.5%
10.0%
1940 to 1949
8.9%
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4.7%
1939 or Earlier
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28.2%
12.2%
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Learn More About Old Greenwich, Connecticut
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