Larrabee is a city in Cherokee County, Iowa, United States. The population was 123 at the time of the 2020 census. A post office called Larrabeā¦Larrabee is a city in Cherokee County, Iowa, United States. The population was 123 at the time of the 2020 census. A post office called Larrabee has been in operation since 1877. The city was named after William Larrabee, the 13th Governor of Iowa.