Newton County Flag

Newton County

State:
Mississippi
County Seat:
Decatur

Newton County's estimated 2026 population is 20,885 with a growth rate of -0.36% in the past year according to the most recent United States census data. Newton County is the 43rd largest county in Mississippi. The 2010 population was 21,661 and has seen a growth of -3.58% since that time.

20,885
Total Population
36
Population Density (mi²)
43
Population Rank (State)
-75 -0.36%
Annual Population Growth

Newton County Population

Demographics

Economics and Income Statistics