| ZIP Code | 06820 |
|---|---|
| City | Darien |
| State | Connecticut (CT) |
| County | Western Connecticut County |
| Area Code | 203/475 |
| Elevation | 86 ft |
| Latitude | 41.076202 |
|---|---|
| Longitude | -73.48008 |
| Timezone | New York (DST) |
| FIPS | 09190 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 39.7 yrs |
|---|---|
| Avg Household Size | 3.04 |
| Below Poverty | 6.0% ▼ 40% below avg |
| College Grads | 88.3% ▲ 128% above avg |
| Unemployment | 5.6% ▲ 14% above avg |
| No HS Diploma | 104 (0.8%) |
| HS Graduate | 571 (4.4%) |
| Some College | 306 (2.4%) |
| Associates | 538 (4.1%) |
| Bachelors | 319 (2.5%) |
| Graduate Degree | 11,137 (85.8%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $250,001 ▲ 228% above avg ↑ 8% since 2019 |
|---|---|
| Median Home Value | $1,728,400 ▲ 520% above avg ↑ 17% since 2019 |
| Home/Income Ratio | 6.9x (nat avg ~3.5x) |
| Median Rent | $3,501/mo ↑ 42% since 2019 |
| Total Units | 7,567 |
| Vacant Units | 456 |
| Avg HH Size | 3.04 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 7,567 |
|---|---|
| Vacant | 456 |
| Owner Occupied | 83.1% |
| Renter Occupied | 16.9% |
| Avg HH Size | 3.04 |
ZIP code 06820 is located in Darien, Connecticut, within Western Connecticut County. With a population of 21,683, this is a moderately populated ZIP code with a middle-aged community — the median age is 39.7 years. Economically, 06820 is a affluent ZIP code: the median household income of $250,001 is more than double the national average.
Real estate in ZIP code 06820 represents among the most expensive housing markets in the country. The median home value of $1,728,400 is more than double the national average. Renters can expect to pay around $3,501 per month in median rent. Homeownership is strong here — 83.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 17% since 2019.
The population of 06820 is primarily White (82.77%). Residents are highly educated — 88.3% hold a bachelor's degree or higher, which is more than double the national average. Poverty affects a relatively small share of residents at 6.0%. Household income has grown by 8% since 2019.
The unemployment rate in 06820 stands at 5.6%, which is near the national average. A notably high share of workers — 32% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 38%.
Overall, ZIP code 06820 in Darien, CT is characterized as affluent, highly educated, a middle-aged community, and predominantly owner-occupied. With 21,683 residents, a median household income of $250,001, and a median home value of $1,728,400, it offers a clear picture of life in this part of Connecticut.