Albia is a city in and the county seat of Monroe County, in southern Iowa, United States. The population was 3,721 at the 2020 census.

Monroe County is a county located in the south central part of the U.S. state of Iowa. In the early 20th century, it was a center of bituminous coal mining and in 1910 had a population of more than 25,000. As mining declined, people moved elsewhere for work. In the 2020 census, the population was 7,577. The county seat is Albia. The county, originally called Kishkekosh County after a famous chief of the Meskwaki, was renamed for James Monroe, fifth President of the United States.