 arlington is a city in fayette county, iowa, united states. the population was 429 in the 2010 census, a decline from the 490 population in the 2000 census. ==history== arlington was originally called brush creek, iowa.{{cite web|url=http://bioguide.congress.gov/scripts/biodisplay.pl?index=t000225|title=thompson, william henry |publisher=[[biographical director
Cities_in_Fayette_County,_Iowa Cities_in_Iowa