
Lyon township
- County:
- Lyon County
- County Seat:
- No
- Area (mi²):
- 31.045
- State:
- Iowa
Lyon township is located in Lyon County, Iowa. Lyon township has a 2025 population of 185. Lyon 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 Lyon township is $140,407 with a poverty rate of 0%. The median age in Lyon township is 38.5 years: 38.7 years for males, and 27.7 years for females.