Douglas is an unincorporated community in Fayette County, Iowa, United States.
It is located near the junction of County Road B44 and Maple Road, three miles southwest of Eldorado.
[1] Douglas was originally spelled Douglass.
The population of the community was 216 in 1902,[2] and was 105 in 1925.
[3] The population was 40 in 1940.