ZIP code 11971
Where is ZIP code 11971?
Southold, New York
Suffolk County · Standard ZIP code
ZIP code 11971 belongs to Southold, New York in Suffolk County. 11971 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 631 and 934. About 6,361 people live in the 11971 area, where the median household income is $129,507. The closest ZIP codes are 11958 (Peconic, 2.3 mi southwest), 11935 (Cutchogue, 3.9 mi southwest) and 11965 (Shelter Island Heights, 4.3 mi northeast).
| ZIP code | 11971 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Southold |
| State | New York (NY) |
| County | Suffolk County |
| Time zone | Eastern Time · now |
| Area codes | 631, 934 |
| Coordinates | 41.0555, -72.429 map |
| 3-digit prefix | 119 |
Population and income in 11971
| Population | 6,361 · higher than 63% of New York ZIP codes |
|---|---|
| People per square mile | 580 · higher than 64% of New York ZIP codes |
| Median age | 48.7 years · higher than 73% of New York ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $129,507 · higher than 85% of New York ZIP codes |
| Income per person | $76,891 |
| Below the poverty line | 3.9% |
| Bachelor’s degree or higher | 55% of adults 25+ |
| Median home value | $843,300 · higher than 91% of New York ZIP codes |
| Median rent | $2,335 a month |
| Housing units | 3,946 |
| Households | 2,437 (2.59 people on average) |
| Owners / renters | 84% / 16% |
| Land area | 10.96 sq mi (plus 4.12 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 11971. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 11971
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 11958 | Peconic, NY | 2.3 mi SW | Standard |
| 11935 | Cutchogue, NY | 3.9 mi SW | Standard |
| 11965 | Shelter Island Heights, NY | 4.3 mi NE | PO Box only |
| 11944 | Greenport, NY | 4.6 mi NE | Standard |
| 11964 | Shelter Island, NY | 4.8 mi E | PO Box only |
| 11956 | New Suffolk, NY | 5.1 mi SW | PO Box only |
| 11939 | East Marion, NY | 6.7 mi NE | Standard |
| 11952 | Mattituck, NY | 7 mi SW | Standard |
| 11963 | Sag Harbor, NY | 8.2 mi SE | Standard |
| 11948 | Laurel, NY | 8.9 mi SW | Standard |
| 11957 | Orient, NY | 9.5 mi NE | Standard |
| 11976 | Water Mill, NY | 10.2 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 11971 or measure the distance to another ZIP code.
How to address mail to 11971
123 MAIN ST
SOUTHOLD NY 11971
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (11971-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 11971?
- 11971 is a Southold, New York ZIP code.
- What county is 11971 in?
- ZIP code 11971 is in Suffolk County, New York.
- What time zone is ZIP code 11971 in?
- 11971 is in the Eastern Time zone (America/New_York).
- What area code is 11971?
- Phone numbers in ZIP code 11971 use area codes 631 and 934.
- What is the population of ZIP code 11971?
- About 6,361 people live in ZIP code 11971, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 11971?
- The median household income in 11971 is $129,507 a year, higher than 85% of New York ZIP codes.
- What ZIP codes are near 11971?
- The nearest ZIP codes to 11971 are 11958 (Peconic, 2.3 miles), 11935 (Cutchogue, 3.9 miles), 11965 (Shelter Island Heights, 4.3 miles) and 11944 (Greenport, 4.6 miles).