US ZIP Code
11971

Southold, NY

Suffolk County  ·  New York

● Active
👥 6,507 Population ↑ 8% since 2019
💰 $124,097 Median HH Income
▲ 63% above avg ↑ 63% since 2019
🎂 52.8 Median Age ↓ 3% since 2019
🏠 $762,700 Median Home Value
▲ 174% above avg ↑ 29% since 2019
🎓 61.1% College Grads
▲ 58% above avg
📊 6.8% Unemployment
▲ 39% above avg ↑ 208% since 2019
ZIP Code Details
ZIP Code11971
CitySouthold
StateNew York (NY)
CountySuffolk County
Area Code631/934
Elevation18 ft
Latitude41.064714
Longitude-72.42906
TimezoneNew York (DST)
FIPS36103
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.2% (3,265) Female 49.8% (3,242) ♀

Race & Ethnicity

White: 78.5%Hispanic: 14.4%Black: 0.8%Asian: 3.9%Other: 0.9%Race
White78.5%
Hispanic14.4%
Black0.8%
Asian3.9%
Other0.9%

Age Breakdown

Under 5
5%
5–17
17%
18–24
4%
25–44
17%
45–64
30%
65+
14%

Key Indicators

Median Age52.8 yrs ↓ 3% since 2019
Avg Household Size2.45
Below Poverty3.5% ▼ 65% below avg
College Grads61.1% ▲ 58% above avg
Unemployment6.8% ▲ 39% above avg
No HS Diploma133 (3%)
HS Graduate836 (18.7%)
Some College385 (8.6%)
Associates389 (8.7%)
Bachelors356 (7.9%)
Graduate Degree2,382 (53.2%)

Education

No HS: 3%HS Grad: 18.7%Some College: 8.6%Associates: 8.7%Bachelors: 7.9%Graduate: 53.2%Edu
No HS3.0%
HS Grad18.7%
Some College8.6%
Associates8.7%
Bachelors7.9%
Graduate53.2%
Housing & Income

Housing Tenure

Owner: 84.8%Renter: 15.2%Tenure
Owner84.8%
Renter15.2%

Home Value Distribution

Under $50k
1%
$50k–100k
1%
$100k–150k
1%
$300k–500k
12%
Over $500k
84%

Financials

Median HH Income$124,097 ▲ 63% above avg ↑ 63% since 2019
Median Home Value$762,700 ▲ 174% above avg ↑ 29% since 2019
Home/Income Ratio6.1x (nat avg ~3.5x)
Median Rent$2,240/mo ↑ 23% since 2019
Total Units3,963
Vacant Units1,326
Avg HH Size2.45

Income Distribution

Under $25k
5%
$25k–50k
8%
$50k–75k
12%
$75k–100k
16%
$100k–150k
14%
$150k–200k
15%
Over $200k
30%
Employment & Commute

How People Get to Work

Drove Alone
78%
Public Transit
5%
Walked
2%
Work From Home
15%

Commute Time

Under 15 min
36%
15–30 min
29%
30–45 min
17%
Over 45 min
18%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
13%
1960s–1970s
16%
1980s–1990s
12%
2000+
57%

Summary

Total Units3,963
Vacant1,326
Owner Occupied84.8%
Renter Occupied15.2%
Avg HH Size2.45
Frequently Asked Questions
ZIP code 11971 is in Southold, NY, in Suffolk County.
ZIP code 11971 is located in New York (NY).
ZIP code 11971 is in Suffolk County, NY.
ZIP 11971 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 11971 is 6,507 people (ACS 2023).
The median household income in ZIP code 11971 is $124,097 (ACS 2023).
The median home value in ZIP 11971 is $762,700 (ACS 2023).
About ZIP Code 11971

ZIP code 11971 is located in Southold, New York, within Suffolk County. With a population of 6,507, this is a lightly populated ZIP code with a mature community — the median age is 52.8 years. Economically, 11971 is a upper-middle-income ZIP code: the median household income of $124,097 is significantly above the national average.

Real estate in ZIP code 11971 represents a premium housing market. The median home value of $762,700 is more than double the national average. Renters can expect to pay around $2,240 per month in median rent. Homeownership is strong here — 84.8% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 29% since 2019.

The population of 11971 is primarily White (78.47%). Residents are highly educated — 61.1% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 3.5%. Household income has grown by 63% since 2019.

The unemployment rate in 11971 stands at 6.8%, which is above the national average. About 13% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 67%.

Overall, ZIP code 11971 in Southold, NY is characterized as upper-middle-income, highly educated, a mature community, and predominantly owner-occupied. With 6,507 residents, a median household income of $124,097, and a median home value of $762,700, it offers a clear picture of life in this part of New York.