Black Jack Flag

Black Jack

County Seat:
No
Area (mi²):
2.586
State:
Missouri

Black Jack is a city located in St. Louis County, Missouri. Black Jack has a 2025 population of 6,469. Black Jack is currently declining at a rate of -0.52% annually and its population has decreased by -2.59% since the most recent census, which recorded a population of 6,641 in 2020.

The average household income in Black Jack is $82,156 with a poverty rate of 14.77%.The median age in Black Jack is 30.9 years: 24.3 years for males, and 33.4 years for females.

6.5K
Total Population
2,501
Density (mi²)
-34 -0.52%
Growth

Black Jack 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)