Population Demographics
As of 2026 the population of McMinn County is 56,623. The population is expected to grow to 58,524 by 2031 - a growth rate of 0.66%.
The median age of McMinn County residents is 43.
The diversity index of McMinn County is 32.0, meaning that there is a 32% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.

