
Marshall township
- County:
- Louisa County
- County Seat:
- No
- Area (mi²):
- 26.278
- State:
- Iowa
Marshall township is located in Louisa County, Iowa. Marshall township has a 2025 population of 111. Marshall township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Marshall township is $81,998 with a poverty rate of 0.9%. The median age in Marshall township is 65.4 years: 44.6 years for males, and 80.1 years for females.