New Canaan, CT ZIP Codes
One ZIP code serves New Canaan, Connecticut: 06840. Together they are home to 20,870 residents in 7,153 households. That is more than the 6,896 people counted inside New Canaan Census-designated place, because these ZIP codes reach past its boundary.
New Canaan Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 6,896 |
| Households | 2,736 |
| Median household income | $146,700 |
| Median home value | $1,099,400 |
| Median age | 43.1 |
| Median rent | $3,425 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 20,870 |
| Households (sum of ZIP codes) | 7,153 |
| Median household income, range across ZIP codes | $250,001 (06840) to $250,000+ (06840) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $250,001 |
| Homeowners | 83.7% |
| Households with kids under 18 | 41.6% |
| Moved in the past year | 11.8% |
| Carrier routes in EDDM2GO's route library | 24 routes, 7,492 homes (1 of 1 ZIP codes) |
Every ZIP code in New Canaan
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 06840 | New Canaan | 20,870 | 7,153 | $250,000+ | $1,611,900 | 83.7% | 41.6% | 11.8% | 24 | 8,125 | 7% of its land; mailing city |
A ZIP code is listed for New Canaan when at least 10% of its land lies inside the New Canaan Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is New Canaan. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside New Canaan.
Counties
- Fairfield County — 46 ZIP codes
Price a mailing to New Canaan ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in New Canaan, CT?
- 06840. A ZIP code is listed for New Canaan when at least 10% of its land lies inside the New Canaan Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is New Canaan.
- What is the population of New Canaan, CT?
- The Census Bureau counts 6,896 residents inside New Canaan Census-designated place (ACS 2020–2024). The 1 ZIP code that serve New Canaan hold 20,870 residents in all.
- What is the median household income in New Canaan, CT?
- $146,700 inside New Canaan Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $250,001 to $250,000+.
- How many carrier routes and mailboxes are in New Canaan, CT?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 24 carrier routes reaching 7,492 residential and 612 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.