ZIP code 06357
Where is ZIP code 06357?
Niantic, Connecticut
New London County · Standard ZIP code
ZIP code 06357 belongs to Niantic, Connecticut in New London County. 06357 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 860 and 959. About 11,332 people live in the 06357 area, where the median household income is $93,026. The closest ZIP codes are 06376 (South Lyme, 3.4 mi southwest), 06385 (Waterford, 3.7 mi northeast) and 06333 (East Lyme, 3.8 mi north).
| ZIP code | 06357 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Niantic |
| State | Connecticut (CT) |
| County | New London County |
| Time zone | Eastern Time · now |
| Area codes | 860, 959 |
| Coordinates | 41.3253, -72.2108 map |
| 3-digit prefix | 063 |
Population and income in 06357
| Population | 11,332 · higher than 59% of Connecticut ZIP codes |
|---|---|
| People per square mile | 1,070 · higher than 62% of Connecticut ZIP codes |
| Median age | 55.5 years · higher than 93% of Connecticut ZIP codes |
| Men / women | 44% / 56% |
| Median household income | $93,026 · lower than 69% of Connecticut ZIP codes |
| Income per person | $57,039 |
| Below the poverty line | 5.5% |
| Bachelor’s degree or higher | 46% of adults 25+ |
| Median home value | $397,300 · higher than 60% of Connecticut ZIP codes |
| Median rent | $1,429 a month |
| Housing units | 6,201 |
| Households | 5,000 (2.09 people on average) |
| Owners / renters | 76% / 24% |
| Land area | 10.59 sq mi (plus 3.74 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 06357. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 06357
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 06376 | South Lyme, CT | 3.4 mi SW | PO Box only |
| 06385 | Waterford, CT | 3.7 mi NE | Standard |
| 06333 | East Lyme, CT | 3.8 mi N | Standard |
| 06371 | Old Lyme, CT | 5.1 mi W | Standard |
| 06320 | New London, CT | 5.7 mi E | Standard |
| 06375 | Quaker Hill, CT | 7.2 mi NE | Standard |
| 06349 | Groton, CT | 8.1 mi NE | PO Box only |
| 06340 | Groton, CT | 8.2 mi E | Standard |
| 06475 | Old Saybrook, CT | 9.3 mi W | Standard |
| 06426 | Essex, CT | 9.8 mi W | Standard |
| 06370 | Oakdale, CT | 10.1 mi N | Standard |
| 06335 | Gales Ferry, CT | 10.3 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 06357 or measure the distance to another ZIP code.
How to address mail to 06357
123 MAIN ST
NIANTIC CT 06357
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (06357-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 06357?
- 06357 is a Niantic, Connecticut ZIP code.
- What county is 06357 in?
- ZIP code 06357 is in New London County, Connecticut.
- What time zone is ZIP code 06357 in?
- 06357 is in the Eastern Time zone (America/New_York).
- What area code is 06357?
- Phone numbers in ZIP code 06357 use area codes 860 and 959.
- What is the population of ZIP code 06357?
- About 11,332 people live in ZIP code 06357, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 06357?
- The median household income in 06357 is $93,026 a year, lower than 69% of Connecticut ZIP codes.
- What ZIP codes are near 06357?
- The nearest ZIP codes to 06357 are 06376 (South Lyme, 3.4 miles), 06385 (Waterford, 3.7 miles), 06333 (East Lyme, 3.8 miles) and 06371 (Old Lyme, 5.1 miles).