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 2025 population of 265. Mongaup Valley is currently growing at a rate of 7.29% annually but its population has decreased by -61.54% since the most recent census, which recorded a population of 689 in 2020.

The average household income in Mongaup Valley is $103,317 with a poverty rate of 0%.The median age in Mongaup Valley is 54.5 years: 53.3 years for males, and 57.8 years for females.

265
Total Population
53
Density (mi²)
18 7.29%
Growth

Mongaup Valley Population

Demographics

Economics and Income Statistics

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)