Bethel township is located in McDonough County, Illinois. Bethel township has a 2026 population of 292. Bethel township is currently declining at a rate of -1.02% annually and its population has decreased by -3.95% since the most recent census, which recorded a population of 304 in 2020.
The median age in Bethel township is 47.6 years: 33.8 years for males, and 47.9 years for females. For every 100 females there are 166.3 males.
Data after 2023 is projected based on recent change
Overall: 47.6 years
Female: 47.9 years
Male: 33.8 years
There are 191 adults, (54 of whom are seniors) in Bethel township.
Female: 86 (37.6%)
Male: 143 (62.4%)
The racial composition of Bethel township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 229 | 100% |