Fannin County Flag

Fannin County

State:
Texas
County Seat:
Bonham

Fannin County's estimated 2026 population is 40,220 with a growth rate of 1.99% in the past year according to the most recent United States census data. Fannin County is the 81st largest county in Texas. The 2010 population was 33,922 and has seen a growth of 18.57% since that time.

40,220
Total Population
45
Population Density (mi²)
81
Population Rank (State)
785 1.99%
Annual Population Growth

Fannin County Population

Demographics

Economics and Income Statistics