Union township is located in Benton County, Indiana. Union township has a 2026 population of 236. Union township is currently declining at a rate of 0% annually and its population has increased by 0.85% since the most recent census, which recorded a population of 234 in 2020.
The median age in Union township is 43.7 years: 43.7 years for males, and 43.8 years for females. For every 100 females there are 92.7 males.
Data after 2023 is projected based on recent change
Overall: 43.7 years
Female: 43.8 years
Male: 43.7 years
There are 157 adults, (32 of whom are seniors) in Union township.
Female: 110 (51.9%)
Male: 102 (48.1%)
The racial composition of Union township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 212 | 100% |