Population Demographics
As of 2024 the population of Glen Ullin is 773. The population is expected to grow to 788 by 2029 - a growth rate of 0.39%.
The median age of Glen Ullin residents is 52.
The diversity index of Glen Ullin is 12.7, meaning that there is a 13% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.