Resident Population in Kossuth County, IA was 14.39600 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Kossuth County, IA reached a record high of 23.10000 in January of 1972 and a record low of 14.39600 in January of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Kossuth County, IA - last updated from the United States Federal Reserve on May of 2024.