Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Allegany County, NY was 722.00000 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 Allegany County, NY reached a record high of 834.00000 in January of 2021 and a record low of 471.00000 in January of 2010. 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 Allegany County, NY - last updated from the United States Federal Reserve on June of 2024.