Irondale
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 0.533
- State:
- Missouri
Irondale is a city located in Washington County, Missouri. Irondale has a 2026 population of 368. Irondale is currently declining at a rate of 0% annually and its population has increased by 0.27% since the most recent census, which recorded a population of 367 in 2020.
The median household income in Irondale is $37,368 with a poverty rate of 32.96%. The median age in Irondale is 35.4 years: 35.5 years for males, and 34.9 years for females. For every 100 females there are 129.5 males.