Single-Parent Households with Children as a Percentage of Households with Children (5-year estimate) in Harford County, MD was 24.70% in January of 2022, according to the United States Federal Reserve. Historically, Single-Parent Households with Children as a Percentage of Households with Children (5-year estimate) in Harford County, MD reached a record high of 27.67 in January of 2015 and a record low of 23.55 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Single-Parent Households with Children as a Percentage of Households with Children (5-year estimate) in Harford County, MD - last updated from the United States Federal Reserve on May of 2024.