Green Knoll Flag

Green Knoll

County:
Somerset County
County Seat:
No
Area (mi²):
4.635
State:
New Jersey

Green Knoll is a CDP located in Somerset County, New Jersey. Green Knoll has a 2025 population of 6,744. Green Knoll is currently growing at a rate of 0.54% annually and its population has increased by 4.69% since the most recent census, which recorded a population of 6,442 in 2020.

The average household income in Green Knoll is $176,423 with a poverty rate of 2.9%.The median age in Green Knoll is 44.1 years: 41.7 years for males, and 45.5 years for females.

6.7K
Total Population
1,455
Density (mi²)
36 0.54%
Growth

Green Knoll 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)