Arkadelphia is an unincorporated community in Cullman County, Alabama, United States.

Arkadelphia first appeared on the 1880 U.S. Census as an unincorporated village within Blount County.

[4] The population of the village made it the second largest community in the county behind the then-county seat of Blountsville.

In 1960,[7] the precinct was merged as part of a larger reorganization of counties into the census division of Bremen.

This Cullman County, Alabama state location article is a stub.