
York township
- County:
- Clark County
- County Seat:
- No
- Area (mi²):
- 31.27
- State:
- Illinois
York township is located in Clark County, Illinois. York township has a 2025 population of 484. York township is currently declining at a rate of -0.41% annually and its population has decreased by -2.81% since the most recent census, which recorded a population of 498 in 2020.
The average household income in York township is $82,702 with a poverty rate of 5.09%. The median age in York township is 43.2 years: 43.4 years for males, and 43 years for females.