Cos Cob, CT ZIP Code

Zip code of Cos Cob, Connecticut
06807
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.
Zip codes of Cos Cob by streets
StreetZIP CodeZIP+4 Code
ARROWHEAD LN06807
AZALEA TER06807
BARTON LN06807
BENENSON DR06807
BERGE ST06807
BIBLE ST06807
BUTLER ST06807
CAPALBO PL06807
CAROLINE FARMS RD06807
CARRIAGE RD06807
CAT ROCK RD06807
CEDAR LN06807
CHESTNUT ST06807
CHRISTIANO ST06807
CLOVER PL06807
COGNEWAUGH RD06807
COS COB AVE06807
COTTONTAIL RD06807
CROCKER ST06807
CROSS LN06807
DAFFODIL LN06807
DANDY DR06807
DARTMOUTH RD06807
DECATUR ST06807
DELUCA DR06807
ELM ST06807
FADO LN06807
FERNCLIFF RD06807
FIELD RD06807
FOX HOLLOW LN06807
FRONTIER RD06807
GLENDALE ST06807
GREGORY RD06807
GROVE ST06807
HAROLD ST06807
HILLCREST PARK RD06807
HILTON HEATH06807
HOLLY WAY06807
HORSESHOE RD06807
INDIAN MILL RD06807
JACKSON ST06807
JENIFER LN06807
KEMONDO RD06807
KENT PL06807
LIA FAIL WAY06807
LICATA TER06807
LIMERICK PL06807
LITTLE RD06807
LOUGHLIN AVE06807
MAPLE ST06807
MAPLEWOOD DR06807
MEAD AVE06807
MEADOW DR06807
MIAMI CT06807
MIANUS RD06807
MIANUS VIEW TER06807
MILL POND CT06807
MIMOSA DR06807
MULBERRY LN06807
NASSAU PL06807
NEWMAN ST06807
NORTH ST06807
OLD CAMP LN06807
OLD POST RD06807
OLD STONE BRIDGE RD06807
ORCHARD CT06807
ORCHARD ST06807
OSEE PL06807
PALMER ST06807
PARK ST06807
PATRICIA LN06807
PINETUM LN06807
PIN OAK LN06807
PLEASANT ST06807
POND PL06807
E PUTNAM AVE06807
RANDOLPH PL06807
RELAY CT06807
RELAY PL06807
RIDGE RD06807
RIDGE ST06807
RIPPOWAM RD06807
RIVER LN06807
RIVER RD06807
RIVER ROAD EXT06807
ROBERTSON LN06807
RONALD LN06807
SALEM ST06807
SAYLES ST06807
SCHOOL ST06807
SCHUBERT LN06807
SCOFIELD ST06807
SEITZ LN06807
SERENITY LN06807
SHANNON LN06807
SHELTER DR06807
SINAWOY RD06807
SOUTH ST06807
STEEP HOLLOW LN06807
STONE BROOK LN06807
STRICKLAND RD06807
SUBURBAN AVE06807
SUNDANCE DR06807
SWEET BRIAR LN06807
TAYLOR DR06807
THOMAS ST06807
TREMONT ST06807
TULIP ST06807
N TULIP ST06807
VALLEY RD06807
VALLEYWOOD RD06807
WALNUT ST06807
WARELARA RD06807
WATERFALL LN06807
WEATHERVANE LN06807
WHITE BIRCH LN06807
WINDSOR LN06807
WYNDOVER LN06807

Demographic and housing estimates in Cos Cob, CT

Total population
Total population6,959
Male3,407
Female3,552
Population by age
Total population6,959
Under 5 years294
5 to 9 years627
10 to 14 years569
15 to 19 years608
20 to 24 years338
25 to 34 years359
35 to 44 years888
45 to 54 years1,316
55 to 59 years499
60 to 64 years413
65 to 74 years583
75 to 84 years254
85 years and over211
Median age (years)43.0
Under 18 years1,900
Under 16 years5,275
18 years and over5,059
21 years and over4,824
62 years and over1,327
65 years and over1,048
Population by race
Total population6,959
One race6,774
   White5,892
   Black or African American66
   American Indian and Alaska Native0
   Asian728
   Native Hawaiian and Other Pacific Islander0
   Some other race88
Two or more races185
Citizen, voting age population
Citizen, VOTING AGE 18 and over population4,328
Male Citizen, VOTING AGE 18 and over population2,030
Female Citizen, VOTING AGE 18 and over population2,298

Social characteristics in Cos Cob, CT

Households by type
Total households2,477
Family households (families)1,827
Married-couple family1,429
Male householder, no wife present, family128
Female householder, no husband present, family270
Nonfamily households650
Average household size2.79
Average family size3.24

Economic characteristics in Cos Cob, CT

Income and benefits (in 2018 inflation-adjusted dollars)
Total households2,477
Less than $10,00034
$10,000 to $14,99976
$15,000 to $24,99965
$25,000 to $34,999140
$35,000 to $49,999219
$50,000 to $74,999219
$75,000 to $99,999216
$100,000 to $149,999305
$150,000 to $199,999214
$200,000 or more989
Median household income (dollars)137,019

Housing characteristics in Cos Cob, CT

Housing occupancy
Total housing units2,556
Occupied housing units2,477
Vacant housing units79
Units in structure
Total housing units2,556
1-unit, detached1,790
1-unit, attached163
2 units325
3 or 4 units145
5 to 9 units45
10 to 19 units59
20 or more units29
Mobile home0
Boat, RV, van, etc.0
Year structure built
Total housing units2,556
Built 2014 or later9
Built 2010 to 20130
Built 2000 to 2009216
Built 1990 to 1999119
Built 1980 to 1989195
Built 1970 to 1979383
Built 1960 to 1969412
Built 1950 to 1959335
Built 1940 to 1949149
Built 1939 or earlier738
Rooms
Total housing units2,556
1 room18
2 rooms21
3 rooms141
4 rooms188
5 rooms372
6 rooms279
7 rooms308
8 rooms392
9 rooms or more837
Median rooms7.3
Bedrooms
Total housing units2,556
No bedroom26
1 bedroom148
2 bedrooms427
3 bedrooms918
4 bedrooms685
5 or more bedrooms352
Housing tenure
Occupied housing units2,477
Owner-occupied1,707
Renter-occupied770
Average household size of owner-occupied unit2.84
Average household size of renter-occupied unit2.69
Year householder moved into unit
Occupied housing units2,477
Moved in 2017 or later132
Moved in 2015 to 2016316
Moved in 2010 to 2014653
Moved in 2000 to 2009643
Moved in 1990 to 1999296
Moved in 1989 and earlier437
Value
Owner-occupied units1,707
Less than $50,0000
$50,000 to $99,99911
$100,000 to $149,9990
$150,000 to $199,9995
$200,000 to $299,99948
$300,000 to $499,99971
$500,000 to $999,999635
$1,000,000 or more937
Median (dollars)1,064,000
Mortgage status
Owner-occupied units1,707
Housing units with a mortgage1,140
Housing units without a mortgage567
Gross rent
Occupied units paying rent729
Less than $5000
$500 to $99929
$1,000 to $1,499123
$1,500 to $1,999255
$2,000 to $2,499102
$2,500 to $2,99952
$3,000 or more168
Median (dollars)1,917
No rent paid41
Data is based on 2018 Census

Cos Cob Envelope Example

On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:

  1. Recipient's full name
  2. Full street address
  3. City, State, and ZIP Code

Using the same format, write the return address in the top left corner.

Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.
The recipient address information is provided for your reference.
The recipient address information is provided for your reference.

Address example

139 OLD STONE BRIDGE RD
COS COB CT  06807-1502
10 PINETUM LN
COS COB CT  06807-1730
15 RIPPOWAM RD
COS COB CT  06807-2140
38 SOUTH ST
COS COB CT  06807-1618
163 STRICKLAND RD
COS COB CT  06807-2731
1499 WARELARA RD
COS COB CT  06807-2746

ZIP Codes of Other Locations