Lodomillo Township is a township in Clayton County, Iowa, United States. As of the 2000 census, its population was 719.
The origin of the name Lodomillo is unclear. It might mean "load a mill" or "load of watermelons".
Lodomillo Township covers an area of .
Edgewood is divided by Iowa Highway 3; the south half of the town is in Honey Creek Township, Delaware County.
According to the USGS, the township contains two cemeteries: Green Hill and Noble.