Frederika is a city in Bremer County, Iowa, United States. The population was 204 at the time of the 2020 census. It is named for Fredrika Bremer (note different spelling), the Swedish author, for whom the surrounding county was also named.
Frederika is part of the Waterloo–Cedar Falls Metropolitan Statistical Area.
Geography
According to the United States Census Bureau, the city has a total area of , all land.