
Seneca township
- County:
- Kossuth County
- County Seat:
- No
- Area (mi²):
- 35.842
- State:
- Iowa
Seneca township is located in Kossuth County, Iowa. Seneca township has a 2025 population of 202. Seneca 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 Seneca township is $147,202 with a poverty rate of 0%. The median age in Seneca township is 59.8 years: 61.6 years for males, and 58.7 years for females.