US ZIP Code
06840

New Canaan, CT

Western Connecticut County  ·  Connecticut

● Active
👥 20,704 Population ↑ 2% since 2019
💰 $250,001 Median HH Income
▲ 228% above avg ↑ 31% since 2019
🎂 42.5 Median Age ↓ 3% since 2019
🏠 $1,534,100 Median Home Value
▲ 450% above avg ↑ 13% since 2019
🎓 85.6% College Grads
▲ 121% above avg
📊 4.8% Unemployment
≈ Avg ↓ 3% since 2019
ZIP Code Details
ZIP Code06840
CityNew Canaan
StateConnecticut (CT)
CountyWestern Connecticut County
Area Code203/475
Elevation357 ft
Latitude41.160393
Longitude-73.500124
TimezoneNew York (DST)
FIPS09190
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 47.3% (9,795) Female 52.7% (10,909) ♀

Race & Ethnicity

White: 83%Hispanic: 4.7%Black: 1.8%Asian: 5.9%Other: 4%Race
White83.0%
Hispanic4.7%
Black1.8%
Asian5.9%
Other4.0%

Age Breakdown

Under 5
5%
5–17
22%
18–24
8%
25–44
18%
45–64
31%
65+
6%

Key Indicators

Median Age42.5 yrs ↓ 3% since 2019
Avg Household Size2.94
Below Poverty3.3% ▼ 67% below avg
College Grads85.6% ▲ 121% above avg
Unemployment4.8% ≈ Avg
No HS Diploma42 (0.3%)
HS Graduate834 (6.4%)
Some College369 (2.8%)
Associates624 (4.8%)
Bachelors300 (2.3%)
Graduate Degree10,824 (83.3%)

Education

No HS: 0.3%HS Grad: 6.4%Some College: 2.8%Associates: 4.8%Bachelors: 2.3%Graduate: 83.3%Edu
No HS0.3%
HS Grad6.4%
Some College2.8%
Associates4.8%
Bachelors2.3%
Graduate83.3%
Housing & Income

Housing Tenure

Owner: 83.6%Renter: 16.4%Tenure
Owner83.6%
Renter16.4%

Home Value Distribution

Under $50k
1%
$100k–150k
0%
$150k–200k
1%
$200k–300k
2%
$300k–500k
6%
Over $500k
89%

Financials

Median HH Income$250,001 ▲ 228% above avg ↑ 31% since 2019
Median Home Value$1,534,100 ▲ 450% above avg ↑ 13% since 2019
Home/Income Ratio6.1x (nat avg ~3.5x)
Median Rent$3,501/mo ↑ 57% since 2019
Total Units7,668
Vacant Units647
Avg HH Size2.94

Income Distribution

Under $25k
3%
$25k–50k
5%
$50k–75k
6%
$75k–100k
5%
$100k–150k
11%
$150k–200k
10%
Over $200k
60%
Employment & Commute

How People Get to Work

Drove Alone
48%
Public Transit
16%
Walked
4%
Work From Home
32%

Commute Time

Under 15 min
19%
15–30 min
33%
30–45 min
15%
Over 45 min
33%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
20%
1960s–1970s
10%
1980s–1990s
10%
2000+
57%

Summary

Total Units7,668
Vacant647
Owner Occupied83.6%
Renter Occupied16.4%
Avg HH Size2.94
Frequently Asked Questions
ZIP code 06840 is in New Canaan, CT, in Western Connecticut County.
ZIP code 06840 is located in Connecticut (CT).
ZIP code 06840 is in Western Connecticut County, CT.
ZIP 06840 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 06840 is 20,704 people (ACS 2023).
The median household income in ZIP code 06840 is $250,001 (ACS 2023).
The median home value in ZIP 06840 is $1,534,100 (ACS 2023).
About ZIP Code 06840

ZIP code 06840 is located in New Canaan, Connecticut, within Western Connecticut County. With a population of 20,704, this is a moderately populated ZIP code with a middle-aged community — the median age is 42.5 years. Economically, 06840 is a affluent ZIP code: the median household income of $250,001 is more than double the national average.

Real estate in ZIP code 06840 represents among the most expensive housing markets in the country. The median home value of $1,534,100 is more than double the national average. Renters can expect to pay around $3,501 per month in median rent. Homeownership is strong here — 83.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 13% since 2019.

The population of 06840 is primarily White (82.97%). Residents are highly educated — 85.6% hold a bachelor's degree or higher, which is more than double the national average. Poverty affects a relatively small share of residents at 3.3%. Household income has grown by 31% since 2019.

The unemployment rate in 06840 stands at 4.8%, which is near the national average. A notably high share of workers — 31% — 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 46%.

Overall, ZIP code 06840 in New Canaan, CT is characterized as affluent, highly educated, a middle-aged community, and predominantly owner-occupied. With 20,704 residents, a median household income of $250,001, and a median home value of $1,534,100, it offers a clear picture of life in this part of Connecticut.