Population Estimate, Total, Hispanic or Latino (5-year estimate) in Dickinson County, IA was 454.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Hispanic or Latino (5-year estimate) in Dickinson County, IA reached a record high of 454.00000 in January of 2022 and a record low of 153.00000 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Hispanic or Latino (5-year estimate) in Dickinson County, IA - last updated from the United States Federal Reserve on May of 2024.