
Doon township
- County:
- Lyon County
- County Seat:
- No
- Area (mi²):
- 35.951
- State:
- Iowa
Doon township is located in Lyon County, Iowa. Doon township has a 2025 population of 1,114. Doon 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 Doon township is $71,559 with a poverty rate of 3.96%. The median age in Doon township is 36 years: 39.7 years for males, and 29.6 years for females.