Estimate, Median Age by Sex, Total Population (5-year estimate) in Adams County, IN was 33.40000 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 Adams County, IN reached a record high of 34.30000 in January of 2011 and a record low of 33.10000 in January of 2021. 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 Adams County, IN - last updated from the United States Federal Reserve on May of 2024.