Byrnes Mill Flag

Byrnes Mill

County Seat:
No
Area (mi²):
5.141
State:
Missouri

Byrnes Mill is a city located in Jefferson County, Missouri. Byrnes Mill has a 2026 population of 3,189. Byrnes Mill is currently declining at a rate of -0.25% annually but its population has increased by 0.31% since the most recent census, which recorded a population of 3,179 in 2020.

3.2K
Total Population
620
Density (mi²)
-8 -0.25%
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)