Population Demographics
As of 2026 the population of Morgan County, IN is 74,399. The population is expected to grow to 76,010 by 2031 - a growth rate of 0.43%.
The median age of Morgan County, IN residents is 43.
The diversity index of Morgan County, IN is 19.5, meaning that there is a 20% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.