
Arlington township
- County:
- Fayette County
- County Seat:
- No
- Area (mi²):
- 35.73
- State:
- Iowa
Arlington township is located in Fayette County, Iowa. Arlington township has a 2025 population of 2,126. Arlington township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Arlington township is $131,610 with a poverty rate of 3.17%. The median age in Arlington township is 31.6 years: 34 years for males, and 29.4 years for females.