alt=Main Street, Farley, Iowa, 1898|thumb|Main Street, Farley, Iowa, 1898
Farley is a city in Dubuque County, Iowa, United States. It is part of the Dubuque, Iowa Metropolitan Statistical Area. The population was 1,766 at the time of the 2020 census, up from 1,334 in 2000. Farley is the seventh-largest town in Dubuque County, recently passed by Peosta, Iowa.
Farley is home to a 3/8 mile dirt race track, 300 Raceway.
History
Farley got its start in the 1850s, following construction of the Dubuque and Sioux City Railroad through that territory. Farley was named for the superintendent of the Sioux City Railroad.
Geography
According to the United States Census Bureau, the city has a total area of , all land. It is crossed by U.S. Route 20 in the south.