Fairmount township is located in Vermilion County, Illinois. Fairmount township has a 2026 population of 155. Fairmount township is currently declining at a rate of -0.64% annually and its population has decreased by -2.52% since the most recent census, which recorded a population of 159 in 2020.
The median age in Fairmount township is 45.2 years: 36.7 years for males, and 46 years for females. For every 100 females there are 88.9 males.
Data after 2023 is projected based on recent change
Overall: 45.2 years
Female: 46 years
Male: 36.7 years
There are 196 adults, (63 of whom are seniors) in Fairmount township.
Female: 117 (52.9%)
Male: 104 (47.1%)
The racial composition of Fairmount township includes 75.57% White, 24.43% Native Hawaiian or Pacific Islander, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 167 | 75.57% |
| Native Hawaiian or Pacific Islander | 54 | 24.43% |