
Erin township
- County:
- Hancock County
- County Seat:
- No
- Area (mi²):
- 36.394
- State:
- Iowa
Erin township is located in Hancock County, Iowa. Erin township has a 2025 population of 50. Erin 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 Erin township is $72,458 with a poverty rate of 0%. The median age in Erin township is 64.5 years: 79 years for males, and 64.3 years for females.