Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Allen County, IN was 42662.00000 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 Allen County, IN reached a record high of 42662.00000 in January of 2022 and a record low of 39631.00000 in January of 2009. 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 Allen County, IN - last updated from the United States Federal Reserve on May of 2024.