Population Demographics
As of 2025 the population of Thomas County is 7,916. The population is expected to shrink to 7,810 by 2030 - a growth rate of -0.27%.
The median age of Thomas County residents is 37.
The diversity index of Thomas County is 32.5, meaning that there is a 33% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.
