
Arlington
- County:
- Fayette County
- County Seat:
- No
- Area (mi²):
- 1.003
- State:
- Iowa
Arlington is a city located in Fayette County, Iowa. Arlington has a 2025 population of 416. Arlington is currently declining at a rate of -0.24% annually and its population has decreased by -1.19% since the most recent census, which recorded a population of 421 in 2020.
The average household income in Arlington is $57,056 with a poverty rate of 17.92%. The median age in Arlington is 48.9 years: 53.3 years for males, and 46.8 years for females.