Mongaup Valley Flag

Mongaup Valley

County:
Sullivan County
County Seat:
No
Area (mi²):
5.016
State:
New York

Mongaup Valley is a CDP located in Sullivan County, New York. Mongaup Valley has a 2026 population of 331. Mongaup Valley is currently growing at a rate of 6.77% 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 Mongaup Valley is $115,111 with a poverty rate of 0%. The median age in Mongaup Valley is 54.3 years: 53.3 years for males, and 57.8 years for females. For every 100 females there are 161.1 males.

331
Total Population
66
Density (mi²)
21 6.77%
Growth

Mongaup Valley Population

Mongaup Valley Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026331216.77%
2025310206.9%

Median Age

Overall: 54.3 years
Female: 57.8 years
Male: 53.3 years

Mongaup Valley Adults

There are 190 adults, (35 of whom are seniors) in Mongaup Valley.

Sex Ratio

Female: 90 (38.3%)
Male: 145 (61.7%)

Demographics

The racial composition of Mongaup Valley includes 72.77% White, 27.23% Black or African American, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White17172.77%
Black or African American6427.23%
Race
Population ↓
Percentage (of total)
White17172.77%
Black or African American6427.23%

Mongaup Valley Marital Status

Economics and Income Statistics

Mongaup Valley 's average per capita income is $61,875. Household income levels show a median of $115,111. The poverty rate stands at 0%.

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
Families$115,444$103,200
Married Families$115,444-
Households$115,111$96,183
Non Families--

$61,875

Average Income

$115,111

Median Household Income

0%

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)