Mason Flag

Mason

County:
Marion County
County Seat:
No
Area (mi²):
8.789
State:
Missouri

Mason is located in Marion County, Missouri. Mason has a 2025 population of 12,059 . Mason is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The average household income in Mason is $65,385 with a poverty rate of 20.66%. The median age in Mason is 38.3 years: 36.3 years for males, and 40.2 years for females. For every 100 females there are 88.5 males.

12.1K
Total Population
1,372
Density (mi²)

Mason 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)