Single-Parent Households with Children as a Percentage of Households with Children (5-year estimate) in Lake County, IN was 42.26% 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 Lake County, IN reached a record high of 42.26 in January of 2022 and a record low of 38.30 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 Lake County, IN - last updated from the United States Federal Reserve on May of 2024.