
Larchwood
- County:
- Lyon County
- County Seat:
- No
- Area (mi²):
- 1.037
- State:
- Iowa
Larchwood is a city located in Lyon County, Iowa. Larchwood has a 2025 population of 966. Larchwood is currently growing at a rate of 0.84% annually and its population has increased by 4.32% since the most recent census, which recorded a population of 926 in 2020.
The average household income in Larchwood is $91,651 with a poverty rate of 6.6%. The median age in Larchwood is 34.3 years: 31.8 years for males, and 34.5 years for females.