Southold Flag

Southold

County:
Suffolk County
County Seat:
No
Area (mi²):
10.465
State:
New York

Southold is a CDP located in Suffolk County, New York. Southold has a 2026 population of 6,797. Southold is currently growing at a rate of 0.98% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Southold is $128,822 with a poverty rate of 3.8%. The median age in Southold is 48.6 years: 51.3 years for males, and 46.5 years for females. For every 100 females there are 97.5 males.

6.8K
Total Population
650
Density (mi²)
66 0.98%
Growth

Southold Population

Southold Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20266,797660.98%
20256,731650.98%

Median Age

Overall: 48.6 years
Female: 46.5 years
Male: 51.3 years

Southold Adults

There are 4,907 adults, (1,588 of whom are seniors) in Southold.

Sex Ratio

Female: 3,239 (50.6%)
Male: 3,158 (49.4%)

Demographics

The racial composition of Southold includes 78.94% White, 10.86% other race, 3.03% Asian, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White5,05078.94%
Other race69510.86%
Two or more races4126.44%
Asian1943.03%
Black or African American460.72%
Race
Population ↓
Percentage (of total)
Other race5899.21%
Two or more races3144.91%
White1452.27%
Race
Population ↓
Percentage (of total)
White4,90576.68%
Asian1943.03%
Other race1061.66%
Two or more races981.53%
Black or African American460.72%

Southold Marital Status

Economics and Income Statistics

Southold 's average per capita income is $81,397. Household income levels show a median of $128,822. The poverty rate stands at 3.8%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$182,697-
Families$152,303$230,739
Households$128,822$204,108
Non Families$64,345$116,902

$81,397

Average Income

$128,822

Median Household Income

3.8%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)