Estimate, Median Age by Sex, Total Population (5-year estimate) in Wells County, IN was 40.60000 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 Wells County, IN reached a record high of 41.30000 in January of 2014 and a record low of 39.80000 in January of 2009. 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 Wells County, IN - last updated from the United States Federal Reserve on May of 2024.