Estimate, Median Age by Sex, Total Population (5-year estimate) in Bastrop County, TX was 38.00000 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 Bastrop County, TX reached a record high of 38.80000 in January of 2017 and a record low of 37.20000 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 Bastrop County, TX - last updated from the United States Federal Reserve on May of 2024.