ZIP codes
1
Cos Cob, CT Demographics & ZIP Codes
Cos Cob, Connecticut demographics and median household income by ZIP code (in Fairfield County) — 1 ZIP codes — population 7,667 — median income $194,492 — avg. home value $1,228,000. Compare income, housing, and population across ZIP codes on US5.
Population
7,667
Median household income (avg.)
$194,492
259% of U.S. median
Average home value
$1,228,000
353% of U.S. median
Average rent
$2,443
210% of U.S. median
Median age (avg.)
39.3
Cos Cob demographics
Cos Cob, Connecticut covers 1 ZIP code primarily in Fairfield County, with a combined ZIP-area population of about 7,667.
Across ZIP codes with age data, the average median age is about 39.3 years.
Median household income in Cos Cob
The average median household income across ZIP codes in Cos Cob, Connecticut is about $194,492 — about 77% above the CT ZIP average ($109,962), and about 159% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $194,492 in 06807.
Housing in Cos Cob
For housing in Cos Cob, Connecticut, the average median home value is about $1,228,000 and the average median rent is about $2,443.
The most populous ZIP in this set is 06807 (about 7,667 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Cos Cob
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 06807 | Cos Cob | Fairfield County | CT | 7,667 | $194,492 | $1,228,000 |
Frequently asked questions
What are the demographics of Cos Cob?
Cos Cob, Connecticut has a combined ZIP-area population of about 7,667 across 1 ZIP codes (primarily Fairfield County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Cos Cob?
The average median household income across ZIP codes in Cos Cob, Connecticut is about $194,492, about 77% above the state ZIP average ($109,962), and about 159% above the U.S. median ($75,149). Average median home value is about $1,228,000.
How many ZIP codes are in Cos Cob?
Cos Cob, Connecticut includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Cos Cob?
This page lists ZIP codes in Cos Cob, Connecticut with population, median household income, and home value. Select a ZIP for a full demographics profile.