ZIP code 06851
Where is ZIP code 06851?
Norwalk, Connecticut
Fairfield County · Standard ZIP code
ZIP code 06851 belongs to Norwalk, Connecticut in Fairfield County. 06851 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 203 and 475. About 27,865 people live in the 06851 area, where the median household income is $111,341. The closest ZIP codes are 06858 (Norwalk, 1.6 mi south), 06856 (Norwalk, 1.6 mi southwest) and 06850 (Norwalk, 1.7 mi southwest).
| ZIP code | 06851 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Norwalk |
| State | Connecticut (CT) |
| County | Fairfield County |
| Time zone | Eastern Time · now |
| Area codes | 203, 475 |
| Coordinates | 41.1323, -73.4058 map |
| 3-digit prefix | 068 |
Population and income in 06851
| Population | 27,865 · higher than 87% of Connecticut ZIP codes |
|---|---|
| People per square mile | 3,625 · higher than 86% of Connecticut ZIP codes |
| Median age | 43.2 years · lower than 55% of Connecticut ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $111,341 · higher than 57% of Connecticut ZIP codes |
| Income per person | $64,597 |
| Below the poverty line | 8.1% |
| Bachelor’s degree or higher | 46% of adults 25+ |
| Median home value | $587,400 · higher than 87% of Connecticut ZIP codes |
| Median rent | $2,071 a month |
| Housing units | 11,910 |
| Households | 11,348 (2.43 people on average) |
| Owners / renters | 62% / 38% |
| Land area | 7.69 sq mi (plus 0.06 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 06851. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 06851
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 06858 | Norwalk, CT | 1.6 mi S | Unique |
| 06856 | Norwalk, CT | 1.6 mi SW | PO Box only |
| 06850 | Norwalk, CT | 1.7 mi SW | Standard |
| 06855 | Norwalk, CT | 2.1 mi S | Standard |
| 06881 | Westport, CT | 2.6 mi E | PO Box only |
| 06854 | Norwalk, CT | 2.8 mi SW | Standard |
| 06880 | Westport, CT | 3 mi E | Standard |
| 06889 | Westport, CT | 3.1 mi E | Unique |
| 06838 | Greens Farms, CT | 4.5 mi E | PO Box only |
| 06853 | Norwalk, CT | 4.6 mi S | Standard |
| 06840 | New Canaan, CT | 4.8 mi W | Standard |
| 06897 | Wilton, CT | 5.1 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 06851 or measure the distance to another ZIP code.
How to address mail to 06851
123 MAIN ST
NORWALK CT 06851
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (06851-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Norwalk, CT
All Norwalk ZIP codes with population and income →
Questions
- What city is ZIP code 06851?
- 06851 is a Norwalk, Connecticut ZIP code.
- What county is 06851 in?
- ZIP code 06851 is in Fairfield County, Connecticut.
- What time zone is ZIP code 06851 in?
- 06851 is in the Eastern Time zone (America/New_York).
- What area code is 06851?
- Phone numbers in ZIP code 06851 use area codes 203 and 475.
- What is the population of ZIP code 06851?
- About 27,865 people live in ZIP code 06851, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 06851?
- The median household income in 06851 is $111,341 a year, higher than 57% of Connecticut ZIP codes.
- What ZIP codes are near 06851?
- The nearest ZIP codes to 06851 are 06858 (Norwalk, 1.6 miles), 06856 (Norwalk, 1.6 miles), 06850 (Norwalk, 1.7 miles) and 06855 (Norwalk, 2.1 miles).