Harrison township
- County:
- Daviess County
- County Seat:
- No
- Area (mi²):
- 21.575
- State:
- Missouri
Harrison township is located in Daviess County, Missouri. Harrison township has a 2026 population of 155. Harrison township is currently declining at a rate of 0% annually and its population has increased by 1.31% since the most recent census, which recorded a population of 153 in 2020.
The median age in Harrison township is 23.6 years: 23.3 years for males, and 23.6 years for females. For every 100 females there are 75.6 males.