Estimate, Median Age by Sex, Total Population (5-year estimate) in Dickinson County, KS was 41.80000 Years of Age in January of 2022, according to the United States Federal Reserve. Historically, Estimate, Median Age by Sex, Total Population (5-year estimate) in Dickinson County, KS reached a record high of 42.10000 in January of 2009 and a record low of 41.20000 in January of 2017. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimate, Median Age by Sex, Total Population (5-year estimate) in Dickinson County, KS - last updated from the United States Federal Reserve on May of 2024.