
Laddonia
- County:
- Audrain County
- County Seat:
- No
- Area (mi²):
- 0.705
- State:
- Missouri
Laddonia is a city located in Audrain County, Missouri. Laddonia has a 2025 population of 507. Laddonia is currently growing at a rate of 0.2% annually and its population has increased by 1.2% since the most recent census, which recorded a population of 501 in 2020.
The average household income in Laddonia is $58,465 with a poverty rate of 19.93%. The median age in Laddonia is 46.1 years: 40.4 years for males, and 46.5 years for females.