Allerton
- County:
- Wayne County
- County Seat:
- No
- Area (mi²):
- 1.187
- State:
- Iowa
Allerton is a city located in Wayne County, Iowa. Allerton has a 2026 population of 432. Allerton is currently growing at a rate of 0.7% annually and its population has increased by 0.93% since the most recent census, which recorded a population of 428 in 2020.