Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Linn County, MO was 88.00000 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 Linn County, MO reached a record high of 183.00000 in January of 2009 and a record low of 41.00000 in January of 2016. 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 Linn County, MO - last updated from the United States Federal Reserve on May of 2024.