US Census Data
Population
6,600
+11.8%’19–’23
Median household income
$114,743
+48.3%’19–’23
Median home value
$762,900
+29.2%’19–’23

Located in Suffolk County, New York, Southold is a community with a population of 6,600. At $114,743, its median household income sits below Suffolk County's $128,329.

From 2019 to 2023, Southold's population grew 11.8% from 5,904 to 6,600, while its median home value rose 29.2% from $590,600 to $762,900.

The typical home was built around 1971. 3.3% of residents live below the poverty line.

Demographics

ACS 2019–2023
Population
6,600
Median age
51.9 yrs
Median household income
$114,743
Median home value
$762,900
Median gross rent
$2,176
Housing units
4,013
Homeownership rate
82.8%
Bachelor's degree or higher
51.8%
Unemployment rate
6.7%

Trends

ACS 5-year · 2019–2023
Population
5,9046,600
Median household income
$77,386$114,743
Median home value
$590,600$762,900
Median gross rent
$1,822$2,176
YearPopulationMedian household incomeMedian home valueMedian gross rent
20195,904$77,386$590,600$1,822
20205,946$86,632$602,500$1,738
20216,700$96,792$629,300$1,819
20226,386$103,832$695,100$2,098
20236,600$114,743$762,900$2,176

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 53264.9%
5 to 171,11216.8%
18 to 242744.2%
25 to 345077.7%
35 to 446419.7%
45 to 545989.1%
55 to 641,40321.3%
65 to 741,05516.0%
75 and over68410.4%

Race & ethnicity

CountShare
White (non-Hispanic)5,06876.8%
Black or African American540.8%
American Indian & Alaska Native00.0%
Asian2473.7%
Native Hawaiian & Pacific Islander00.0%
Some other race961.5%
Two or more races600.9%
Hispanic or Latino (any race)1,07516.3%

Educational attainment (age 25+)

CountShare
No high school diploma4729.7%
High school graduate87617.9%
Some college or associate's1,01020.7%
Bachelor's degree1,50430.8%
Graduate or professional degree1,02621.0%

Commute to work

Mean travel time to work
26 min

How workers get to work

CountShare
Drove alone1,89667.9%
Carpooled35812.8%
Public transit1284.6%
Walked381.4%
Bicycle00.0%
Worked from home33912.1%
Other means341.2%

Travel time

CountShare
Under 15 min87435.6%
15 to 29 min75330.7%
30 to 44 min40116.3%
45 to 59 min1104.5%
60+ min31612.9%

Households

Average household size
2.45
Poverty rate
3.3% (216 of 6,557)
CountShare
Family households1,87370.0%
Nonfamily households80330.0%

Housing

Median year structure built
1971

Occupancy

CountShare
Occupied2,67666.7%
Vacant1,33733.3%

Tenure (of occupied units)

CountShare
Owner-occupied2,21782.8%
Renter-occupied45917.2%

Units in structure

CountShare
1-unit, detached3,69392.0%
1-unit, attached912.3%
2 to 4 units1002.5%
5 to 19 units671.7%
20 or more units621.5%
Mobile home & other00.0%

Geography

Place GEOID
3669452
Type (LSAD)
57
Land area
10 sq mi
Water area
4.09 sq mi
Center point
41.0654, -72.4298

Compare with nearby cities

5

New York rankings

21

Other places in Suffolk County

158