Miller County Flag

Miller County

State:
Arkansas
County Seat:
Texarkana

Miller County's estimated 2026 population is 42,354 with a growth rate of -0.01% in the past year according to the most recent United States census data. Miller County is the 17th largest county in Arkansas. The 2010 population was 43,568 and has seen a growth of -2.79% since that time.

42,354
Total Population
68
Population Density (mi²)
17
Population Rank (State)
-3 -0.01%
Annual Population Growth

Miller County Population

Demographics

Economics and Income Statistics