Monroe Flag

Monroe

County Seat:
No
Area (mi²):
41.938
State:
New Jersey

Monroe is located in Middlesex County, New Jersey. Monroe has a 2025 population of 49,138. Monroe is currently growing at a rate of 0.58% annually and its population has increased by 1.33% since the most recent census, which recorded a population of 48,493 in 2020.

The average household income in Monroe is $153,048 with a poverty rate of 4%The median age in Monroe is 57.3 years: 54.1 years for males, and 61.1 years for females.

49.1K
Total Population
1,172
Density (mi²)
285 0.58%
Growth

Monroe 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)