Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in New Haven County, CT was 109697.00000 Persons in January of 2021, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in New Haven County, CT reached a record high of 109697.00000 in January of 2021 and a record low of 96426.00000 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 New Haven County, CT - last updated from the United States Federal Reserve on May of 2024.