
Larchwood township
- County:
- Lyon County
- County Seat:
- No
- Area (mi²):
- 27.367
- State:
- Iowa
Larchwood township is located in Lyon County, Iowa. Larchwood township has a 2025 population of 1,547. Larchwood 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 Larchwood township is $99,755 with a poverty rate of 6.08%. The median age in Larchwood township is 38.1 years: 36.4 years for males, and 38.9 years for females.