Monroe Flag

Monroe

County:
Butler County
County Seat:
No
Area (mi²):
15.781
State:
Ohio

Monroe is a city located in Butler County, Ohio. Monroe has a 2026 population of 15,950. Monroe is currently growing at a rate of 1.43% annually and its population has increased by 3.17% since the most recent census, which recorded a population of 15,460 in 2020.

15.9K
Total Population
1,011
Density (mi²)
225 1.43%
Growth

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)