Population Demographics
As of 2026 the population of Rush County is 2,886. The population is expected to shrink to 2,816 by 2031 - a growth rate of -0.49%.
The median age of Rush County residents is 49.
The diversity index of Rush County is 21.3, meaning that there is a 21% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.
