Population Demographics
As of 2026 the population of City of Gilman is 216. The population is expected to shrink to 214 by 2031 - a growth rate of -0.19%.
The median age of City of Gilman residents is 38.
The diversity index of City of Gilman is 13.0, 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.