ZIP Code 06807
standardSource:
Cos Cob · Fairfield County · Connecticut
- Population
- 7,150
- Median income
- $192,115
- Median home value
- $1,443,200
- Bachelor's or higher
- 72.8%
- Land area
- 8.1 sq mi
878/sq mi
▲ 152% vs US
higher than 99% of US ZIPs
▲ 419% vs US
higher than 99% of US ZIPs
Median age 39.4
New York
ZIP code 06807 in Cos Cob, Connecticut has a population of 7,150. The median household income is $192,115, which is 152% above the national average. Median home value is $1,443,200, 419% above the US average. 72.8% of residents hold a bachelor's degree or higher.
ZIP code 06807 is classified by USPS as a standard delivery area and covers roughly 8.1 square miles in Cos Cob, Fairfield County, Connecticut. The area is home to 7,150 residents, producing a population density of 878 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 06807 against Connecticut and the nation.
On the economic side, the median household income for ZIP 06807 sits at $192,115 (70% above the Connecticut average), while per-capita income is $111,328. The poverty rate stands at 6.1% and the unemployment rate at 5.6%. On housing, the median home value is $1,443,200 (232% above the state average) with median rent at $2,989 per month, and 69.8% of occupied units are owner-occupied, a direct signal of whether 06807 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 72.8% of adults hold a bachelor's degree or higher, the median age is 39.4, and the average commute is 29 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Fairfield County, so you can benchmark 06807 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 06807
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 06807.
- Professional, scientific, and technical services
Professional, scientific, and technical services
32 establishments
- Construction
Construction
31 establishments
- Health care and social assistance
Health care and social assistance
30 establishments
- Retail trade
Retail trade
25 establishments
- Other services (except public administration)
Other services (except public administration)
24 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 06807, Cos Cob, CT · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
7,150
Population
8.1
Area (sq mi)
878
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 06807?
39.4
Median Age
49.8%
Male
50.2%
Female
24.7%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$192,115
Median Household Income
+70% vs state
$111,328
Per Capita Income
6.1%
Poverty Rate
5.6%
Unemployment Rate
28.7 min
Mean Commute Time
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
2,938
Total Housing Units
2,828
Occupied Units
110
Vacant Units
2.69
Avg Household Size
Occupancy Type
$1,443,200
Median Home Value
+232% vs state
$2,989
Median Rent
1964
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
-2.0%
YoY Change (2023)
183
HPI Index (2000 = 100)
+83%
Total Change Since 2000
Home values in ZIP 06807 have decreased 2.0% over the past year (2023). Since 2000, this ZIP has seen +83% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2019 | +2.8% | 156 |
| 2020 | -7.7% | 144 |
| 2021 | +3.8% | 150 |
| 2022 | +24.6% | 187 |
| 2023 | -2.0% | 183 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2023. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 243 business establishments in ZIP 06807, employing approximately 1,629 people with a combined annual payroll of $110,329,000.
243
Businesses
1,629
Employees
$110.3M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 32 | 13.2% |
| Construction | 31 | 12.8% |
| Health care and social assistance | 30 | 12.3% |
| Retail trade | 25 | 10.3% |
| Other services (except public administration) | 24 | 9.9% |
| Finance and insurance | 21 | 8.6% |
| Accommodation and food services | 21 | 8.6% |
| Administrative and support and waste management and remediation services | 14 | 5.8% |
| Educational services | 8 | 3.3% |
| Arts, entertainment, and recreation | 8 | 3.3% |
| Wholesale trade | 7 | 2.9% |
| Real estate and rental and leasing | 7 | 2.9% |
| Information | 6 | 2.5% |
| Manufacturing | 4 | 1.6% |
| Transportation and warehousing | 3 | 1.2% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 06807 vs 06878 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 06878 | Riverside, CT | 8,043 | 2.1 mi |
| 06830 | Greenwich, CT | 24,027 | 1.9 mi |
| 06902 | Stamford, CT | 63,406 | 2.4 mi |
| 06870 | Old Greenwich, CT | 7,316 | 2.5 mi |
| 06901 | Stamford, CT | 6,828 | 2.9 mi |
| 06905 | Stamford, CT | 19,649 | 3.2 mi |
| 06906 | Stamford, CT | 9,088 | 3.7 mi |
| 06903 | Stamford, CT | 14,499 | 5.2 mi |
| 06831 | Greenwich, CT | 14,792 | 4.0 mi |
| 06907 | Stamford, CT | 9,016 | 4.6 mi |
More ZIP Codes in Fairfield County
Related Areas
Frequently Asked Questions
What county is ZIP code 06807 in? ▼
What is the population of ZIP code 06807? ▼
What is the median household income in ZIP 06807? ▼
What is the average home value in ZIP 06807? ▼
What is the demographic makeup of ZIP 06807? ▼
How many businesses are in ZIP code 06807? ▼
What are the main industries in ZIP code 06807? ▼
How have home values changed in ZIP code 06807? ▼
What is the education level in ZIP code 06807? ▼
What is the average commute time in ZIP 06807? ▼
What percentage of residents own vs. rent in ZIP 06807? ▼
What is the poverty rate in ZIP code 06807? ▼
ZIP Code Research Guides
Official Data Resources for Cos Cob, CT
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.