
Afton
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 1.006
- State:
- Iowa
Afton is a city located in Union County, Iowa. Afton has a 2025 population of 858. Afton is currently declining at a rate of -0.23% annually and its population has decreased by -1.38% since the most recent census, which recorded a population of 870 in 2020.
The average household income in Afton is $75,495 with a poverty rate of 13.49%. The median age in Afton is 35.6 years: 34.9 years for males, and 37.9 years for females.