Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Llano County, TX was 133.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Llano County, TX reached a record high of 444.00000 in January of 2014 and a record low of 26.00000 in January of 2018. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Llano County, TX - last updated from the United States Federal Reserve on May of 2024.