Population Demographics
As of 2026 the population of Henry County is 22,353. The population is expected to grow to 22,484 by 2031 - a growth rate of 0.12%.
The median age of Henry County residents is 45.
The diversity index of Henry County is 22.8, meaning that there is a 23% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.